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6TX3

HPF1 bound to catalytic fragment of PARP2

Functional Information from GO Data
ChainGOidnamespacecontents
A0000785cellular_componentchromatin
A0003682molecular_functionchromatin binding
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005694cellular_componentchromosome
A0006281biological_processDNA repair
A0006302biological_processdouble-strand break repair
A0006974biological_processDNA damage response
A0010835biological_processregulation of protein ADP-ribosylation
A0042393molecular_functionhistone binding
A0072572molecular_functionpoly-ADP-D-ribose binding
A0090734cellular_componentsite of DNA damage
A0140768molecular_functionprotein ADP-ribosyltransferase-substrate adaptor activity
A0140861biological_processDNA repair-dependent chromatin remodeling
B0003950molecular_functionNAD+ poly-ADP-ribosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues14
Detailsbinding site for residue UHB B 1001
ChainResidue
BHIS415
BTYR442
BTYR449
BSER457
BTYR460
BGLU545
BGLY416
BSER417
BASN421
BGLY424
BILE425
BGLY429
BARG431
BPRO434

Functional Information from PROSITE/UniProt
site_idPS00867
Number of Residues8
DetailsCPSASE_2 Carbamoyl-phosphate synthase subdomain signature 2. LLEANPKA
ChainResidueDetails
BLEU485-ALA492

site_idPS01121
Number of Residues15
DetailsCASPASE_HIS Caspase family histidine active site. HgsrmSnwVgILSHG
ChainResidueDetails
BHIS415-GLY429

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues227
DetailsDomain: {"description":"PARP catalytic","evidences":[{"source":"PROSITE-ProRule","id":"PRU00397","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"For poly [ADP-ribose] polymerase activity","evidences":[{"source":"PubMed","id":"26704974","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"30104678","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"32028527","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"32028527","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6TX3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"32028527","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33589610","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33683197","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"PolyADP-ribosyl aspartic acid","evidences":[{"source":"PubMed","id":"33589610","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"ADP-ribosyltyrosine","evidences":[{"source":"PubMed","id":"29954836","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"30257210","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsModified residue: {"description":"PolyADP-ribosyl glutamic acid","evidences":[{"source":"PubMed","id":"33589610","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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