Structure of PDB 4a1v Chain B Binding Site BS01

Receptor Information

>4a1v Chain B (length=188) Species: 31647 (Hepatitis C virus subtype 1b)

GSVVIVGRIILSGPITAYSQQTRGLLGCIITSLTGRDRNQVEGEVQVVST
ATQSFLATCVNGVCWTVYHGAGSKTLAGPKGPITQMYTNVDQDLVGWQAP
PGARSLTPCSDLYLVTRHADVIPVRRRGDSRGSLLSPRPVSYLKGSSGGP
LLCPSGHAVGIFRAAVCTRGVAKAVDFVPVESMETTMR

Ligand information

>4a1v Chain D (length=17) Species: 32630 (synthetic construct)

DELVYLLDGPGYDPIHS

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4a1v High Affinity Peptide Inhibitors of the Hepatitis C Virus Ns3-4A Protease Refractory to Common Resistant Mutants.
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): V-9 S7 Q9 S37 A39 T40 Q41 S42 H57 R109 L135 K136 G137 S139 F154 A156 A157 V158 C159
• Binding residue (residue number reindexed from 1): V6 S19 Q21 S49 A51 T52 Q53 S54 H69 R117 L143 K144 G145 S147 F162 A164 A165 V166 C167

Enzymatic activity

• Catalytic site (original residue number in PDB): H57 D81 G137 S139
• Catalytic site (residue number reindexed from 1): H69 D93 G145 S147
• Enzyme Commision number: 2.7.7.48: RNA-directed RNA polymerase.
  3.4.21.98: hepacivirin.
  3.4.22.-
  3.6.1.15: nucleoside-triphosphate phosphatase.
  3.6.4.13: RNA helicase.

Gene Ontology

Molecular Function

• GO:0008236 serine-type peptidase activity

Biological Process

• GO:0006508 proteolysis
• GO:0019087 transformation of host cell by virus

External links

• PDB: RCSB:4a1v, PDBe:4a1v, PDBj:4a1v
• PDBsum: 4a1v
• PubMed: 22965230
• UniProt: P26662|POLG_HCVJA Genome polyprotein