Comprehensive Research Report: *C. elegans* bbs-9 (C48B6.8) — A Core BBSome Subunit in Ciliary Trafficking Falcon Edison Scientific Literature 29 citations 2 artifacts 2026-07-04T20:24:39.282546

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Comprehensive Research Report: C. elegans bbs-9 (C48B6.8) — A Core BBSome Subunit in Ciliary Trafficking

1. Gene and Protein Identity

The C. elegans gene bbs-9 (systematic name C48B6.8; UniProt O01514) encodes a protein annotated as "Protein pthb1 homolog" and "Bardet-Biedl syndrome 9 protein homolog." The protein is the nematode ortholog of mammalian BBS9/PTHB1 (parathyroid hormone-responsive B1), originally identified as a gene downregulated by parathyroid hormone in an osteoblastic cell line but subsequently recognized as a core component of the BBSome complex implicated in ciliary biology and Bardet-Biedl syndrome (veleri2012knockdownofbardetbiedl pages 1-2, veleri2012knockdownofbardetbiedl pages 5-6). The protein is highly conserved across species, with zebrafish bbs9 showing 63% identity and 79% similarity to the human BBS9 protein (veleri2012knockdownofbardetbiedl pages 2-3).

2. Domain Architecture and Structural Role

BBS-9 is a structural homolog of BBS1, BBS2, and BBS7, sharing a conserved five-domain architecture consisting of: (1) an N-terminal β-propeller domain (composed of WD40 repeats), (2) a heterodimerization α-helix, (3) an immunoglobulin-like GAE (gamma-adaptin ear) domain, (4) a mixed α/β platform domain, and (5) an α-helical C-terminal coiled-coil domain (singh2020structureandactivation pages 3-5). These domains correspond to the InterPro annotations PHTB1_N_dom (IPR028073), PTHB1 (IPR026511), PTHB1_pf_dom (IPR055362), PTHB1_hp_dom (IPR055363), and WD40_repeat_dom_sf (IPR036322), as annotated in UniProt.

The detailed structural role of BBS-9 within the BBSome has been elucidated by cryo-EM at 3.1–3.5 Å resolution (singh2020structureandactivation pages 2-3). BBS9's GAE domain heterodimerizes specifically with the BBS1 GAE domain, forming the body of the BBSome. A strand insertion between β3 and β4 strands in BBS9's GAE domain differs from BBS7's, contributing structural specificity that prevents incorrect subunit pairing during assembly (singh2020structureandactivation pages 5-8). The GAE-platform module of BBS9 closely mirrors the structural organization of α-adaptin from clathrin adaptor complexes and COPI/COPII coatomers, supporting the evolutionary relationship between the BBSome and vesicle coat protein complexes (singh2020structureandactivation pages 12-13). The C-terminal coiled-coil of BBS9 associates with the BBS2 coiled-coil to form the neck region connecting the head and body lobes of the BBSome (singh2020structureandactivation pages 3-5, singh2020structureandactivation pages 12-13).

The following table summarizes the domain architecture of BBS-9:

