SMTL ID : 3ucj.1

Coccomyxa beta-carbonic anhydrase in complex with acetazolamide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-tetramer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: C.47, D.49, H.103, C.106 Ligands: AZM.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:C.47, A:H.103, A:C.106 ZN.6: 5 residues within 4Å: Chain B: C.47, D.49, H.103, C.106 Ligands: AZM.7 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:C.47, B:H.103, B:C.106 ZN.9: 5 residues within 4Å: Chain C: C.47, D.49, H.103, C.106 Ligands: AZM.10 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:C.47, C:H.103, C:C.106 ZN.14: 5 residues within 4Å: Chain D: C.47, D.49, H.103, C.106 Ligands: AZM.15 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:C.47, D:H.103, D:C.106

4 x AZM: 5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONAMIDE(Non-covalent)

AZM.2: 16 residues within 4Å: Chain A: C.47, D.49, V.71, G.72, H.103, C.106, G.107, A.108, A.111, W.115, T.123 Chain B: Q.38, F.66, Y.88 Ligands: ZN.1, GOL.4 12 PLIP interactions: 9 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:A.111, A:W.115, A:T.123 Hydrogen bonds: A:D.49, A:G.72, A:G.107, A:A.108, B:Q.38 Water bridges: A:A.111, A:A.111, B:Y.88 pi-Stacking: B:Y.88 AZM.7: 16 residues within 4Å: Chain A: Q.38, F.66, Y.88 Chain B: C.47, D.49, V.71, G.72, H.103, C.106, G.107, A.108, A.111, W.115, T.123 Ligands: ZN.6, GOL.8 11 PLIP interactions: 9 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:A.111, B:W.115, B:T.123 Hydrogen bonds: B:D.49, B:G.72, B:G.107, B:A.108, A:Q.38 Water bridges: B:A.111, B:A.111 pi-Stacking: A:Y.88 AZM.10: 16 residues within 4Å: Chain C: C.47, D.49, V.71, G.72, H.103, C.106, G.107, A.108, A.111, W.115, T.123 Chain D: Q.38, F.66, Y.88 Ligands: ZN.9, GOL.12 12 PLIP interactions: 8 interactions with chain C, 4 interactions with chain D Hydrophobic interactions: C:A.111, C:W.115, C:T.123 Hydrogen bonds: C:G.72, C:G.107, C:A.108, D:Q.38 Water bridges: C:A.111, C:A.111, D:Y.88, D:Y.88 pi-Stacking: D:Y.88 AZM.15: 16 residues within 4Å: Chain C: Q.38, F.66, Y.88 Chain D: C.47, D.49, V.71, G.72, H.103, C.106, G.107, A.108, A.111, W.115, T.123 Ligands: ZN.14, GOL.16 10 PLIP interactions: 8 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:A.111, D:W.115, D:T.123 Hydrogen bonds: D:G.72, D:G.107, D:A.108, C:Q.38 Water bridges: D:A.111, D:A.111 pi-Stacking: C:Y.88

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.3: 1 residues within 4Å: Chain A: K.33 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.33 PO4.11: 1 residues within 4Å: Chain C: K.33 2 PLIP interactions: 2 interactions with chain C Water bridges: C:T.29 Salt bridges: C:K.33

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 10 residues within 4Å: Chain A: D.49, R.51, N.105, C.106, G.107 Chain B: G.36, S.37, Q.38, Y.88 Ligands: AZM.2 12 PLIP interactions: 6 interactions with chain A, 6 interactions with chain B Hydrogen bonds: A:D.49, A:D.49, A:R.51, A:N.105, A:G.107, B:Q.38, B:Y.88, B:Y.88 Water bridges: A:N.105, B:G.36, B:Q.38, B:Q.38 GOL.8: 11 residues within 4Å: Chain A: G.36, S.37, Q.38, Y.88 Chain B: D.49, R.51, N.105, C.106, G.107, W.150 Ligands: AZM.7 11 PLIP interactions: 6 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:G.36, A:Q.38, A:Y.88, A:Y.88, B:D.49, B:R.51, B:N.105, B:N.105, B:G.107 Water bridges: A:Q.38, A:Q.38 GOL.12: 10 residues within 4Å: Chain C: D.49, R.51, N.105, C.106, G.107 Chain D: G.36, S.37, Q.38, Y.88 Ligands: AZM.10 11 PLIP interactions: 5 interactions with chain C, 6 interactions with chain D Hydrogen bonds: C:D.49, C:R.51, C:N.105, C:G.107, D:Q.38, D:Y.88 Water bridges: C:N.105, D:G.36, D:Q.38, D:Q.38, D:Y.88 GOL.16: 11 residues within 4Å: Chain C: G.36, S.37, Q.38, Y.88 Chain D: D.49, R.51, N.105, C.106, G.107, W.150 Ligands: AZM.15 9 PLIP interactions: 4 interactions with chain D, 5 interactions with chain C Hydrogen bonds: D:R.51, D:N.105, D:N.105, D:G.107, C:G.36, C:Q.38, C:Y.88 Water bridges: C:Q.38, C:Q.38

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

CL.5: 4 residues within 4Å: Chain A: P.54, R.69 Chain B: P.54, R.69 Ligand excluded by PLIP CL.13: 4 residues within 4Å: Chain C: P.54, R.69 Chain D: P.54, R.69 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, S. et al., Structural studies of [beta]-carbonic anhydrase from the green alga Coccomyxa: inhibitor complexes with anions and acetazolamide. Plos One (2011)

Release Date

2011-11-23

Peptides

Carbonic anhydrase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Carbonic anhydrase

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