SMTL ID : 2foy.2 (1 other biounit)

Human Carbonic Anhydrase I complexed with a two-prong inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

monomer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.94, H.96, H.119, T.199 Ligands: B30.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.94, A:H.96, A:H.119

3 x B30: {2,2'-[(2-{[4-(AMINOSULFONYL)BENZOYL]AMINO}ETHYL)IMINO]DIACETATO(2-)-KAPPAO}COPPER(Non-covalent)

B30.2: 12 residues within 4Å: Chain A: H.67, Q.92, H.94, H.96, H.119, L.198, T.199, H.200, P.201, P.202, W.209 Ligands: ZN.1 11 PLIP interactions: 10 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:L.198, A:L.198 Hydrogen bonds: A:Q.92, A:T.199, A:T.199, A:P.201 Salt bridges: A:H.67, A:H.200, A:H.200 Metal complexes: A:H.200, B30.2 B30.3: 10 residues within 4Å: Chain A: Y.7, D.8, D.9, G.63, H.64, S.231, P.240, M.241, Q.242, H.243 11 PLIP interactions: 10 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Q.242 Hydrogen bonds: A:D.8, A:D.8, A:H.64, A:H.243 Water bridges: A:Y.7 Salt bridges: A:D.9, A:H.243 pi-Stacking: A:H.243 Metal complexes: A:H.243, B30.3 B30.4: 8 residues within 4Å: Chain A: G.98, S.99, E.102, H.103, G.104, K.113, H.243, N.245 11 PLIP interactions: 10 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:H.103 Hydrogen bonds: A:S.99, A:N.245, A:N.245 Water bridges: A:N.245 Salt bridges: A:E.102, A:H.103, A:K.113 pi-Stacking: A:H.103 Metal complexes: A:H.103, B30.4

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jude, K.M. et al., Ultrahigh resolution crystal structures of human carbonic anhydrases I and II complexed with two-prong inhibitors reveal the molecular basis of high affinity. J.Am.Chem.Soc. (2006)

Release Date

2006-04-04

Peptides

Carbonic anhydrase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Carbonic anhydrase 1

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