Domain Approx. structural description InterPro / UniProt domain mapping Key structural features Functional role in BBSome assembly/interactions Evidence
N-terminal β-propeller / WD40 N-terminal propeller domain; one of five conserved domains shared with BBS1/2/7 WD40_repeat_dom_sf (IPR036322); PHTB1_N_dom (IPR028073) β-propeller scaffold mediating extensive protein-protein contacts; in BBS family proteins this domain contributes to head/body architecture and interaction specificity Contributes to BBS-9’s hub-like connectivity within the BBSome; by homology with BBS1-family architecture, the propeller helps organize subunit contacts and overall complex topology (singh2020structureandactivation pages 3-5, wingfield2018traffickingofciliary pages 2-4) (singh2020structureandactivation pages 3-5, wingfield2018traffickingofciliary pages 2-4)
Heterodimerization α-helix Short α-helical segment linking propeller to downstream domains No specific InterPro listed in provided UniProt summary Conserved helical module in the five-domain BBS1/2/7/9 architecture; supports packing between adjacent domains Part of the conserved structural core enabling correct domain arrangement and partner matching during BBSome assembly (singh2020structureandactivation pages 3-5) (singh2020structureandactivation pages 3-5)
GAE domain Immunoglobulin-like GAE/adaptin-related domain in central region PTHB1 (IPR026511) BBS9 GAE heterodimerizes with BBS1 GAE; contains a strand insertion between β3 and β4 that helps enforce structural specificity and prevent incorrect pairing Critical for subunit recognition and core-body organization; forms a BBS1–BBS9 GAE heterodimer in the BBSome body and supports correct assembly specificity (singh2020structureandactivation pages 5-8, singh2020structureandactivation pages 12-13) (singh2020structureandactivation pages 5-8, singh2020structureandactivation pages 12-13)
Platform (pf) domain Mixed α/β platform domain associated with the GAE module PTHB1_pf_dom (IPR055362) Together with the GAE domain forms a GAE-pf module structurally analogous to clathrin/adaptin and coatomer modules; makes extensive hydrophobic contacts with the GAE domain Provides structural body framework and supports the evolutionary coat-complex-like architecture of the BBSome; likely helps position interaction surfaces for IFT/cargo-related functions (singh2020structureandactivation pages 5-8, singh2020structureandactivation pages 12-13) (singh2020structureandactivation pages 5-8, singh2020structureandactivation pages 12-13)
C-terminal coiled-coil Distal α-helical coiled-coil / neck-forming region PTHB1_hp_dom (IPR055363) Coiled-coil associates directly with the BBS2 coiled-coil to form the neck connecting head and body lobes Essential for higher-order BBSome architecture; helps connect head and body lobes and stabilizes assembly of the core complex (singh2020structureandactivation pages 3-5, singh2020structureandactivation pages 12-13) (singh2020structureandactivation pages 3-5, singh2020structureandactivation pages 12-13)
Integrated architecture summary Full-length BBS-9/PTHB1 comprises a five-domain scaffold conserved with BBS1/2/7 Combined mapping from UniProt: IPR028073, IPR026511, IPR055362, IPR055363, IPR036322 BBS-9 directly contacts all other BBSome subunits and acts as a central structural hub Central organizer of the BBSome core and a major determinant of complex assembly, stability, and connectivity to ciliary trafficking machinery (singh2020structureandactivation pages 3-5, nakayama2018ciliaryproteintrafficking pages 3-4, wingfield2018traffickingofciliary pages 2-4) (singh2020structureandactivation pages 3-5, nakayama2018ciliaryproteintrafficking pages 3-4, wingfield2018traffickingofciliary pages 2-4)

Table: This table summarizes the five-domain architecture of C. elegans BBS-9/PTHB1 inferred from BBSome structural studies and UniProt/InterPro annotations. It highlights how each domain contributes to BBSome assembly, structural organization, and protein-protein interactions.

3. Central Hub Function Within the BBSome

A key feature of BBS-9 is its role as the central hub of the BBSome complex. Visible immunoprecipitation (VIP) assay analyses have demonstrated that BBS-9 directly contacts four to five other BBSome subunits, more than any other component (wingfield2018traffickingofciliary pages 2-4, nakayama2018ciliaryproteintrafficking pages 3-4). Specifically, BBS-9 interacts with BBS5 and BBS8, and serves as part of the core subcomplex along with BBS1, BBS2, and BBS7 (nakayama2018ciliaryproteintrafficking pages 3-4). The BBSome assembles in a stepwise manner: BBS7 first interacts with BBS2, then combines with BBS9 to form the BBSome core complex, after which BBS1, BBS5, BBS8, BBS18 (BBIP10), and finally BBS4 are incorporated (liu2025structuremakesa pages 2-3). BBS18 and BBS8 serve as connectors that bridge BBS4 to BBS9 (liu2025structuremakesa pages 2-3).

This extensive interconnectivity explains why the BBSome requires three dedicated chaperonin-like proteins (BBS6, BBS10, BBS12) together with CCT/TRiC family chaperonins to assemble properly (singh2020structureandactivation pages 3-5, wingfield2018traffickingofciliary pages 1-2). The octameric BBSome complex (BBS1/2/4/5/7/8/9/18) is a stable structure that resists dissociation even at high salt concentrations (akella2020ciliaryrab28and pages 1-2).

