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5II1

Crystal Structure of the fifth bromodomain of human polybromo (PB1) in complex with 1-methylisochromeno[3,4-c]pyrazol-5(3H)-one

Functional Information from GO Data
ChainGOidnamespacecontents
A0006338biological_processchromatin remodeling
A0016586cellular_componentRSC-type complex
B0006338biological_processchromatin remodeling
B0016586cellular_componentRSC-type complex
Functional Information from PDB Data
site_idAC1
Number of Residues12
Detailsbinding site for residue 6BL A 801
ChainResidue
AILE683
AILE745
AHOH904
AHOH925
APHE684
ALEU687
ATYR696
AMET704
AMET731
AALA735
ATYR738
AASN739

site_idAC2
Number of Residues14
Detailsbinding site for residue 6BL B 801
ChainResidue
BILE683
BPHE684
BLEU687
BLEU693
BTYR696
BMET704
BASP705
BMET731
BALA735
BTYR738
BASN739
BILE745
BHOH906
BHOH908

Functional Information from PROSITE/UniProt
site_idPS00633
Number of Residues58
DetailsBROMODOMAIN_1 Bromodomain signature. SaiFlrlpSrselp..DYYltIkkpMdmekIrshmmank..Yqdidsmvedfvm.MfnNActY
ChainResidueDetails
ASER681-TYR738

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues220
DetailsDomain: {"description":"Bromo 5","evidences":[{"source":"PROSITE-ProRule","id":"PRU00035","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"25755297","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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