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1XZZ

Crystal structure of the ligand binding suppressor domain of type 1 inositol 1,4,5-trisphosphate receptor

Functional Information from GO Data
ChainGOidnamespacecontents
A0005220molecular_functioninositol 1,4,5-trisphosphate-gated calcium channel activity
A0005783cellular_componentendoplasmic reticulum
A0006816biological_processcalcium ion transport
A0070679molecular_functioninositol 1,4,5 trisphosphate binding
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 1001
ChainResidue
APHE166
ATYR167
ALEU169
AARG170
AASP180
ALYS181
AHOH1103

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues54
DetailsDomain: {"description":"MIR 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues50
DetailsDomain: {"description":"MIR 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsLipidation: {"description":"S-palmitoyl cysteine","evidences":[{"source":"PubMed","id":"25368151","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243911

PDB entries from 2025-10-29

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