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3RH4

DNA Polymerase Beta with a dideoxy-terminated primer with an incoming ribonucleotide (rCTP)

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003684molecular_functiondamaged DNA binding
A0003887molecular_functionDNA-directed DNA polymerase activity
A0003906molecular_functionDNA-(apurinic or apyrimidinic site) endonuclease activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005654cellular_componentnucleoplasm
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0005874cellular_componentmicrotubule
A0005876cellular_componentspindle microtubule
A0006260biological_processDNA replication
A0006261biological_processDNA-templated DNA replication
A0006281biological_processDNA repair
A0006282biological_processregulation of DNA repair
A0006284biological_processbase-excision repair
A0006287biological_processbase-excision repair, gap-filling
A0006290biological_processpyrimidine dimer repair
A0006297biological_processnucleotide-excision repair, DNA gap filling
A0006303biological_processdouble-strand break repair via nonhomologous end joining
A0006974biological_processDNA damage response
A0008017molecular_functionmicrotubule binding
A0010332biological_processresponse to gamma radiation
A0016740molecular_functiontransferase activity
A0016779molecular_functionnucleotidyltransferase activity
A0016829molecular_functionlyase activity
A0019899molecular_functionenzyme binding
A0032991cellular_componentprotein-containing complex
A0034061molecular_functionDNA polymerase activity
A0045471biological_processresponse to ethanol
A0046872molecular_functionmetal ion binding
A0051575molecular_function5'-deoxyribose-5-phosphate lyase activity
A0055093biological_processresponse to hyperoxia
A0070421cellular_componentDNA ligase III-XRCC1 complex
A0071897biological_processDNA biosynthetic process
A0090734cellular_componentsite of DNA damage
A0140078molecular_functionclass I DNA-(apurinic or apyrimidinic site) endonuclease activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MN P 345
ChainResidue
AHOH602
PDG9
PHOH128
PHOH213

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE MN D 344
ChainResidue
DDG4
DDG5

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN A 339
ChainResidue
AMN340
AHOH403
AASP190
AASP192
ACTP338

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 340
ChainResidue
AASP190
AASP192
AASP256
ACTP338
AMN339
PHOH11

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 341
ChainResidue
AASP145
AHIS252
AHOH552
AHOH553
AHOH555
DHOH155

site_idAC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MN A 342
ChainResidue
AHIS285
AGLU288
AHOH413

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE MN A 343
ChainResidue
ACTP350

site_idAC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MN A 346
ChainResidue
ACTP338
AHOH442
AHOH644

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA A 351
ChainResidue
ATHR101
AVAL103
AILE106
AHOH572
PDG9
PHOH130

site_idBC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA A 352
ChainResidue
ALYS60
ALEU62
AVAL65
AHOH585
DDC3
DHOH93

site_idBC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 353
ChainResidue
AASN294
ATHR297

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 354
ChainResidue
AALA32
AILE33
AHIS34
ALYS35

site_idBC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 355
ChainResidue
ALEU82
AGLU86
AARG89

site_idBC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 356
ChainResidue
APRO330
ALYS331

site_idBC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 357
ChainResidue
AGLN159
AVAL177

site_idBC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 358
ChainResidue
ALYS84
AHOH633

site_idBC8
Number of Residues24
DetailsBINDING SITE FOR RESIDUE CTP A 338
ChainResidue
AGLY179
ASER180
AARG183
AGLY189
AASP190
AASP192
ATYR271
APHE272
ATHR273
AGLY274
AASP276
AASN279
AMN339
AMN340
AMN346
AHOH379
AHOH383
AHOH403
AHOH442
AHOH644
PDDG10
PHOH11
PHOH66
TDG6

site_idBC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE CTP A 350
ChainResidue
AILE174
ATHR176
ATHR196
ALYS262
ATYR265
ATYR266
AMN343
AHOH409
AHOH423
AHOH581
AHOH591

Functional Information from PROSITE/UniProt
site_idPS00522
Number of Residues20
DetailsDNA_POLYMERASE_X DNA polymerase family X signature. GSFrRGaesSgDMDVLLthP
ChainResidueDetails
AGLY179-PRO198

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues9
DetailsRegion: {"description":"DNA-binding"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Nucleophile; Schiff-base intermediate with DNA; for 5'-dRP lyase activity","evidences":[{"source":"PubMed","id":"9572863","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12517346","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8841120","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9287163","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BPX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1BPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1MQ3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZQQ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8841119","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8ICW","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8ICX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8ICY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8841119","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8ICX","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"9287163","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q8K409","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Omega-N-methylarginine; by PRMT6","evidences":[{"source":"PubMed","id":"16600869","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"19713937","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21362556","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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