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1TAG

STRUCTURAL DETERMINANTS FOR ACTIVATION OF THE ALPHA-SUBUNIT OF A HETEROTRIMERIC G PROTEIN

Functional Information from GO Data
ChainGOidnamespacecontents
A0000035molecular_functionacyl binding
A0000166molecular_functionnucleotide binding
A0001664molecular_functionG protein-coupled receptor binding
A0001750cellular_componentphotoreceptor outer segment
A0001917cellular_componentphotoreceptor inner segment
A0003924molecular_functionGTPase activity
A0005515molecular_functionprotein binding
A0005525molecular_functionGTP binding
A0005737cellular_componentcytoplasm
A0005834cellular_componentheterotrimeric G-protein complex
A0007165biological_processsignal transduction
A0007186biological_processG protein-coupled receptor signaling pathway
A0007188biological_processadenylate cyclase-modulating G protein-coupled receptor signaling pathway
A0007601biological_processvisual perception
A0007602biological_processphototransduction
A0007603biological_processphototransduction, visible light
A0009416biological_processresponse to light stimulus
A0016020cellular_componentmembrane
A0019001molecular_functionguanyl nucleotide binding
A0019003molecular_functionGDP binding
A0019901molecular_functionprotein kinase binding
A0031683molecular_functionG-protein beta/gamma-subunit complex binding
A0042622cellular_componentphotoreceptor outer segment membrane
A0042995cellular_componentcell projection
A0046872molecular_functionmetal ion binding
A0050908biological_processdetection of light stimulus involved in visual perception
A0051344biological_processnegative regulation of cyclic-nucleotide phosphodiesterase activity
A0097381cellular_componentphotoreceptor disc membrane
A0097648cellular_componentG protein-coupled receptor complex
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 352
ChainResidue
ASER43
AGDP351
AHOH353
AHOH354
AHOH355
AHOH356

site_idAC2
Number of Residues23
DetailsBINDING SITE FOR RESIDUE GDP A 351
ChainResidue
ALYS42
ASER43
ATHR44
ASER147
ALEU171
AARG172
AARG174
AASN265
ALYS266
AASP268
AVAL269
ACYS321
AALA322
ATHR323
AMG352
AHOH354
AHOH356
AHOH408
AHOH409
AHOH484
AGLU39
ASER40
AGLY41

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues13
DetailsRegion: {"description":"G1 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsRegion: {"description":"G2 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsRegion: {"description":"G3 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues7
DetailsRegion: {"description":"G4 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues5
DetailsRegion: {"description":"G5 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"7969474","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8208289","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8259210","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1FQJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1FQK","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TAD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TAG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TND","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3V00","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8259210","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1TND","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"7969474","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8208289","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8259210","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1GOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TAD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TAG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TND","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P11488","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1ksj
ChainResidueDetails
ATHR177
AGLN200
AGLU39
AARG174

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1ksj
ChainResidueDetails
AGLN200

238895

PDB entries from 2025-07-16

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