SMTL ID : 2hnc.1

Crystal structure of the human carbonic anhydrase II in complex with the 5-amino-1,3,4-thiadiazole-2-sulfonamide inhibitor.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

monomer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: H.93, H.95, E.105, H.118, T.197 Ligands: 1SA.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.93, A:H.95, A:H.118

1 x 1SA: 5-AMINO-1,3,4-THIADIAZOLE-2-SULFONAMIDE(Non-covalent)

1SA.2: 11 residues within 4Å: Chain A: H.93, H.95, H.118, V.120, V.141, L.196, T.197, T.198, W.207 Ligands: ZN.1, GOL.4 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.197, A:T.197 Water bridges: A:Q.91

1 x MBO: MERCURIBENZOIC ACID(Non-covalent)

MBO.3: 5 residues within 4Å: Chain A: Q.134, Q.135, P.136, E.203, C.204 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:P.136 Metal complexes: A:Q.135, A:C.204, H2O.6

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 8 residues within 4Å: Chain A: N.61, H.63, A.64, N.66, Q.91, H.93, T.198 Ligands: 1SA.2 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:N.61, A:N.66, A:Q.91 Water bridges: A:N.66, A:N.66, A:H.95, A:T.198 GOL.5: 3 residues within 4Å: Chain A: K.38, Q.253, K.255 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.38, A:Q.253, A:Q.253, A:K.255 Water bridges: A:K.38

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Menchise, V. et al., Carbonic anhydrase inhibitors: X-ray crystallographic studies for the binding of 5-amino-1,3,4-thiadiazole-2-sulfonamide and 5-(4-amino-3-chloro-5-fluorophenylsulfonamido)-1,3,4-thiadiazole-2-sulfonamide to human isoform II. Bioorg.Med.Chem.Lett. (2006)

Release Date

2006-12-19

Peptides

Carbonic anhydrase 2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Carbonic anhydrase 2

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