SMTL ID : 5tv3.4 (3 other biounits)

Crystal structure of the complex of Helicobacter pylori alpha-carbonic anhydrase with (E)-5-(((4-(tert-butyl)phenyl)sulfonyl)imino)-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.97, H.99, H.116, T.178 Ligands: 7L3.3 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.97, A:H.99, A:H.116 ZN.4: 5 residues within 4Å: Chain B: H.97, H.99, H.116, T.178 Ligands: 7L3.5 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.97, B:H.99, B:H.116

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

CL.2: 5 residues within 4Å: Chain A: M.102, E.103, F.104, S.114, H.116 Ligand excluded by PLIP

2 x 7L3: (5Z)-5-{[(4-tert-butylphenyl)sulfonyl]imino}-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide(Non-covalent)

7L3.3: 16 residues within 4Å: Chain A: K.75, D.94, N.95, H.97, H.99, H.116, V.118, K.120, G.124, V.128, L.177, T.178, A.179, P.180, W.188 Ligands: ZN.1 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:K.120 Hydrogen bonds: A:K.75, A:N.95, A:T.178, A:T.178 7L3.5: 15 residues within 4Å: Chain B: K.75, D.94, N.95, H.97, H.99, H.116, V.118, K.120, V.128, L.177, T.178, A.179, P.180, W.188 Ligands: ZN.4 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:K.120 Hydrogen bonds: B:N.95, B:T.178, B:T.178, B:A.179

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Modak, J.K. et al., Structure-Activity Relationship for Sulfonamide Inhibition of Helicobacter pylori alpha-Carbonic Anhydrase. J. Med. Chem. (2016)

Release Date

2017-09-20

Peptides

Alpha-carbonic anhydrase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

Alpha-carbonic anhydrase

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