SMTL ID : 6ex1.1 (1 other biounit)

Crystal structure of human carbonic anhydrase I in complex with the 4-[(3S)-3 benzyl-4-(4-sulfamoylbenzoyl)piperazine -1-carbonyl]benzene-1-sulfonamide inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

monomer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.95, H.97, H.120, T.200 Ligands: N19.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.95, A:H.97, A:H.120

1 x N19: 4-[(3~{R})-3-(phenylmethyl)piperazin-1-yl]carbonylbenzenesulfonamide(Non-covalent)

N19.2: 13 residues within 4Å: Chain A: F.92, Q.93, H.95, H.97, H.120, A.136, V.144, L.199, T.200, H.201, P.203, W.210 Ligands: ZN.1 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:A.136, A:L.199, A:L.199 Hydrogen bonds: A:Q.93, A:T.200, A:T.200

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 5 residues within 4Å: Chain A: H.104, G.105, S.106, K.114, N.246 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:H.104, A:K.114 Hydrogen bonds: A:G.105, A:S.106, A:N.246 Water bridges: A:T.249, A:T.249 Salt bridges: A:K.114

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 2 residues within 4Å: Chain A: K.173, E.235 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.172, A:E.235 Water bridges: A:E.235

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chiaramonte, N. et al., 2-Benzylpiperazine: A new scaffold for potent human carbonic anhydrase inhibitors. Synthesis, enzyme inhibition, enantioselectivity, computational and crystallographic studies and in vivo activity for a new class of intraocular pressure lowering agents. Eur J Med Chem (2018)

Release Date

2018-10-10

Peptides

Carbonic anhydrase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Carbonic anhydrase 1

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