4. Subcellular Localization

In C. elegans sensory neurons, BBS-9 localizes to the ciliary base (transition zone/basal body region) and undergoes bidirectional intraflagellar transport (IFT) movement along cilia as part of the BBSome complex (wei2012thebbsomecontrols pages 14-16, wei2012thebbsomecontrols pages 2-4). In wild-type animals, BBS-9 shows ciliary staining consistent with its movement along ciliary axonemes as a component of IFT trains (wingfield2018traffickingofciliary pages 1-2). In dyf-2 mutants that disrupt BBSome–IFT association, BBS-9 accumulates at the ciliary base with only very dim ciliary staining and completely loses IFT movement, while the BBSome complex itself remains intact, indicating that the docking of the BBSome onto IFT trains is disrupted (wei2012thebbsomecontrols pages 2-4).

5. Primary Function: Regulation of IFT Assembly and Turnaround

The primary function of BBS-9, as part of the BBSome, is to regulate intraflagellar transport. A landmark study using whole-genome mutagenesis in C. elegans identified the BBSome as the key player regulating IFT assembly and turnaround in cilia (wei2012thebbsomecontrols pages 1-2). The BBSome performs two critical IFT functions:

IFT assembly at the ciliary base: The BBSome organizes IFT-A, IFT-B subcomplexes, and kinesin motors into a functional anterograde transport complex at the ciliary base. It assembles with IFT particles in a DYF-2- and BBS-1-dependent manner before anterograde transport begins (wei2012thebbsomecontrols pages 1-2, wei2012thebbsomecontrols pages 14-16).

IFT turnaround at the ciliary tip: After reaching the ciliary tip, the BBSome coordinates the remodeling of IFT particles from anterograde to retrograde transport configuration. When BBSome function is disrupted, IFT-B components accumulate at the ciliary tip with severely reduced retrograde movement, while IFT-A maintains relatively normal bidirectional movement (wei2012thebbsomecontrols pages 8-14, wei2012thebbsomecontrols pages 14-16). The BBSome works in coordination with DYF-2 to reorganize IFT complexes for retrograde transport at the tip (wei2012thebbsomecontrols pages 14-16).

In bbs mutant C. elegans, the BBSome also stabilizes the interaction between IFT-A and IFT-B subcomplexes. When the BBSome is absent, IFT-A and IFT-B separate and move at different velocities (wingfield2018traffickingofciliary pages 4-5, xu2015bbs4andbbs5 pages 2-4).

6. Cargo Adapter Function: Ciliary Membrane Protein Trafficking

The BBSome functions as a cargo adapter for ciliary membrane protein trafficking, primarily mediating the removal of transmembrane and peripheral membrane proteins from cilia (akella2020ciliaryrab28and pages 1-2, wingfield2018traffickingofciliary pages 4-5). The BBSome is recruited to ciliary membranes by the small GTPase ARL6/BBS3 in its GTP-bound form (singh2020structureandactivation pages 1-2, wingfield2018traffickingofciliary pages 2-4). ARL6-GTP binds to a composite site formed by BBS1 and BBS7, triggering a conformational change whereby BBS1's β-propeller swivels approximately 25° to open a central cavity of 50 × 15 Å sufficient to accommodate cargo polypeptides (singh2020structureandactivation pages 12-13, singh2020structureandactivation pages 10-12). The activation of ARL6 is mediated by IFT27, which functions as a guanine-nucleotide exchange factor (GEF) for ARL6 (lechtreck2022cargoadaptersexpand pages 7-8, wingfield2018traffickingofciliary pages 2-4). This mechanism links BBSome cargo recognition to the IFT cycle.

Specific cargo proteins trafficked by the BBSome include signaling receptors such as Smoothened, Patched-1, GPR161, the Leptin receptor, and polycystin-1, underscoring the BBSome's role in regulating multiple ciliary signaling pathways (singh2020structureandactivation pages 12-13).

7. Degradative Sorting of Sensory Receptors

In C. elegans, the BBSome has a specific role in the lysosome-directed degradative sorting of ciliary sensory receptors. Studies using BBS-4 and BBS-5 mutants (which show functional redundancy) demonstrated that the BBSome regulates the ciliary removal—rather than the ciliary entry—of sensory receptors including OSM-9, polycystin-2 (PKD-2), and the odorant receptor ODR-10 (xu2015bbs4andbbs5 pages 1-2). In bbs-4; bbs-5 double mutants, these receptors abnormally accumulate both inside and below cilia due to compromised lysosome-targeted degradation of ubiquitinated receptor proteins (xu2015bbs4andbbs5 pages 6-7, xu2015bbs4andbbs5 pages 2-4). This function acts through lysosomal rather than proteasomal degradation pathways (xu2015bbs4andbbs5 pages 6-7). Mammalian BBS4 and BBS5 similarly coordinate the ciliary removal of polycystin-2, demonstrating conservation of this mechanism (xu2015bbs4andbbs5 pages 1-2).

