SMTL ID : 3e28.4 (4 other biounits)

H. influenzae beta-carbonic anhydrase, variant Y181F

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: C.42, D.44, H.98, C.101, G.102 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.42, A:D.44, A:H.98, A:C.101 ZN.5: 6 residues within 4Å: Chain B: C.42, D.44, S.45, H.98, C.101, G.102 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.42, B:D.44, B:H.98, B:C.101

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

SO4.2: 4 residues within 4Å: Chain A: L.121, R.124 Chain B: R.160, R.198 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Salt bridges: B:R.160, B:K.165, B:R.198, A:R.124 SO4.3: 4 residues within 4Å: Chain A: P.48, E.50, V.62, R.64 3 PLIP interactions: 3 interactions with chain A Water bridges: A:R.64, A:R.64 Salt bridges: A:R.64 SO4.4: 8 residues within 4Å: Chain A: D.44, S.45, R.46, V.47, H.98, T.99, F.181, V.183 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.46, A:V.47, A:T.99 Salt bridges: A:R.46, A:H.98 SO4.6: 4 residues within 4Å: Chain A: R.160, R.198 Chain B: L.121, R.124 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Salt bridges: A:R.160, A:K.165, A:R.198, B:R.124 SO4.7: 7 residues within 4Å: Chain B: D.44, S.45, R.46, V.47, H.98, F.181, V.183 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:D.44, B:R.46, B:V.47 Salt bridges: B:R.46, B:H.98

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rowlett, R.S. et al., Allosteric site variants of Haemophilus influenzae beta-carbonic anhydrase. Biochemistry (2009)

Release Date

2009-06-02

Peptides

Carbonic anhydrase 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Carbonic anhydrase 2

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