Structure of PDB 8tkb Chain A Binding Site BS02

Receptor Information

>8tkb Chain A (length=177) Species: 70601 (Pyrococcus horikoshii OT3)

SRFKVSKLMAYILRHSPWEFGLEPDEEGFVSIEELVNAVRKVYPWVTEEY
IREIVERDEKGRYEIRGNKIRARYGHSYPVILRHEEDKESKVLYHGTVRR
NLKGIMREGIKPMKRQYVHLSINYEDAYNTGMRHGEDVVVLIIDAECLRN
KGYKILKAGKKVRIVKHVPVDCISGIL

Ligand information

• Ligand ID: AMP
• InChI: InChI=1S/C10H14N5O7P/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(22-10)1-21-23(18,19)20/h2-4,6-7,10,16-17H,1H2,(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
• InChIKey: UDMBCSSLTHHNCD-KQYNXXCUSA-N
• SMILES:
  CACTVS 3.370: Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(O)=O)[CH](O)[CH]3O
  CACTVS 3.370: Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P](O)(O)=O)[C@@H](O)[C@H]3O
  OpenEye OEToolkits 1.7.6: c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)O)O)O)N
  ACDLabs 12.01: O=P(O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
  OpenEye OEToolkits 1.7.6: c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)O)O)O)N
• Formula: C10 H14 N5 O7 P
• Name: ADENOSINE MONOPHOSPHATE
• ChEMBL: CHEMBL752
• DrugBank: DB00131
• ZINC: ZINC000003860156
• PDB chain: 8tkb Chain A Residue 202

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8tkb tRNA 2-phosphotransferase (Tpt1) from Pyrococcus horikoshii in complex with 5'-AMP
• Resolution: 1.71 Å
• Binding residue (original residue number in PDB): R14 K60 R62 Y74 G75 R133
• Binding residue (residue number reindexed from 1): R14 K60 R62 Y74 G75 R133
• Annotation score: 3

Gene Ontology

Molecular Function

• GO:0000215 tRNA 2'-phosphotransferase activity
• GO:0016740 transferase activity
• GO:0016772 transferase activity, transferring phosphorus-containing groups

Biological Process

• GO:0006388 tRNA splicing, via endonucleolytic cleavage and ligation

External links

• PDB: RCSB:8tkb, PDBe:8tkb, PDBj:8tkb
• PDBsum: 8tkb
• UniProt: O57899|KPTA_PYRHO Probable RNA 2'-phosphotransferase (Gene Name=kptA)