SMTL ID : 9at0.1

Crystal structure of SARS-CoV-2 3CL protease in complex with a methylcyclohexyl 2-pyrrolidone inhibitor (S-enantiomer)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

2 x 01: (1S,2S)-2-{[N-({[(2S)-1-(cyclohexylmethyl)-5-oxopyrrolidin-2-yl]methoxy}carbonyl)-L-leucyl]amino}-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid

01.1: 19 residues within 4Å: Chain A: H.45, F.144, L.145, N.146, G.147, S.148, C.149, H.167, H.168, M.169, E.170, P.172, H.176, D.191, R.192, Q.193, T.194, A.195 Ligands: 02.2 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:H.45, A:P.172, A:A.195 Hydrogen bonds: A:G.147, A:S.148, A:S.148, A:C.149, A:E.170, A:E.170, A:Q.193 01.3: 21 residues within 4Å: Chain B: H.45, F.144, L.145, N.146, G.147, S.148, C.149, H.167, H.168, M.169, E.170, L.171, P.172, H.176, D.191, R.192, Q.193, T.194, A.195, Q.196 Ligands: 02.4 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:H.45, B:M.169, B:E.170, B:L.171, B:Q.196 Hydrogen bonds: B:G.147, B:S.148, B:C.149, B:E.170, B:E.170, B:Q.193, B:Q.196

2 x 02: (1R,2S)-2-{[N-({[(2S)-1-(cyclohexylmethyl)-5-oxopyrrolidin-2-yl]methoxy}carbonyl)-L-leucyl]amino}-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid

02.2: 18 residues within 4Å: Chain A: H.45, F.144, L.145, N.146, S.148, C.149, H.167, H.168, M.169, E.170, P.172, H.176, D.191, R.192, Q.193, T.194, A.195 Ligands: 01.1 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:H.45, A:P.172, A:A.195 Hydrogen bonds: A:S.148, A:E.170, A:E.170, A:Q.193 02.4: 19 residues within 4Å: Chain B: H.45, F.144, L.145, N.146, S.148, C.149, H.167, H.168, M.169, E.170, L.171, P.172, H.176, D.191, Q.193, T.194, A.195, Q.196 Ligands: 01.3 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:H.45, B:M.169, B:E.170, B:L.171, B:Q.196 Hydrogen bonds: B:E.170, B:E.170, B:Q.193, B:Q.196 Water bridges: B:G.147

1 x MLT: D-MALATE(Non-covalent)

MLT.5: 7 residues within 4Å: Chain B: G.19, C.20, M.21, W.35, A.74, N.99, K.101 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:A.74 Hydrogen bonds: B:G.19, B:N.99

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dampalla, C.S. et al., Structure-Guided Design of Potent Coronavirus Inhibitors with a 2-Pyrrolidone Scaffold: Biochemical, Crystallographic, and Virological Studies. J.Med.Chem. (2024)

Release Date

2024-07-10

Peptides

3C-like proteinase nsp5: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

3C-like proteinase nsp5

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