MGP (MAGPIE / IDD3, At1g03840, UniProtKB:Q9ZWA6) — curation notes

Session 2026-10-05 (root radial patterning module)

Deep research (falcon) failed (HTTP 402); notes from cached publications.

• SHR/SCR-dependent expression: PMID:17785527; direct SHR target PMID:26494755; expression PMID:16640459.
• Biochemistry: PMID:28211915; PMID:28211915; PMID:28211915.
• Function in ground tissue: PMID:26494755; JKD activates MGP PMID:21935722.
• GA signalling: PMID:24821766 (dominant IDD3-SRDX evidence; kept non-core).
• Y1H promoter binding (GO:0000976 IPI) from four high-throughput screens: root/SHR-cascade screens accepted; nitrogen-network and PXY-network screens kept non-core.
• SCL32 interaction (CrY2H-seq, high-throughput) removed as uninformative protein binding (not asserted false).