8. Regulation of Extracellular Vesicle Shedding

The BBSome negatively regulates the production and shedding of extracellular vesicles (EVs) from sensory cilia in C. elegans (akella2020ciliaryrab28and pages 1-2, akella2020ciliaryrab28and pages 16-17). BBSome loss causes excessive and ectopic EV production, particularly at the ciliary base (akella2020ciliaryrab28and pages 1-2). In bbs-8 mutants, the cephalic lumen becomes distended and abnormally filled with excessive EVs, and dense vesicular material accumulates in the sheath cell cytoplasm (akella2020ciliaryrab28and pages 11-12, akella2020ciliaryrab28and pages 16-17). The BBSome works in conjunction with the small GTPase RAB-28 to control EV levels, though the BBSome phenotype is more severe than that of rab-28 mutants alone, suggesting additional BBSome functions beyond RAB-28 regulation (akella2020ciliaryrab28and pages 16-17, akella2020ciliaryrab28and pages 17-19). Aberrant EV-mediated signaling between neurons and glia likely contributes to the sensory organ morphogenesis defects seen in BBSome mutants (akella2020ciliaryrab28and pages 17-19).

9. Phenotypic Consequences of Loss of Function

Loss of BBSome function in C. elegans results in:
- Shortened and structurally abnormal cilia (wingfield2018traffickingofciliary pages 4-5)
- Defects in chemosensation and osmosensation (wingfield2018traffickingofciliary pages 4-5)
- Dye-filling defects in sensory neurons (wingfield2018traffickingofciliary pages 4-5)
- Impaired mating behavior due to PKD-2 receptor mislocalization (xu2015bbs4andbbs5 pages 2-4)
- Reduced body size, likely due to increased insulin and neuropeptide secretion (wingfield2018traffickingofciliary pages 4-5)
- Expanded sensory organ compartments due to ectopic EV accumulation (akella2020ciliaryrab28and pages 16-17, akella2020ciliaryrab28and pages 17-19)

Cross-species studies confirm conservation: knockdown of bbs9 in zebrafish leads to retinal degeneration, hydrocephaly, and reduced cilia number and length in Kupffer's vesicle. Knockdown in mouse IMCD3 cells results in complete absence of cilia (veleri2012knockdownofbardetbiedl pages 1-2, veleri2012knockdownofbardetbiedl pages 3-5). Human BBS9 mRNA rescues the zebrafish bbs9 morphant phenotype, but a patient-derived missense mutation abolishes this rescue capacity (veleri2012knockdownofbardetbiedl pages 1-2).

10. Summary of Key Functions

The following table summarizes the primary functions of BBS-9/BBSome in C. elegans:

