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1BL3

CATALYTIC DOMAIN OF HIV-1 INTEGRASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
A0015074biological_processDNA integration
B0003676molecular_functionnucleic acid binding
B0015074biological_processDNA integration
C0003676molecular_functionnucleic acid binding
C0015074biological_processDNA integration
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG A 501
ChainResidue
AHOH557
AASP64
ACYS65
AASP116
AHOH550
AHOH552
AHOH555

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG C 502
ChainResidue
CASP64
CASP116
CHOH508
CHOH532
CHOH540
CHOH555

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG B 503
ChainResidue
BASP64
BCYS65
BASP116
BHOH536
BHOH538

site_idACT
Number of Residues3
DetailsACTIVE SITE. MG-BINDING SITE
ChainResidue
CASP64
CASP116
CGLU152

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P04585","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues150
DetailsDomain: {"description":"Integrase catalytic","evidences":[{"source":"PROSITE-ProRule","id":"PRU00457","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

245011

PDB entries from 2025-11-19

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