Structure of PDB 3a74 Chain C Binding Site BS01

Receptor Information
>3a74 Chain C (length=484) Species: 1422 (Geobacillus stearothermophilus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ELNDQLRVRREKLKKIEELGVDPFGKRFERTHKAEELFELYGDLSKEELE
EQQIEVAVAGRIMTKRGMGKAGFAHIQDVTGQIQIYVRQDDVGEQQYELF
KISDLGDIVGVRGTMFKTKVGELSIKVSSYEFLTKALRPLPEKDIEQRYR
QRYLDLIMNPESKKTFITRSLIIQSMRRYLDSHGYLEVETPMMHAVAGGA
AARPFITHHNALDMTLYMRIAIELHLKRLIVGGLEKVYEIGRVFRNEGIS
TRHNPEFTMLELYEAYADFRDIMKLTENLIAHIATEVLGTTKIQYGEHLV
DLTPEWRRLHMVDAIKEYVGVDFWRQMSDEEARELAKEHGVEVAPHMTFG
HIVNEFFEQKVEDKLIQPTFIYGHPVEISPLAKKNPDDPRFTDRFELFIV
GREHANAFTELNDPIDQRQRFEEQLKEREQGNDEAHEMDEDFLEALEYGM
PPTGGLGIGVDRLVMLLTNSPSIRDVLLFPQMRH
Ligand information
Ligand IDB4P
InChIInChI=1S/C20H28N10O19P4/c21-15-9-17(25-3-23-15)29(5-27-9)19-13(33)11(31)7(45-19)1-43-50(35,36)47-52(39,40)49-53(41,42)48-51(37,38)44-2-8-12(32)14(34)20(46-8)30-6-28-10-16(22)24-4-26-18(10)30/h3-8,11-14,19-20,31-34H,1-2H2,(H,35,36)(H,37,38)(H,39,40)(H,41,42)(H2,21,23,25)(H2,22,24,26)/t7-,8-,11-,12-,13-,14-,19-,20-/m1/s1
InChIKeyYOAHKNVSNCMZGQ-XPWFQUROSA-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)O[P@](=O)(O)O[P@@](=O)(O)O[P@@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)n5cnc6c5ncnc6N)O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P@@](O)(=O)O[P@](O)(=O)O[P@](O)(=O)OC[C@H]4O[C@H]([C@H](O)[C@@H]4O)n5cnc6c(N)ncnc56)[C@@H](O)[C@H]3O
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(=O)O[P](O)(=O)OC[CH]4O[CH]([CH](O)[CH]4O)n5cnc6c(N)ncnc56)[CH](O)[CH]3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)OP(=O)(O)OCC4C(C(C(O4)n5cnc6c5ncnc6N)O)O)O)O)N
FormulaC20 H28 N10 O19 P4
NameBIS(ADENOSINE)-5'-TETRAPHOSPHATE
ChEMBLCHEMBL339385
DrugBank
ZINCZINC000096014967
PDB chain3a74 Chain C Residue 494 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3a74 Crystal Structure of Lysyl-tRNA Synthetase from Bacillus stearothermophilus in Complex with Diadenosine Tetraphosphate (AP4A): Insights into AP4A Synthesis Mechanisms and Implication for Recognition of Discriminator Base of tRNA^Lys
Resolution1.8 Å
Binding residue
(original residue number in PDB)		R253 E255 R260 H261 N262 F265 M267 E366 E370 E411 H412 N414 G467 R470
Binding residue
(residue number reindexed from 1)		R245 E247 R252 H253 N254 F257 M259 E358 E362 E403 H404 N406 G459 R462
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) R253 E255 R260 H261 E411 N414 R470
Catalytic site (residue number reindexed from 1) R245 E247 R252 H253 E403 N406 R462
Enzyme Commision number 6.1.1.6: lysine--tRNA ligase.
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0000166 nucleotide binding
GO:0000287 magnesium ion binding
GO:0003676 nucleic acid binding
GO:0004812 aminoacyl-tRNA ligase activity
GO:0004824 lysine-tRNA ligase activity
GO:0005524 ATP binding
GO:0016740 transferase activity
GO:0046872 metal ion binding
Biological Process
GO:0006412 translation
GO:0006418 tRNA aminoacylation for protein translation
GO:0006430 lysyl-tRNA aminoacylation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:3a74, PDBe:3a74, PDBj:3a74
PDBsum3a74
PubMed
UniProtQ9RHV9|SYK_GEOSE Lysine--tRNA ligase (Gene Name=lysS)

[Back to BioLiP]