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4N0D

Crystal structure of the K345L variant of the Gi alpha1 subunit bound to GTPgammaS

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0001664molecular_functionG protein-coupled receptor binding
A0003924molecular_functionGTPase activity
A0003925molecular_functionG protein activity
A0005515molecular_functionprotein binding
A0005525molecular_functionGTP binding
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0005813cellular_componentcentrosome
A0005829cellular_componentcytosol
A0005834cellular_componentheterotrimeric G-protein complex
A0005856cellular_componentcytoskeleton
A0005886cellular_componentplasma membrane
A0005938cellular_componentcell cortex
A0007165biological_processsignal transduction
A0007186biological_processG protein-coupled receptor signaling pathway
A0007188biological_processadenylate cyclase-modulating G protein-coupled receptor signaling pathway
A0007193biological_processadenylate cyclase-inhibiting G protein-coupled receptor signaling pathway
A0007198biological_processadenylate cyclase-inhibiting serotonin receptor signaling pathway
A0010854molecular_functionadenylate cyclase regulator activity
A0010855molecular_functionadenylate cyclase inhibitor activity
A0016020cellular_componentmembrane
A0016787molecular_functionhydrolase activity
A0019001molecular_functionguanyl nucleotide binding
A0019003molecular_functionGDP binding
A0030496cellular_componentmidbody
A0031683molecular_functionG-protein beta/gamma-subunit complex binding
A0031749molecular_functionD2 dopamine receptor binding
A0031821molecular_functionG protein-coupled serotonin receptor binding
A0032794molecular_functionGTPase activating protein binding
A0032991cellular_componentprotein-containing complex
A0034695biological_processresponse to prostaglandin E
A0045542biological_processpositive regulation of cholesterol biosynthetic process
A0046676biological_processnegative regulation of insulin secretion
A0046872molecular_functionmetal ion binding
A0050805biological_processnegative regulation of synaptic transmission
A0051301biological_processcell division
A0060236biological_processregulation of mitotic spindle organization
A0072678biological_processT cell migration
A0098794cellular_componentpostsynapse
A0098978cellular_componentglutamatergic synapse
A0099645biological_processneurotransmitter receptor localization to postsynaptic specialization membrane
A1904322biological_processcellular response to forskolin
A1904778biological_processpositive regulation of protein localization to cell cortex
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO3 A 401
ChainResidue
AALA101
AARG105
AHOH550
AHOH734

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 402
ChainResidue
ASER47
ATHR181
AGSP403
AHOH633
AHOH634

site_idAC3
Number of Residues28
DetailsBINDING SITE FOR RESIDUE GSP A 403
ChainResidue
AGLU43
ASER44
AGLY45
ALYS46
ASER47
ATHR48
ASER151
ALEU175
AARG176
ATHR177
AARG178
ATHR181
AGLY202
AGLY203
AASN269
ALYS270
AASP272
ALEU273
ACYS325
AALA326
ATHR327
AMG402
AHOH502
AHOH513
AHOH536
AHOH593
AHOH633
AHOH634

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 Residues15
DetailsBinding site: {"evidences":[{"source":"PDB","id":"1AS0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1BH2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GIA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GIL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3FFA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4N0D","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25037222","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9705312","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BH2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAO","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PDB","id":"1AS0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1BH2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GIL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4N0D","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"19703466","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25037222","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9705312","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BH2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAO","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PDB","id":"1AS0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GIA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1GIL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3FFA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4N0D","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4PAQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues5
DetailsM-CSA 533
ChainResidueDetails
AGLU43electrostatic stabiliser
ATHR48electrostatic stabiliser
AARG178electrostatic stabiliser
AASP200electrostatic stabiliser
AGLN204electrostatic stabiliser

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PDB entries from 2025-07-16

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