mltB1 (PA4444, Q9HVX3) notes

Review session 2026-11-05 (PseudoCAP IBA-seed protocol, tier 2)

Fetched with just fetch-gene PSEAE Q9HVX3 --alias mltB1; accession matches the worklist. No
deep-research provider was used.

Literature

Annotation decisions

PseudoCAP IBA-seed assessment

PTN node node term n_seeds leaf IBAs seed annotation (term, evidence, PMID) verdict rationale other seeds IBD stands without this seed?
PTN002410022 GO:0008933 peptidoglycan lytic transglycosylase activity 4 34 (18 taxa) GO:0008933, IDA, PMID:11790124 (PseudoCAP) SOUND Abstract states purified sMltB (the palmitoylated Cys17 enzyme, = PA4444) releases anhydromuropeptides from insoluble PG. Node term suits the GH103 MltB-like clade. E. coli MltB P41052; P. aeruginosa SltB1 Q9HX24 and SltB3 Q9HX28 (both also SOUND) Yes

Shared node with sltB1 and PA3992 (see genes/PSEAE/sltB1/sltB1-notes.md): all seeds SOUND, no
GO_CENTRAL defect.