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1RL3

Crystal structure of cAMP-free R1a subunit of PKA

Functional Information from GO Data
ChainGOidnamespacecontents
A0001932biological_processregulation of protein phosphorylation
A0005952cellular_componentcAMP-dependent protein kinase complex
A0008603molecular_functioncAMP-dependent protein kinase regulator activity
B0001932biological_processregulation of protein phosphorylation
B0005952cellular_componentcAMP-dependent protein kinase complex
B0008603molecular_functioncAMP-dependent protein kinase regulator activity
Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE PCG A 401
ChainResidue
AVAL182
APHE198
AGLY199
AGLU200
ALEU201
AALA202
AARG209
AALA210
ATRP260

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE PCG B 801
ChainResidue
APHE374
BPHE598
BGLY599
BGLU600
BLEU601
BALA602
BPRO608
BARG609
BALA610
BALA611
BTRP660

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL A 402
ChainResidue
AGLY323
AILE325
AALA326

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL B 802
ChainResidue
BGLY723
BILE725
BALA726
BALA734
BALA735

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL B 901
ChainResidue
BGLY559
BGLU560
BTHR561
BLYS614

Functional Information from PROSITE/UniProt
site_idPS00888
Number of Residues17
DetailsCNMP_BINDING_1 Cyclic nucleotide-binding domain signature 1. VIqQGDeGDnFYVIdqG
ChainResidueDetails
AVAL162-GLY178
AILE280-GLY296

site_idPS00889
Number of Residues18
DetailsCNMP_BINDING_2 Cyclic nucleotide-binding domain signature 2. FGElALiygtp......RAAtVkA
ChainResidueDetails
APHE198-ALA215
APHE322-ALA339

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues242
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P09456","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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