Structure of PDB 8e8k Chain A Binding Site BS05

Receptor Information
>8e8k Chain A (length=425) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GPHMATGQDRVVALVDMDCFFVQVEQRQNPHLRNKPCAVVQYKSWKGGGI
IAVSYEARAFGVTRSMWADDAKKLCPDLLLAQVRESRGKANLTKYREASV
EVMEIMSRFAVIERASIDEAYVDLTSAVQERLQKLQGQPISADLLPSTYI
EGLPQGQKEGMRKQGLFQWLDSLQIDNLTSPDLQLTVGAVIVEEMRAAIE
RETGFQCSAGISHNKVLAKLACGLNKPNRQTLVSHGSVPQLFSQMPIRKI
RSLGGKLGASVIEILGIEYMGELTQFTESQLQSHFGEKNGSWLYAMCRGI
EHDPVKPRQLPKTIGCSKNFPGKTALATREQVQWWLLQLAQELEERLTKD
RNDNDRVATQLVVSIRVQGDKRLSSLRRCCALTRYDAHKMSHDAFTVIKN
CNTSGTEWSPPLTMLFLCATKFSAS
Ligand information
Ligand IDXG4
InChIInChI=1S/C10H17N6O12P3/c11-10-13-8-7(9(18)14-10)12-3-16(8)6-1-4(17)5(27-6)2-26-29(19,20)15-30(21,22)28-31(23,24)25/h3-6,17H,1-2H2,(H2,23,24,25)(H3,11,13,14,18)(H3,15,19,20,21,22)/t4-,5+,6+/m0/s1
InChIKeyDWGAAFQEGIMTIA-KVQBGUIXSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=P(O)(O)OP(=O)(O)NP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)CC3O
OpenEye OEToolkits 1.7.0c1nc2c(n1C3CC(C(O3)COP(=O)(NP(=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
OpenEye OEToolkits 1.7.0c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)CO[P@@](=O)(N[P@@](=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
CACTVS 3.370NC1=Nc2n(cnc2C(=O)N1)[C@H]3C[C@H](O)[C@@H](CO[P](O)(=O)N[P](O)(=O)O[P](O)(O)=O)O3
CACTVS 3.370NC1=Nc2n(cnc2C(=O)N1)[CH]3C[CH](O)[CH](CO[P](O)(=O)N[P](O)(=O)O[P](O)(O)=O)O3
FormulaC10 H17 N6 O12 P3
Name2'-deoxy-5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]guanosine
ChEMBL
DrugBank
ZINCZINC000032016794
PDB chain8e8k Chain A Residue 503 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8e8k Primer terminal ribonucleotide alters the active site dynamics of DNA polymerase eta and reduces DNA synthesis fidelity.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		D13 M14 D15 C16 F17 F18 Q38 I48 Y52 R55 R61 D115 K231
Binding residue
(residue number reindexed from 1)		D16 M17 D18 C19 F20 F21 Q41 I51 Y55 R58 R64 D118 K226
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0003684 damaged DNA binding
Biological Process
GO:0006281 DNA repair

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:8e8k, PDBe:8e8k, PDBj:8e8k
PDBsum8e8k
PubMed36702254
UniProtQ9Y253|POLH_HUMAN DNA polymerase eta (Gene Name=POLH)

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