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4RR2

Crystal structure of human primase

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0000428cellular_componentDNA-directed RNA polymerase complex
A0003899molecular_functionDNA-directed RNA polymerase activity
A0005515molecular_functionprotein binding
A0005654cellular_componentnucleoplasm
A0005658cellular_componentalpha DNA polymerase:primase complex
A0006260biological_processDNA replication
A0006269biological_processDNA replication, synthesis of primer
A0006270biological_processDNA replication initiation
A0008270molecular_functionzinc ion binding
A0016020cellular_componentmembrane
A0016740molecular_functiontransferase activity
A0016779molecular_functionnucleotidyltransferase activity
A0032553molecular_functionribonucleotide binding
A0046872molecular_functionmetal ion binding
B0003677molecular_functionDNA binding
B0003899molecular_functionDNA-directed RNA polymerase activity
B0005515molecular_functionprotein binding
B0005654cellular_componentnucleoplasm
B0005658cellular_componentalpha DNA polymerase:primase complex
B0006260biological_processDNA replication
B0006269biological_processDNA replication, synthesis of primer
B0006270biological_processDNA replication initiation
B0046872molecular_functionmetal ion binding
B0051536molecular_functioniron-sulfur cluster binding
B0051539molecular_function4 iron, 4 sulfur cluster binding
B0071667molecular_functionDNA/RNA hybrid binding
C0000287molecular_functionmagnesium ion binding
C0000428cellular_componentDNA-directed RNA polymerase complex
C0003899molecular_functionDNA-directed RNA polymerase activity
C0005515molecular_functionprotein binding
C0005654cellular_componentnucleoplasm
C0005658cellular_componentalpha DNA polymerase:primase complex
C0006260biological_processDNA replication
C0006269biological_processDNA replication, synthesis of primer
C0006270biological_processDNA replication initiation
C0008270molecular_functionzinc ion binding
C0016020cellular_componentmembrane
C0016740molecular_functiontransferase activity
C0016779molecular_functionnucleotidyltransferase activity
C0032553molecular_functionribonucleotide binding
C0046872molecular_functionmetal ion binding
D0003677molecular_functionDNA binding
D0003899molecular_functionDNA-directed RNA polymerase activity
D0005515molecular_functionprotein binding
D0005654cellular_componentnucleoplasm
D0005658cellular_componentalpha DNA polymerase:primase complex
D0006260biological_processDNA replication
D0006269biological_processDNA replication, synthesis of primer
D0006270biological_processDNA replication initiation
D0046872molecular_functionmetal ion binding
D0051536molecular_functioniron-sulfur cluster binding
D0051539molecular_function4 iron, 4 sulfur cluster binding
D0071667molecular_functionDNA/RNA hybrid binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 800
ChainResidue
ACYS121
ACYS122
ACYS128
ACYS131

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 900
ChainResidue
CCYS121
CCYS122
CCYS128
CCYS131

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SF4 D 1000
ChainResidue
DCYS287
DCYS367
DCYS384
DCYS424
DLEU441
DPRO444
DPRO285

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues20
DetailsMotif: {"description":"Zinc knuckle motif","evidences":[{"source":"PubMed","id":"24043831","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25550159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26975377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsActive site: {"evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24043831","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31479243","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"31479243","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6R4S","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24043831","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25550159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26975377","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31479243","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24043831","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24239947","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31479243","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"31479243","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"N-acetylmethionine","evidences":[{"source":"PubMed","id":"22223895","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues17
DetailsRegion: {"description":"Interdomain linker","evidences":[{"source":"PubMed","id":"25550159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26975377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues142
DetailsRegion: {"description":"RNA:DNA duplex-binding","evidences":[{"source":"PubMed","id":"26975377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17893144","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25550159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26975377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17893144","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25550159","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246333

PDB entries from 2025-12-17

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