SMTL ID : 9qan.1

Human angiotensin-1 converting enzyme C-domain in complex with ramiprilat

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

1 x NAG- NAG- BMA- MAN- FUC: alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA-MAN-FUC.1: 7 residues within 4Å: Chain A: S.9, V.12, E.13, N.73, T.75, P.362 Ligands: PGE.6 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:V.12, A:P.362 Hydrogen bonds: A:E.13

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.2: 5 residues within 4Å: Chain A: N.36, T.38, E.40, T.41, R.312 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.36, A:T.38, A:E.40

1 x IMD: IMIDAZOLE(Non-covalent)

IMD.3: 7 residues within 4Å: Chain A: E.147, D.151, V.463, P.464, R.465, T.466, D.469 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:R.465, A:R.465, A:T.466, A:D.469 Water bridges: A:R.155, A:R.155

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 2 residues within 4Å: Chain A: V.132, S.136 1 PLIP interactions: 1 interactions with chain A Water bridges: A:T.135 EDO.7: 3 residues within 4Å: Chain A: P.537, P.539, E.540 No protein-ligand interaction detected (PLIP)

1 x X92: Ramiprilat(Non-covalent)

X92.5: 17 residues within 4Å: Chain A: Q.245, H.317, A.318, S.319, H.347, E.348, H.351, E.375, F.421, K.475, F.476, H.477, V.482, Y.484, Y.487, F.491 Ligands: ZN.12 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:F.421, A:F.476, A:V.482, A:Y.487, A:F.491 Hydrogen bonds: A:Q.245, A:H.317, A:A.318, A:Y.484, A:Y.487 Salt bridges: A:H.317, A:H.347, A:H.351, A:K.475, A:H.477

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.6: 7 residues within 4Å: Chain A: D.16, Q.20, D.360, L.361, P.362, R.366 Ligands: NAG-NAG-BMA-MAN-FUC.1 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.16, A:R.366 Water bridges: A:Q.20

2 x BO3: BORIC ACID(Non-covalent)

BO3.8: 4 residues within 4Å: Chain A: A.320, H.351, F.355, H.374 1 PLIP interactions: 1 interactions with chain A Water bridges: A:A.320 BO3.9: 7 residues within 4Å: Chain A: D.85, E.87, A.171, A.172, N.175, Y.177, S.183 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:D.85, A:E.87, A:N.175, A:S.183, A:S.183

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.10: 5 residues within 4Å: Chain A: Y.188, P.371, P.483, I.485, R.486 Ligand excluded by PLIP CL.11: 5 residues within 4Å: Chain A: R.150, W.449, W.450, R.453, D.471 Ligand excluded by PLIP

1 x ZN: ZINC ION(Non-covalent)

ZN.12: 4 residues within 4Å: Chain A: H.347, H.351, E.375 Ligands: X92.5 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.347, A:H.351, A:E.375

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gregory, K.S. et al., Molecular basis of domain-specific angiotensin I-converting enzyme inhibition by the antihypertensive drugs enalaprilat, ramiprilat, trandolaprilat, quinaprilat and perindoprilat. Febs J. (2025)

Release Date

2025-09-03

Peptides

Angiotensin-converting enzyme: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Angiotensin-converting enzyme

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