Functional category Role of BBS-9/BBSome in C. elegans Mechanistic summary Key evidence source
IFT assembly at ciliary base BBS-9 functions as part of the BBSome that assembles IFT machinery at the ciliary base The BBSome organizes IFT-A, IFT-B, and kinesin motors into a functional anterograde transport complex at the ciliary base; structural work places BBS9 as a central hub subunit that helps stabilize BBSome architecture needed for this assembly function (wei2012thebbsomecontrols pages 14-16, singh2020structureandactivation pages 3-5, nakayama2018ciliaryproteintrafficking pages 3-4) Wei et al. 2012; Singh et al. 2020; Nakayama and Katoh 2018
IFT turnaround regulation at ciliary tip BBS-9/BBSome is required for proper IFT particle remodeling and recycling at the ciliary tip In BBSome-defective worms, IFT-B accumulates at the tip while IFT-A can continue moving, indicating failure of tip reorganization and retrograde turnaround; the BBSome works with DYF-2 to reassemble transport complexes after anterograde arrival (wei2012thebbsomecontrols pages 14-16, wei2012thebbsomecontrols pages 1-2, wei2012thebbsomecontrols pages 8-14, wei2012thebbsomecontrols pages 2-4) Wei et al. 2012
Ciliary membrane protein trafficking/removal BBS-9 participates in the BBSome’s adaptor role for ciliary membrane protein export/removal The BBSome rides with IFT trains and acts mainly as a cargo adaptor for removing selected membrane-associated proteins from cilia; ARL6/BBS3-GTP recruits and activates the BBSome for membrane engagement and cargo recognition (akella2020ciliaryrab28and pages 1-2, wingfield2018traffickingofciliary pages 1-2, singh2020structureandactivation pages 12-13, singh2020structureandactivation pages 1-2, wingfield2018traffickingofciliary pages 2-4) Akella et al. 2020; Wingfield et al. 2018; Singh et al. 2020
Degradative sorting of sensory receptors BBS-9/BBSome supports lysosome-directed removal of ciliary sensory receptors Work in worms shows the BBSome promotes degradative sorting of receptors such as PKD-2, ODR-10, and OSM-9; when BBSome function is compromised, these receptors accumulate abnormally in cilia and near the ciliary base, indicating defective lysosomal routing rather than defective entry (xu2015bbs4andbbs5 pages 1-2, xu2015bbs4andbbs5 pages 2-4, xu2015bbs4andbbs5 pages 6-7) Xu et al. 2015
Extracellular vesicle regulation BBS-9/BBSome negatively regulates EV shedding from sensory cilia In BBSome mutants, EVs accumulate ectopically at the ciliary base/lumen and sensory compartments become enlarged, indicating that the BBSome normally restrains ciliary EV production or release and helps maintain sensory organ morphology, partly with RAB-28 (akella2020ciliaryrab28and pages 16-17, akella2020ciliaryrab28and pages 1-2, akella2020ciliaryrab28and pages 17-19, akella2020ciliaryrab28and pages 11-12) Akella et al. 2020
Sensory neuron function BBS-9/BBSome is required for normal sensory cilium integrity and signaling outputs Loss of BBSome function causes shortened or structurally abnormal cilia, dye-filling defects, and impaired chemosensory/osmosensory behaviors; receptor mislocalization and defective IFT likely underlie these sensory phenotypes (wingfield2018traffickingofciliary pages 4-5, xu2015bbs4andbbs5 pages 2-4, veleri2012knockdownofbardetbiedl pages 5-6, veleri2012knockdownofbardetbiedl pages 1-2, veleri2012knockdownofbardetbiedl pages 3-5) Wingfield et al. 2018; Xu et al. 2015; Veleri et al. 2012

Table: This table summarizes the main experimentally supported functions of BBS-9 as a core BBSome component relevant to ciliary transport and sensory signaling in C. elegans. It is useful for linking molecular mechanism to cellular phenotypes across the best-supported functional categories.

11. Evolutionary and Structural Insights

The structural similarity of the BBS9 GAE-platform module to equivalent modules in clathrin adaptor complexes and COPI/COPII coatomers strongly supports the hypothesis that the BBSome evolved from an ancestral vesicle coat protein complex (singh2020structureandactivation pages 12-13). This coat-like architecture is consistent with the BBSome's function as a membrane-associated cargo adapter that forms a planar coat near the ciliary tip before binding cargo for retrograde transport (lechtreck2022cargoadaptersexpand pages 7-8). The BBSome's activation by the Arf-family GTPase ARL6 further parallels the Arf-regulated activation of clathrin adaptor complexes (singh2020structureandactivation pages 12-13).

12. Conclusion

C. elegans BBS-9 (C48B6.8) is the central structural hub of the BBSome, an octameric ciliary trafficking complex. BBS-9 is not an enzyme or transporter; rather, it functions as a core structural scaffold and protein interaction platform that organizes the BBSome complex and enables its functions in: (i) assembling IFT particles at the ciliary base, (ii) regulating IFT turnaround at the ciliary tip, (iii) serving as a cargo adapter for the removal of ciliary membrane proteins, (iv) directing degradative sorting of sensory receptors, and (v) negatively regulating extracellular vesicle shedding. BBS-9 localizes to the ciliary base and undergoes bidirectional IFT movement along the ciliary axoneme of sensory neurons. Its functions are essential for proper ciliary structure, sensory neuron signaling, and sensory organ morphogenesis in C. elegans.

