Structure of PDB 6aic Chain A Binding Site BS01

Receptor Information

>6aic Chain A (length=202) Species: 282458 (Staphylococcus aureus subsp. aureus MRSA252)

NFKELGISDNTVQSLESMGFKEPTPIQKDSIPYALQGIDILGQAQTGTGK
TGAFGIPLIEKVVGKQGVQSLILAPTRELAMQVAEQLREFSRGQGVQVVT
VFGGMPIERQIKALKKGPQIVVGTPGRVIDHLNRRTLKTDGIHTLILDEA
DEMMNMGFIDDMRFIMDKIPAVQRQTMLFSATMPKAIQALVQQFMKSPKI
IK

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: 6aic Chain A Residue 301

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6aic Crystal structures of the N-terminal domain of the Staphylococcus aureus DEAD-box RNA helicase CshA and its complex with AMP
• Resolution: 1.8 Å
• Binding residue (original residue number in PDB): F22 E24 T26 Q29 G49 G51 K52 T53
• Binding residue (residue number reindexed from 1): F20 E22 T24 Q27 G47 G49 K50 T51
• Annotation score: 4

Enzymatic activity

• Enzyme Commision number: 3.6.4.13: RNA helicase.

Gene Ontology

Molecular Function

• GO:0003676 nucleic acid binding
• GO:0003724 RNA helicase activity
• GO:0005524 ATP binding

External links

• PDB: RCSB:6aic, PDBe:6aic, PDBj:6aic
• PDBsum: 6aic
• PubMed: 30387775
• UniProt: Q6GEZ3|CSHA_STAAR DEAD-box ATP-dependent RNA helicase CshA (Gene Name=cshA)