SMTL ID : 9at3.1

Crystal structure of SARS-CoV-2 3CL protease in complex with an ethylcyclohexyl 2-pyrrolidone inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

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

01.1: 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: 02.2 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:M.169, A:A.195 Hydrogen bonds: A:S.148, A:E.170, A:E.170 Water bridges: A:G.147, A:G.147, A:Q.193, A:Q.193, A:Q.196 01.4: 18 residues within 4Å: Chain B: H.45, F.144, N.146, 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 Ligands: 02.5 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:H.45, B:Q.193, B:A.195 Hydrogen bonds: B:E.170, B:E.170, B:Q.193 Water bridges: B:G.147, B:Q.196

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

02.2: 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: 01.1 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:Q.193 Hydrogen bonds: A:G.147, A:S.148, A:C.149, A:E.170, A:E.170 Water bridges: A:Q.193, A:Q.193, A:Q.196 02.5: 19 residues within 4Å: Chain B: H.45, F.144, 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 Ligands: 01.4 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:H.45, B:Q.193, B:A.195 Hydrogen bonds: B:G.147, B:C.149, B:E.170, B:E.170, B:Q.193 Water bridges: B:Q.196

1 x CA: CALCIUM ION(Non-covalent)

CA.3: 1 residues within 4Å: Chain B: N.88 No protein-ligand interaction detected (PLIP)

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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