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4FGF

REFINEMENT OF THE STRUCTURE OF HUMAN BASIC FIBROBLAST GROWTH FACTOR AT 1.6 ANGSTROMS RESOLUTION AND ANALYSIS OF PRESUMED HEPARIN BINDING SITES BY SELENATE SUBSTITUTION

Replaces:  3FGF
Functional Information from GO Data
ChainGOidnamespacecontents
A0008083molecular_functiongrowth factor activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 147
ChainResidue
AASN27
ALYS119
AARG120
ALYS125
ABME148
AHOH159
AHOH185

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE BME A 148
ChainResidue
ASO4147
ACYS69
AARG109

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE BME A 149
ChainResidue
AGLU58
ASER64
AVAL88
ATHR89
ACYS92
APHE93

Functional Information from PROSITE/UniProt
site_idPS00247
Number of Residues24
DetailsHBGF_FGF HBGF/FGF family signature. GrLlAskcvtd.ECfFfErlesnnY
ChainResidueDetails
AGLY80-TYR103

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues16
DetailsRegion: {"description":"Heparin-binding","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsMotif: {"description":"Cell attachment site; atypical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsSite: {"description":"Important for interaction with integrin","evidences":[{"source":"PubMed","id":"28302677","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphotyrosine; by TEC","evidences":[{"source":"PubMed","id":"20230531","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO1)","evidences":[{"source":"PubMed","id":"25114211","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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