Structure of PDB 1qsy Chain A Binding Site BS05

Receptor Information
>1qsy Chain A (length=539) Species: 271 (Thermus aquaticus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ALEEAPWPPPEGAFVGFVLSRKEPMWADLLALAAARGGRVHRAPEPYKAL
RDLKEERGLLAKDLSVLALREGLGLPPGDDPMLLAYLLDPSNTTPEGVAR
RYGGEWTEEAGERAALSERLFANLWGRLEGEERLLWLYREVERPLSAVLA
HMEATGVRLDVAYLRALSLEVAEEIARLEAEVFRLAGHPFNLNSRDQLER
VLFDELGLPAIGKTEKTGKRSTSAAVLEALREAHPIVEKILQYRELTKLK
STYIDPLPDLIHPRTGRLHTRFNQTATATGRLSSSDPNLQNIPVRTPLGQ
RIRRAFIAEEGWLLVALDYSQIELRVLAHLSGDENLIRVFQEGRDIHTET
ASWMFGVPREAVDPLMRRAAKTINFGVLYGMSAHRLSQELAIPYEEAQAF
IERYFQSFPKVRAWIEKTLEEGRRRGYVETLFGRRRYVPDLEARVKSVRE
AAERMAFNMPVQGTAADLMKLAMVKLFPRLEEMGARMLLQVHDELVLEAP
KERAEAVARLAKEVMEGVYPLAVPLEVEVGIGEDWLSAK
Ligand information
Ligand IDDDS
InChIInChI=1S/C10H16N5O11P3/c11-9-8-10(13-4-12-9)15(5-14-8)7-2-1-6(24-7)3-23-28(19,20)26-29(21,22)25-27(16,17)18/h4-7H,1-3H2,(H,19,20)(H,21,22)(H2,11,12,13)(H2,16,17,18)/t6-,7+/m0/s1
InChIKeyOAKPWEUQDVLTCN-NKWVEPMBSA-N
SMILES
SoftwareSMILES
CACTVS 3.370Nc1ncnc2n(cnc12)[C@H]3CC[C@@H](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)O3
CACTVS 3.370Nc1ncnc2n(cnc12)[CH]3CC[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)O3
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)[C@H]3CC[C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)N
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)C3CCC(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)N
FormulaC10 H16 N5 O11 P3
Name2',3'-dideoxyadenosine triphosphate
ChEMBLCHEMBL1383
DrugBankDB02189
ZINCZINC000012501706
PDB chain1qsy Chain A Residue 113 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1qsy Structure-based design of Taq DNA polymerases with improved properties of dideoxynucleotide incorporation.
Resolution2.3 Å
Binding residue
(original residue number in PDB)
D610 Y611 Q613 I614 E615 R659 K663 F667 D785
Binding residue
(residue number reindexed from 1)
D318 Y319 Q321 I322 E323 R367 K371 F375 D493
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0001882 nucleoside binding
GO:0003676 nucleic acid binding
GO:0003677 DNA binding
GO:0003887 DNA-directed DNA polymerase activity
Biological Process
GO:0006260 DNA replication
GO:0006261 DNA-templated DNA replication
GO:0006281 DNA repair

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:1qsy, PDBe:1qsy, PDBj:1qsy
PDBsum1qsy
PubMed10449720
UniProtP19821|DPO1_THEAQ DNA polymerase I, thermostable (Gene Name=polA)

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