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6PB1

Cryo-EM structure of Urocortin 1-bound Corticotropin-releasing factor 2 receptor in complex with Gs protein and Nb35

Functional Information from GO Data
ChainGOidnamespacecontents
A0003924molecular_functionGTPase activity
A0005525molecular_functionGTP binding
A0007165biological_processsignal transduction
A0007186biological_processG protein-coupled receptor signaling pathway
A0019001molecular_functionguanyl nucleotide binding
A0031683molecular_functionG-protein beta/gamma-subunit complex binding
B0001750cellular_componentphotoreceptor outer segment
B0003924molecular_functionGTPase activity
B0005515molecular_functionprotein binding
B0005737cellular_componentcytoplasm
B0005765cellular_componentlysosomal membrane
B0005829cellular_componentcytosol
B0005834cellular_componentheterotrimeric G-protein complex
B0005886cellular_componentplasma membrane
B0007165biological_processsignal transduction
B0007186biological_processG protein-coupled receptor signaling pathway
B0007191biological_processadenylate cyclase-activating dopamine receptor signaling pathway
B0007213biological_processG protein-coupled acetylcholine receptor signaling pathway
B0007265biological_processRas protein signal transduction
B0016020cellular_componentmembrane
B0030159molecular_functionsignaling receptor complex adaptor activity
B0044877molecular_functionprotein-containing complex binding
B0045202cellular_componentsynapse
B0051020molecular_functionGTPase binding
B0070062cellular_componentextracellular exosome
B0071380biological_processcellular response to prostaglandin E stimulus
B0071870biological_processcellular response to catecholamine stimulus
B0097381cellular_componentphotoreceptor disc membrane
B1903561cellular_componentextracellular vesicle
G0005515molecular_functionprotein binding
G0005834cellular_componentheterotrimeric G-protein complex
G0005886cellular_componentplasma membrane
G0007165biological_processsignal transduction
G0007186biological_processG protein-coupled receptor signaling pathway
G0007191biological_processadenylate cyclase-activating dopamine receptor signaling pathway
G0016020cellular_componentmembrane
G0031681molecular_functionG-protein beta-subunit binding
G0045202cellular_componentsynapse
G0070062cellular_componentextracellular exosome
G0071380biological_processcellular response to prostaglandin E stimulus
G0071870biological_processcellular response to catecholamine stimulus
P0004888molecular_functiontransmembrane signaling receptor activity
P0004930molecular_functionG protein-coupled receptor activity
P0007166biological_processcell surface receptor signaling pathway
P0007186biological_processG protein-coupled receptor signaling pathway
P0016020cellular_componentmembrane
U0005179molecular_functionhormone activity
U0005576cellular_componentextracellular region
Functional Information from PDB Data
site_idAC1
Number of Residues1
Detailsbinding site for residue CLR P 401
ChainResidue
PTYR121

site_idAC2
Number of Residues3
Detailsbinding site for residue CLR P 402
ChainResidue
PALA129
PPHE361
PARG371

site_idAC3
Number of Residues2
Detailsbinding site for residue CLR P 403
ChainResidue
PARG185
PTRP255

site_idAC4
Number of Residues2
Detailsbinding site for residue CLR P 404
ChainResidue
PTRP153
PTRP232

site_idAC5
Number of Residues3
Detailsbinding site for residue PLM P 406
ChainResidue
PPHE358
PPHE362
PPHE343

site_idAC6
Number of Residues2
Detailsbinding site for residue PLM P 407
ChainResidue
PPHE282
PARG288

site_idAC7
Number of Residues1
Detailsbinding site for residue PLM P 409
ChainResidue
PPHE236

Functional Information from PROSITE/UniProt
site_idPS00511
Number of Residues16
DetailsCRF Corticotropin-releasing factor family signature. PsLSIdlTFhLLRtlL
ChainResidueDetails
UPRO3-LEU18

site_idPS00649
Number of Residues26
DetailsG_PROTEIN_RECEP_F2_1 G-protein coupled receptors family 2 signature 1. CnttLDqigtCWprSaagalverpCP
ChainResidueDetails
PCYS40-PRO65

site_idPS00650
Number of Residues16
DetailsG_PROTEIN_RECEP_F2_2 G-protein coupled receptors family 2 signature 2. QGFFVsVFYCFfNgeV
ChainResidueDetails
PGLN351-VAL366

site_idPS00678
Number of Residues15
DetailsWD_REPEATS_1 Trp-Asp (WD) repeats signature. LVSAsqDgKLIIWDS
ChainResidueDetails
BLEU70-SER84
BILE157-ILE171
BLEU285-ALA299

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues30
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues24
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues34
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues28
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues27
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues25
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues24
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues29
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues39
DetailsPeptide: {"description":"Urocortin","featureId":"PRO_0000006234"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsModified residue: {"description":"Valine amide","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues13
DetailsRegion: {"description":"G1 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues9
DetailsRegion: {"description":"G3 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues7
DetailsRegion: {"description":"G4 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues5
DetailsRegion: {"description":"G5 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01230","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P04896","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18434541","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22383884","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3QE0","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21115486","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21115486","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1KJY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1Y3A","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2G83","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2GTP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IK8","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2OM2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2XNS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3ONW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QE0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QI2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UMR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UMS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4G5Q","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PDB","id":"1Y3A","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2G83","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2GTP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IK8","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2OM2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3ONW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QE0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3QI2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UMR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3UMS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4G5Q","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)"}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues1
DetailsModified residue: {"description":"Deamidated glutamine; by Photorhabdus PAU_02230","evidences":[{"source":"PubMed","id":"24141704","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI24
Number of Residues48
DetailsRepeat: {"description":"WD 1","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI25
Number of Residues45
DetailsRepeat: {"description":"WD 2","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI26
Number of Residues40
DetailsRepeat: {"description":"WD 3","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI27
Number of Residues41
DetailsRepeat: {"description":"WD 4","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI28
Number of Residues43
DetailsRepeat: {"description":"WD 5","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI29
Number of Residues41
DetailsRepeat: {"description":"WD 6","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI30
Number of Residues30
DetailsRepeat: {"description":"WD 7","evidences":[{"source":"PubMed","id":"38600377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38776963","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8VY7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8VY9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8XQT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8YKY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI31
Number of Residues1
DetailsModified residue: {"description":"Phosphohistidine","evidences":[{"source":"UniProtKB","id":"P62871","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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