References

  1. (veleri2012knockdownofbardetbiedl pages 1-2): Shobi Veleri, Kevin Bishop, Damian E. Dalle Nogare, Milton A. English, Trevor J. Foskett, Ajay Chitnis, Raman Sood, Paul Liu, and Anand Swaroop. Knockdown of bardet-biedl syndrome gene bbs9/pthb1 leads to cilia defects. PLoS ONE, 7:e34389, Mar 2012. URL: https://doi.org/10.1371/journal.pone.0034389, doi:10.1371/journal.pone.0034389. This article has 68 citations and is from a peer-reviewed journal.

  2. (veleri2012knockdownofbardetbiedl pages 5-6): Shobi Veleri, Kevin Bishop, Damian E. Dalle Nogare, Milton A. English, Trevor J. Foskett, Ajay Chitnis, Raman Sood, Paul Liu, and Anand Swaroop. Knockdown of bardet-biedl syndrome gene bbs9/pthb1 leads to cilia defects. PLoS ONE, 7:e34389, Mar 2012. URL: https://doi.org/10.1371/journal.pone.0034389, doi:10.1371/journal.pone.0034389. This article has 68 citations and is from a peer-reviewed journal.

  3. (veleri2012knockdownofbardetbiedl pages 2-3): Shobi Veleri, Kevin Bishop, Damian E. Dalle Nogare, Milton A. English, Trevor J. Foskett, Ajay Chitnis, Raman Sood, Paul Liu, and Anand Swaroop. Knockdown of bardet-biedl syndrome gene bbs9/pthb1 leads to cilia defects. PLoS ONE, 7:e34389, Mar 2012. URL: https://doi.org/10.1371/journal.pone.0034389, doi:10.1371/journal.pone.0034389. This article has 68 citations and is from a peer-reviewed journal.

  4. (singh2020structureandactivation pages 3-5): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  5. (singh2020structureandactivation pages 2-3): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  6. (singh2020structureandactivation pages 5-8): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  7. (singh2020structureandactivation pages 12-13): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  8. (wingfield2018traffickingofciliary pages 2-4): Jenna L. Wingfield, Karl-Ferdinand Lechtreck, and Esben Lorentzen. Trafficking of ciliary membrane proteins by the intraflagellar transport/bbsome machinery. Essays in biochemistry, 62 6:753-763, Oct 2018. URL: https://doi.org/10.1042/ebc20180030, doi:10.1042/ebc20180030. This article has 186 citations and is from a peer-reviewed journal.

  9. (nakayama2018ciliaryproteintrafficking pages 3-4): Kazuhisa Nakayama and Yohei Katoh. Ciliary protein trafficking mediated by ift and bbsome complexes with the aid of kinesin-2 and dynein-2 motors. Journal of biochemistry, 163 3:155-164, Mar 2018. URL: https://doi.org/10.1093/jb/mvx087, doi:10.1093/jb/mvx087. This article has 160 citations and is from a peer-reviewed journal.

  10. (liu2025structuremakesa pages 2-3): Ying Liu, Yong Zhang, Hua Ni, and Peiwei Liu. Structure makes a difference: ift complex in ciliary function and ciliopathy. Cytoskeleton, Sep 2025. URL: https://doi.org/10.1002/cm.70033, doi:10.1002/cm.70033. This article has 1 citations and is from a peer-reviewed journal.

  11. (wingfield2018traffickingofciliary pages 1-2): Jenna L. Wingfield, Karl-Ferdinand Lechtreck, and Esben Lorentzen. Trafficking of ciliary membrane proteins by the intraflagellar transport/bbsome machinery. Essays in biochemistry, 62 6:753-763, Oct 2018. URL: https://doi.org/10.1042/ebc20180030, doi:10.1042/ebc20180030. This article has 186 citations and is from a peer-reviewed journal.

  12. (akella2020ciliaryrab28and pages 1-2): Jyothi S Akella, Stephen P Carter, Ken Nguyen, Sofia Tsiropoulou, Ailis L Moran, Malan Silva, Fatima Rizvi, Breandan N Kennedy, David H Hall, Maureen M Barr, and Oliver E Blacque. Ciliary rab28 and the bbsome negatively regulate extracellular vesicle shedding. eLife, Feb 2020. URL: https://doi.org/10.7554/elife.50580, doi:10.7554/elife.50580. This article has 62 citations and is from a domain leading peer-reviewed journal.

