SMTL ID : 3snd.1

Crystal structure of SARS coronavirus main protease complexed with Ac-ESTLQ-H (cocrystallization)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.89 Å

Oligo State

homo-dimer

Ligands

2 x LEU- ECC: Peptide aldehyde inhibitor Ac-ESTLQ-H(Non-covalent)

LEU-ECC.1: 12 residues within 4Å: Chain A: H.41, F.140, L.141, N.142, G.143, S.144, C.145, H.163, H.164, M.165, E.166, H.172 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:M.165 Hydrogen bonds: A:F.140, A:G.143, A:G.143, A:C.145, A:H.164, A:E.166 LEU-ECC.2: 14 residues within 4Å: Chain B: H.41, M.49, F.140, L.141, N.142, G.143, S.144, C.145, H.163, H.164, M.165, E.166, H.172, D.187 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:H.41 Hydrogen bonds: B:F.140, B:G.143, B:S.144, B:S.144, B:C.145, B:H.164

1 x MRD: (4R)-2-METHYLPENTANE-2,4-DIOL(Non-functional Binders)

MRD.3: 6 residues within 4Å: Chain A: P.108, G.109, P.132, I.200, L.202, H.246 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:P.132, A:I.200, A:L.202

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhu, L. et al., Peptide aldehyde inhibitors challenge the substrate specificity of the SARS-coronavirus main protease. Antiviral Res. (2011)

Release Date

2011-09-07

Peptides

3C-like proteinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

3C-like proteinase

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