SMTL ID : 4hey.1

Activity Enhancers of H64A Variant of Human Carbonic Anhydrase II Possess Multiple Binding Sites within and around the Enzyme Structure

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.45 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.198 Ligands: 4MZ.3 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.94, A:H.96, A:H.119

9 x 4MZ: 4-METHYLIMIDAZOLE(Non-covalent)

4MZ.2: 5 residues within 4Å: Chain A: Y.7, P.13, D.242, W.244, P.246 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Y.7, A:D.242 4MZ.3: 11 residues within 4Å: Chain A: H.94, H.96, H.119, V.121, V.142, L.197, T.198, T.199, W.208 Ligands: ZN.1, 4MZ.5 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.208 Hydrogen bonds: A:T.198, A:T.199, A:T.199 4MZ.4: 7 residues within 4Å: Chain A: W.5, N.62, A.64, T.199, P.200 Ligands: 4MZ.5, 4MZ.6 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:N.62 Hydrogen bonds: A:T.199, A:P.200 pi-Stacking: A:W.5 4MZ.5: 9 residues within 4Å: Chain A: Q.92, V.121, F.130, L.197, T.199, P.200, P.201 Ligands: 4MZ.3, 4MZ.4 No protein-ligand interaction detected (PLIP) 4MZ.6: 7 residues within 4Å: Chain A: W.5, G.6, N.62, G.63, A.64, K.169 Ligands: 4MZ.4 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.5, A:A.64 Hydrogen bonds: A:K.169 pi-Stacking: A:W.5 4MZ.7: 5 residues within 4Å: Chain A: R.27, P.137, D.138, P.194, T.207 No protein-ligand interaction detected (PLIP) 4MZ.8: 4 residues within 4Å: Chain A: T.55, L.57, D.71, K.76 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:L.57 4MZ.9: 4 residues within 4Å: Chain A: F.70, D.72, I.91 Ligands: 4MZ.10 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:I.91 4MZ.10: 5 residues within 4Å: Chain A: E.69, F.70, I.91, Q.92 Ligands: 4MZ.9 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:E.69, A:I.91

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Aggarwal, M. et al., Structural insight into activity enhancement and inhibition of H64A carbonic anhydrase II by imidazoles. IUCrJ (2014)

Release Date

2013-10-23

Peptides

Carbonic anhydrase 2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Carbonic anhydrase 2

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