SMTL ID : 5sx3.1

Crystal structure of the catalase-peroxidase KatG of B. pseudomaallei at pH 4.5

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 26 residues within 4Å: Chain A: G.84, L.85, I.87, R.88, W.91, V.219, P.221, F.241, L.254, I.255, G.258, H.259, F.261, G.262, K.263, T.264, H.265, T.303, S.304, L.306, W.310, L.366, T.368, F.396, W.400 Ligands: OXY.4 31 PLIP interactions: 30 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:I.87, A:R.88, A:W.91, A:W.91, A:W.91, A:P.221, A:P.221, A:F.241, A:L.254, A:I.255, A:T.264, A:L.306, A:W.310, A:L.366, A:F.396, A:W.400 Hydrogen bonds: A:K.263, A:H.265, A:S.304 Water bridges: A:D.78, A:D.78, A:G.84, A:R.88, A:R.88, A:H.265 Salt bridges: A:R.88, A:H.265, A:H.265 pi-Stacking: A:W.91 Metal complexes: A:H.259, H2O.12 HEM.7: 26 residues within 4Å: Chain B: G.84, L.85, I.87, R.88, W.91, V.219, P.221, F.241, L.254, I.255, G.258, H.259, F.261, G.262, K.263, T.264, H.265, T.303, S.304, L.306, W.310, L.366, T.368, F.396, W.400 Ligands: OXY.10 28 PLIP interactions: 27 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:I.87, B:W.91, B:W.91, B:P.221, B:F.241, B:L.254, B:I.255, B:I.255, B:T.264, B:T.303, B:L.306, B:W.310, B:L.366, B:F.396, B:W.400 Hydrogen bonds: B:K.263, B:H.265, B:T.303, B:S.304 Water bridges: B:R.88, B:R.88, B:H.265 Salt bridges: B:R.88, B:H.265, B:H.265 pi-Stacking: B:W.91 Metal complexes: B:H.259, H2O.39

2 x NA: SODIUM ION(Non-functional Binders)

NA.2: 4 residues within 4Å: Chain A: G.102, R.103, G.104, S.474 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.407, A:D.407 Water bridges: A:E.108 NA.8: 5 residues within 4Å: Chain B: G.102, R.103, G.104, D.407, S.474 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:D.407

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

CL.3: 3 residues within 4Å: Chain A: G.104, E.178, V.180 Ligand excluded by PLIP CL.9: 3 residues within 4Å: Chain B: G.104, E.178, V.180 Ligand excluded by PLIP

2 x OXY: OXYGEN MOLECULE(Non-covalent)

OXY.4: 4 residues within 4Å: Chain A: R.88, H.92, D.121 Ligands: HEM.1 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.88, A:H.92 Water bridges: A:D.121 OXY.10: 4 residues within 4Å: Chain B: R.88, H.92, D.121 Ligands: HEM.7 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:R.88, B:R.88 Water bridges: B:H.92, B:H.92, B:D.121, B:D.121, B:D.121

4 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.5: 5 residues within 4Å: Chain A: A.123, L.189, W.289, T.303, S.304 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.189 Hydrogen bonds: A:W.289, A:T.303 MPD.6: 4 residues within 4Å: Chain A: D.63, P.134, I.135, K.138 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:K.138 Hydrogen bonds: A:P.134 MPD.11: 6 residues within 4Å: Chain B: A.123, A.270, V.273, W.289, T.303, S.304 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:A.270, B:V.273 Hydrogen bonds: B:W.289 MPD.12: 3 residues within 4Å: Chain B: R.486, L.487, E.509 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:R.486 Hydrogen bonds: B:R.486

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Carpena, X. et al., Roles for Arg426 and Trp111 in the modulation of NADH oxidase activity of the catalase-peroxidase KatG from Burkholderia pseudomallei inferred from pH-induced structural changes. Biochemistry (2006)

Release Date

2016-08-31

Peptides

Catalase-peroxidase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Catalase-peroxidase

Related Entries With Identical Sequence