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3UJ4

Crystal structure of the apo-inositol 1,4,5-trisphosphate receptor

Functional Information from GO Data
ChainGOidnamespacecontents
A0005220molecular_functioninositol 1,4,5-trisphosphate-gated calcium channel activity
A0005262molecular_functioncalcium channel activity
A0005783cellular_componentendoplasmic reticulum
A0006816biological_processcalcium ion transport
A0016020cellular_componentmembrane
A0070588biological_processcalcium ion transmembrane transport
A0070679molecular_functioninositol 1,4,5 trisphosphate binding
B0005220molecular_functioninositol 1,4,5-trisphosphate-gated calcium channel activity
B0005262molecular_functioncalcium channel activity
B0005783cellular_componentendoplasmic reticulum
B0006816biological_processcalcium ion transport
B0016020cellular_componentmembrane
B0070588biological_processcalcium ion transmembrane transport
B0070679molecular_functioninositol 1,4,5 trisphosphate binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 605
ChainResidue
AHIS198
AASN396
ALYS424
BARG391

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues108
DetailsDomain: {"description":"MIR 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues100
DetailsDomain: {"description":"MIR 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21892169","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22286060","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"36376291","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3T8S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UJ0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8EAR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21892169","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22286060","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3T8S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UJ0","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22286060","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3UJ0","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P11881","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsLipidation: {"description":"S-palmitoyl cysteine","evidences":[{"source":"UniProtKB","id":"P11881","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

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