Structure of PDB 7kta Chain A Binding Site BS05

Receptor Information

>7kta Chain A (length=328) Species: 9606 (Homo sapiens)

WMPAYACQRPTPLTHHNTGLSEALEILAEAAGFEGSEGRLLTFCRAASVL
KALPSPVTTLSQLQGLPHFGEHSSRVVQELLEHGVCEEVERVRRSERYQT
MKLFTQIFGVGVKTADRWYREGLRTLDDLREQPQKLTQQQKAGLQHHQDL
STPVLRSDVDALQQVVEEAVGQALPGATVTLTGGFRRGKLQGHDVDFLIT
HPKEGQEAGLLPRVMCRLQDQGLILYHQHAFERSFCIFRLPQPGSWKAVR
VDLVVAPVSQFPFALLGWTGSKLFQRELRRFSRKEKGLWLNSHGLFDPEQ
KTFFQAASEEDIFRHLGLEYLPPEQRNA

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 7kta Chain A Residue 502

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7kta Watching a double strand break repair polymerase insert a pro-mutagenic oxidized nucleotide.
• Resolution: 1.844 Å
• Binding residue (original residue number in PDB): D330 D332
• Binding residue (residue number reindexed from 1): D194 D196
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.7.7.7: DNA-directed DNA polymerase.

Gene Ontology

Molecular Function

• GO:0003677 DNA binding
• GO:0003887 DNA-directed DNA polymerase activity
• GO:0016779 nucleotidyltransferase activity
• GO:0034061 DNA polymerase activity

Biological Process

• GO:0006281 DNA repair

Cellular Component

• GO:0005634 nucleus

External links

• PDB: RCSB:7kta, PDBe:7kta, PDBj:7kta
• PDBsum: 7kta
• PubMed: 33824325
• UniProt: Q9NP87|DPOLM_HUMAN DNA-directed DNA/RNA polymerase mu (Gene Name=POLM)