Structure of PDB 7v4r Chain A Binding Site BS01

Receptor Information

>7v4r Chain A (length=437) Species: 33743 (Kyasanur Forest disease virus)

PLSVQGTGWMSKGQITVLDMHPGSGKTHRVLPELVRQCADRGMRTLVLAP
TRVVLKEMERALAGKKVRFHSAVEGQTAIVDVMCHATYVHRRLLPQGRQN
WEVAIMDEAHWTDPHSIAARGHLYSLAKENRCALVLMTATPPGRGDPFPE
SNGAIMSEERAIPDGEWREGFDWITEYEGRTAWFVPSISKGGAVARTLRQ
RGKSVICLNSKTFEKDYLRVREEKPDFVVTTDISEMGANLDVSRVIDGRT
NIKPEEVDGKVELTGTRKVTTASAAQRRGRVGRTSGRTDEYIYSGQCDDD
DTSLVQWKEAQILLDNITTLRGPVATFYGPEQVKMPEVAGHYRLNEEKRK
HFRHLMTQCDFTPWLAWHVATNTSNVLDRSWTWQGPEENAIDGADGDLVR
FKTPGGSERVLQPVWKDCRMFREGRDVKDFILYASGR

Ligand information

• Ligand ID: PO4
• InChI: InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-3
• InChIKey: NBIIXXVUZAFLBC-UHFFFAOYSA-K
• SMILES:
  CACTVS 3.341: [O-][P]([O-])([O-])=O
  ACDLabs 10.04: [O-]P([O-])([O-])=O
  OpenEye OEToolkits 1.5.0: [O-]P(=O)([O-])[O-]
• Formula: O4 P
• Name: PHOSPHATE ION
• DrugBank: DB14523
• PDB chain: 7v4r Chain A Residue 702

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7v4r The crystal structure of KFDV NS3H bound with Pi
• Resolution: 2.1 Å
• Binding residue (original residue number in PDB): G204 H207 R466
• Binding residue (residue number reindexed from 1): G25 H28 R283
• Annotation score: 1

Enzymatic activity

• Enzyme Commision number: 2.1.1.56: mRNA (guanine-N(7))-methyltransferase.
  2.1.1.57: methyltransferase cap1.
  2.7.7.48: RNA-directed RNA polymerase.
  3.4.21.91: flavivirin.
  3.6.1.15: nucleoside-triphosphate phosphatase.
  3.6.4.13: RNA helicase.

Gene Ontology

Molecular Function

• GO:0004386 helicase activity
• GO:0005524 ATP binding

External links

• PDB: RCSB:7v4r, PDBe:7v4r, PDBj:7v4r
• PDBsum: 7v4r
• PubMed: 37924898
• UniProt: D7RF80|POLG_KFDV Genome polyprotein