SMTL ID : 4xfw.1

Crystal structure of the monoclinic form of alpha-carbonic anhydrase from the human pathogen Helicobacter pylori

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.52 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: H.89, H.91, H.108, T.170 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.89, A:H.91, A:H.108, H2O.6, H2O.8 ZN.5: 4 residues within 4Å: Chain B: H.89, H.91, H.108, T.170 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:H.89, B:H.91, B:H.108, H2O.18, H2O.19

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

CL.2: 6 residues within 4Å: Chain A: M.94, E.95, F.96, S.106, H.108, A.122 Ligand excluded by PLIP CL.6: 6 residues within 4Å: Chain B: M.94, E.95, F.96, S.106, H.108, A.122 Ligand excluded by PLIP

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 6 residues within 4Å: Chain A: A.45, D.46, L.47, R.221 Chain B: H.37, Y.39 9 PLIP interactions: 8 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:D.46, A:L.47 Water bridges: A:D.43, A:R.79, A:Y.162, A:R.221, A:R.221 Salt bridges: A:R.221, B:H.37

1 x ACY: ACETIC ACID(Non-functional Binders)

ACY.4: 4 residues within 4Å: Chain A: K.143, K.144, Q.145, N.146 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:K.143, A:K.144 Hydrogen bonds: A:Q.145, A:N.146 Salt bridges: A:K.143

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Compostella, M.E. et al., Structure of alpha-carbonic anhydrase from the human pathogen Helicobacter pylori. Acta Crystallogr.,Sect.F (2015)

Release Date

2015-08-05

Peptides

Alpha-carbonic anhydrase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Alpha-carbonic anhydrase