SMTL ID : 9gbr.1

Human Angiotensin-1 converting enzyme N-domain in complex with a diprolyl inhibitor- SG17

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 6 residues within 4Å: Chain B: E.403, N.416, E.522, G.523, P.524, Q.527 No protein-ligand interaction detected (PLIP)

1 x NAG- FUC: alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-FUC.2: 6 residues within 4Å: Chain A: R.245, E.596 Chain B: T.478, N.480, T.482, H.483 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.245, A:E.596, A:E.596 Hydrophobic interactions: B:T.478

1 x NAG- NAG- BMA- FUC: 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-FUC.3: 4 residues within 4Å: Chain A: N.416, E.522, P.524, Q.527 1 PLIP interactions: 1 interactions with chain A Water bridges: A:E.522

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

NAG.4: 4 residues within 4Å: Chain A: N.45, T.47, E.49, N.50 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.45, A:T.47, A:N.50 NAG.5: 5 residues within 4Å: Chain A: N.480, T.482, H.483 Chain B: R.245, E.596 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:T.482, A:T.482, B:R.245, B:R.245

2 x ZN: ZINC ION(Non-covalent)

ZN.6: 4 residues within 4Å: Chain A: H.361, H.365, E.389 Ligands: 01.8 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.361, A:H.365, A:E.389 ZN.12: 4 residues within 4Å: Chain B: H.361, H.365, E.389 Ligands: 01.14 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.361, B:H.365, B:E.389

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

CL.7: 6 residues within 4Å: Chain A: W.201, Y.202, P.385, P.497, I.499, R.500 Ligand excluded by PLIP CL.13: 6 residues within 4Å: Chain B: W.201, Y.202, P.385, P.497, I.499, R.500 Ligand excluded by PLIP

2 x 01: (2S)-1-[(2S)-2-[[(1S)-1-[(2S)-1-[(2S)-2-azanyl-5-oxidanyl-5-oxidanylidene-pentanoyl]pyrrolidin-2-yl]-2-oxidanyl-2-oxidanylidene-ethyl]amino]propanoyl]pyrrolidine-2-carboxylic acid

01.8: 19 residues within 4Å: Chain A: Q.259, H.331, A.332, S.333, A.334, H.361, E.362, H.365, Y.369, R.381, H.388, E.389, K.489, F.490, H.491, T.496, Y.498, Y.501 Ligands: ZN.6 19 PLIP interactions: 19 interactions with chain A Hydrophobic interactions: A:F.490, A:T.496, A:Y.501 Hydrogen bonds: A:Q.259, A:A.332, A:A.334, A:Y.369, A:Y.369, A:Y.498, A:Y.501 Water bridges: A:R.381 Salt bridges: A:H.331, A:H.361, A:H.365, A:H.365, A:R.381, A:H.388, A:K.489, A:H.491 01.14: 18 residues within 4Å: Chain B: Q.259, H.331, A.332, S.333, A.334, H.361, E.362, H.365, Y.369, H.388, E.389, K.489, F.490, H.491, T.496, Y.498, Y.501 Ligands: ZN.12 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:F.490, B:T.496 Hydrogen bonds: B:Q.259, B:A.334, B:A.334, B:E.362, B:Y.369 Salt bridges: B:H.331, B:H.361, B:H.365, B:H.365, B:H.388, B:K.489, B:H.491

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

PGE.9: 2 residues within 4Å: Chain B: R.295 Ligands: P33.10 1 PLIP interactions: 1 interactions with chain B Water bridges: B:R.295

1 x P33: 3,6,9,12,15,18-HEXAOXAICOSANE-1,20-DIOL(Non-covalent)

P33.10: 8 residues within 4Å: Chain B: Q.286, G.287, W.288, H.292, R.295, V.296, E.299 Ligands: PGE.9 No protein-ligand interaction detected (PLIP)

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.11: 10 residues within 4Å: Chain A: Q.444, G.448, T.454, D.462, Y.465 Chain B: Q.444, G.448, R.453, Y.465, L.466 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:Q.444 Water bridges: A:T.454, A:Y.465, B:G.448, B:S.451, B:R.453

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gregory, K.S. et al., Molecular basis of human angiotensin-1 converting enzyme inhibition by a series of diprolyl-derived compounds. Febs J. (2025)

Release Date

2025-01-22

Peptides

Angiotensin-converting enzyme, soluble form: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Angiotensin-converting enzyme, soluble form

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