  13. (wei2012thebbsomecontrols pages 14-16): Qing Wei, Yuxia Zhang, Yujie Li, Qing Zhang, Kun Ling, and Jinghua Hu. The bbsome controls ift assembly and turnaround in cilia. Aug 2012. URL: https://doi.org/10.1038/ncb2560, doi:10.1038/ncb2560. This article has 273 citations and is from a highest quality peer-reviewed journal.

  14. (wei2012thebbsomecontrols pages 2-4): Qing Wei, Yuxia Zhang, Yujie Li, Qing Zhang, Kun Ling, and Jinghua Hu. The bbsome controls ift assembly and turnaround in cilia. Aug 2012. URL: https://doi.org/10.1038/ncb2560, doi:10.1038/ncb2560. This article has 273 citations and is from a highest quality peer-reviewed journal.

  15. (wei2012thebbsomecontrols pages 1-2): Qing Wei, Yuxia Zhang, Yujie Li, Qing Zhang, Kun Ling, and Jinghua Hu. The bbsome controls ift assembly and turnaround in cilia. Aug 2012. URL: https://doi.org/10.1038/ncb2560, doi:10.1038/ncb2560. This article has 273 citations and is from a highest quality peer-reviewed journal.

  16. (wei2012thebbsomecontrols pages 8-14): Qing Wei, Yuxia Zhang, Yujie Li, Qing Zhang, Kun Ling, and Jinghua Hu. The bbsome controls ift assembly and turnaround in cilia. Aug 2012. URL: https://doi.org/10.1038/ncb2560, doi:10.1038/ncb2560. This article has 273 citations and is from a highest quality peer-reviewed journal.

  17. (wingfield2018traffickingofciliary pages 4-5): Jenna L. Wingfield, Karl-Ferdinand Lechtreck, and Esben Lorentzen. Trafficking of ciliary membrane proteins by the intraflagellar transport/bbsome machinery. Essays in biochemistry, 62 6:753-763, Oct 2018. URL: https://doi.org/10.1042/ebc20180030, doi:10.1042/ebc20180030. This article has 186 citations and is from a peer-reviewed journal.

  18. (xu2015bbs4andbbs5 pages 2-4): Qingwen Xu, Yuxia Zhang, Qing Wei, Yan Huang, Yan Li, Kun Ling, and Jinghua Hu. Bbs4 and bbs5 show functional redundancy in the bbsome to regulate the degradative sorting of ciliary sensory receptors. Scientific Reports, Jul 2015. URL: https://doi.org/10.1038/srep11855, doi:10.1038/srep11855. This article has 93 citations and is from a peer-reviewed journal.

  19. (singh2020structureandactivation pages 1-2): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  20. (singh2020structureandactivation pages 10-12): Sandeep K Singh, Miao Gui, Fujiet Koh, Matthew CJ Yip, and Alan Brown. Structure and activation mechanism of the bbsome membrane protein trafficking complex. Jan 2020. URL: https://doi.org/10.7554/elife.53322, doi:10.7554/elife.53322. This article has 106 citations and is from a domain leading peer-reviewed journal.

  21. (lechtreck2022cargoadaptersexpand pages 7-8): Karl Lechtreck. Cargo adapters expand the transport range of intraflagellar transport. Journal of cell science, Dec 2022. URL: https://doi.org/10.1242/jcs.260408, doi:10.1242/jcs.260408. This article has 47 citations and is from a domain leading peer-reviewed journal.

  22. (xu2015bbs4andbbs5 pages 1-2): Qingwen Xu, Yuxia Zhang, Qing Wei, Yan Huang, Yan Li, Kun Ling, and Jinghua Hu. Bbs4 and bbs5 show functional redundancy in the bbsome to regulate the degradative sorting of ciliary sensory receptors. Scientific Reports, Jul 2015. URL: https://doi.org/10.1038/srep11855, doi:10.1038/srep11855. This article has 93 citations and is from a peer-reviewed journal.

  23. (xu2015bbs4andbbs5 pages 6-7): Qingwen Xu, Yuxia Zhang, Qing Wei, Yan Huang, Yan Li, Kun Ling, and Jinghua Hu. Bbs4 and bbs5 show functional redundancy in the bbsome to regulate the degradative sorting of ciliary sensory receptors. Scientific Reports, Jul 2015. URL: https://doi.org/10.1038/srep11855, doi:10.1038/srep11855. This article has 93 citations and is from a peer-reviewed journal.

