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6WCD

Crystal Structure of Xenopus laevis APE2 Catalytic Domain

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003824molecular_functioncatalytic activity
A0004518molecular_functionnuclease activity
A0004519molecular_functionendonuclease activity
A0006281biological_processDNA repair
Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue MG A 401
ChainResidue
AASN9
AGLU34
AHOH515
AHOH517
AHOH561
AHOH657

site_idAC2
Number of Residues6
Detailsbinding site for residue MES A 402
ChainResidue
AGLU327
ALYS334
AHOH841
ALEU287
AASP288
APHE306

site_idAC3
Number of Residues9
Detailsbinding site for residue BU1 A 403
ChainResidue
AMET1
AASP28
ALEU41
ASER75
AGLN310
APRO311
AHOH521
AHOH544
AHOH631

site_idAC4
Number of Residues3
Detailsbinding site for residue EDO A 404
ChainResidue
ALYS19
AGLU50
AGLY51

site_idAC5
Number of Residues7
Detailsbinding site for residue BU1 A 405
ChainResidue
AARG12
AALA13
AARG15
AHOH529
AHOH543
AHOH556
AHOH822

site_idAC6
Number of Residues7
Detailsbinding site for residue BU1 A 406
ChainResidue
AGLU107
AGLU108
ALYS157
AASN185
ATHR186
AASN205
AGLY207

Functional Information from PROSITE/UniProt
site_idPS00726
Number of Residues10
DetailsAP_NUCLEASE_F1_1 AP endonucleases family 1 signature 1. ADIICLQETK
ChainResidueDetails
AALA27-LYS36

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsMotif: {"description":"Claspin-like CKB motif","evidences":[{"source":"PubMed","id":"23754435","evidenceCode":"ECO:0000303"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"evidences":[{"source":"UniProtKB","id":"P27695","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"32516598","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00764","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"32516598","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6WCD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00764","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32516598","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6WCD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00764","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"UniProtKB","id":"P27695","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsSite: {"description":"Important for catalytic activity","evidences":[{"source":"UniProtKB","id":"P27695","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsSite: {"description":"Interaction with DNA substrate","evidences":[{"source":"UniProtKB","id":"P27695","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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