Structure of PDB 2zpa Chain A Binding Site BS02

Receptor Information
>2zpa Chain A (length=658) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AELTALHTLTAQMKREGIRRLLVLSGEEGWCFEHTLKLRDALPGDWLWIS
PRPQTLLGREFRHAVFDARHGFDAAAFAALSGTLKAGSWLVLLLPVWEEW
ENQPDADSLRWSDCPDPIATPHFVQHLKRVLTADNEAILWRQNQPFSLAH
FTPRTDWYPATGAPQPEQQQLLKQLMTMPPGVAAVTAARGRGKSALAGQL
ISRIAGRAIVTAPAKASTDVLAQFAGEKFRFIAPDALLASDEQADWLVVD
EAAAIPAPLLHQLVSRFPRTLLTTTVQGYEGTGRGFLLKFCARFPHLHRF
ELQQPIRWAQGCPLEKMVSEALVFDDENFTHTPQGNIVISAFEQTLWQSD
PETPLKVYQLLSGAHYRTSPLDLRRMMDAPGQHFLQAAGENEIAGALWLV
DEGGLSQQLSQAVWAGFRRPRGNLVAQSLAAHGNNPLAATLRGRRVSRIA
VHPARQREGTGRQLIAGALQYTQDLDYLSVSFGYTGELWRFWQRCGFVLV
RMGNHREASSGCYTAMALLPMSDAGKQLAEREHYRLRRDAQALAQWNGET
LPVDPLNDAVLSDDDWLELAGFAFAHRPLLTSLGCLLRLLQTSELALPAL
RGRLQKNASDAQLCTTLKLSGRKMLLVRQREEAAQALFALNDVRTERLRD
RITQWQLF
Ligand information
Ligand IDADP
InChIInChI=1S/C10H15N5O10P2/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(24-10)1-23-27(21,22)25-26(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyXTWYTFMLZFPYCI-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O)O)O)N
FormulaC10 H15 N5 O10 P2
NameADENOSINE-5'-DIPHOSPHATE
ChEMBLCHEMBL14830
DrugBankDB16833
ZINCZINC000012360703
PDB chain2zpa Chain A Residue 800 [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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PDB2zpa RNA helicase module in an acetyltransferase that modifies a specific tRNA anticodon
Resolution2.35 Å
Binding residue
(original residue number in PDB)		A172 G174 A175 Q180 G202 R203 G204 K205 S206 A207 V232 F236 I318 R319
Binding residue
(residue number reindexed from 1)		A160 G162 A163 Q168 G190 R191 G192 K193 S194 A195 V220 F224 I306 R307
Annotation score5
Enzymatic activity
Enzyme Commision number 2.3.1.-
2.3.1.193: tRNA(Met) cytidine acetyltransferase.
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0005524 ATP binding
GO:0008080 N-acetyltransferase activity
GO:0016746 acyltransferase activity
GO:0016747 acyltransferase activity, transferring groups other than amino-acyl groups
GO:0051392 tRNA N-acetyltransferase activity
GO:0106226 peptide 2-hydroxyisobutyryltransferase activity
Biological Process
GO:0002101 tRNA wobble cytosine modification
GO:0008033 tRNA processing
GO:0051391 tRNA acetylation
Cellular Component
GO:0005737 cytoplasm

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2zpa, PDBe:2zpa, PDBj:2zpa
PDBsum2zpa
PubMed19322199
UniProtP76562|TMCA_ECOLI tRNA(Met) cytidine acetyltransferase TmcA (Gene Name=tmcA)

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