  24. (akella2020ciliaryrab28and pages 16-17): Jyothi S Akella, Stephen P Carter, Ken Nguyen, Sofia Tsiropoulou, Ailis L Moran, Malan Silva, Fatima Rizvi, Breandan N Kennedy, David H Hall, Maureen M Barr, and Oliver E Blacque. Ciliary rab28 and the bbsome negatively regulate extracellular vesicle shedding. eLife, Feb 2020. URL: https://doi.org/10.7554/elife.50580, doi:10.7554/elife.50580. This article has 62 citations and is from a domain leading peer-reviewed journal.

  25. (akella2020ciliaryrab28and pages 11-12): Jyothi S Akella, Stephen P Carter, Ken Nguyen, Sofia Tsiropoulou, Ailis L Moran, Malan Silva, Fatima Rizvi, Breandan N Kennedy, David H Hall, Maureen M Barr, and Oliver E Blacque. Ciliary rab28 and the bbsome negatively regulate extracellular vesicle shedding. eLife, Feb 2020. URL: https://doi.org/10.7554/elife.50580, doi:10.7554/elife.50580. This article has 62 citations and is from a domain leading peer-reviewed journal.

  26. (akella2020ciliaryrab28and pages 17-19): Jyothi S Akella, Stephen P Carter, Ken Nguyen, Sofia Tsiropoulou, Ailis L Moran, Malan Silva, Fatima Rizvi, Breandan N Kennedy, David H Hall, Maureen M Barr, and Oliver E Blacque. Ciliary rab28 and the bbsome negatively regulate extracellular vesicle shedding. eLife, Feb 2020. URL: https://doi.org/10.7554/elife.50580, doi:10.7554/elife.50580. This article has 62 citations and is from a domain leading peer-reviewed journal.

  27. (veleri2012knockdownofbardetbiedl pages 3-5): Shobi Veleri, Kevin Bishop, Damian E. Dalle Nogare, Milton A. English, Trevor J. Foskett, Ajay Chitnis, Raman Sood, Paul Liu, and Anand Swaroop. Knockdown of bardet-biedl syndrome gene bbs9/pthb1 leads to cilia defects. PLoS ONE, 7:e34389, Mar 2012. URL: https://doi.org/10.1371/journal.pone.0034389, doi:10.1371/journal.pone.0034389. This article has 68 citations and is from a peer-reviewed journal.

Artifacts

Citations

  1. veleri2012knockdownofbardetbiedl pages 2-3
  2. singh2020structureandactivation pages 3-5
  3. singh2020structureandactivation pages 2-3
  4. singh2020structureandactivation pages 5-8
  5. singh2020structureandactivation pages 12-13
  6. nakayama2018ciliaryproteintrafficking pages 3-4
  7. liu2025structuremakesa pages 2-3
  8. wingfield2018traffickingofciliary pages 1-2
  9. wei2012thebbsomecontrols pages 2-4
  10. wei2012thebbsomecontrols pages 1-2
  11. wei2012thebbsomecontrols pages 14-16
  12. wingfield2018traffickingofciliary pages 4-5
  13. veleri2012knockdownofbardetbiedl pages 1-2
  14. lechtreck2022cargoadaptersexpand pages 7-8
  15. veleri2012knockdownofbardetbiedl pages 5-6
  16. wingfield2018traffickingofciliary pages 2-4
  17. wei2012thebbsomecontrols pages 8-14
  18. singh2020structureandactivation pages 1-2
  19. singh2020structureandactivation pages 10-12
  20. veleri2012knockdownofbardetbiedl pages 3-5
  21. https://doi.org/10.1371/journal.pone.0034389,
  22. https://doi.org/10.7554/elife.53322,
  23. https://doi.org/10.1042/ebc20180030,
  24. https://doi.org/10.1093/jb/mvx087,
  25. https://doi.org/10.1002/cm.70033,
  26. https://doi.org/10.7554/elife.50580,
  27. https://doi.org/10.1038/ncb2560,
  28. https://doi.org/10.1038/srep11855,
  29. https://doi.org/10.1242/jcs.260408,