SMTL ID : 2a9c.1

Crystal structure of R138Q mutant of recombinant chicken sulfite oxidase with the bound product, sulfate, at the active site

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.51 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 7 residues within 4Å: Chain A: Q.44, R.96, G.107, L.108, W.110, Y.228, R.356 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:Q.44, A:L.108 Water bridges: A:R.96, A:R.96, A:R.356, A:R.356 Salt bridges: A:R.96, A:R.356 SO4.4: 7 residues within 4Å: Chain B: Q.44, R.96, G.107, L.108, W.110, Y.228, R.356 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:Q.44, B:L.108, B:Y.228 Water bridges: B:Q.44, B:R.96, B:R.96 Salt bridges: B:R.96, B:R.356

2 x MTE: PHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER(Non-covalent)

MTE.2: 19 residues within 4Å: Chain A: F.41, F.42, T.43, Q.44, N.45, H.46, C.91, D.150, Y.158, H.189, R.194, G.202, A.203, S.205, V.206, K.207, W.208, Y.228 Ligands: MO.3 15 PLIP interactions: 15 interactions with chain A Hydrogen bonds: A:Q.44, A:Q.44, A:H.46, A:H.46, A:R.194, A:S.205, A:K.207, A:K.207 Water bridges: A:L.47 Salt bridges: A:D.150, A:H.189, A:R.194, A:K.207 pi-Stacking: A:Y.158 pi-Cation interactions: A:K.207 MTE.5: 19 residues within 4Å: Chain B: F.41, F.42, T.43, Q.44, N.45, H.46, C.91, D.150, Y.158, H.189, R.194, G.202, A.203, S.205, V.206, K.207, W.208, Y.228 Ligands: MO.6 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:Q.44, B:Q.44, B:H.46, B:R.194, B:S.205, B:K.207, B:K.207 Water bridges: B:L.47 Salt bridges: B:D.150, B:H.189, B:R.194, B:K.207 pi-Stacking: B:Y.158

2 x MO: MOLYBDENUM ATOM(Non-covalent)

MO.3: 3 residues within 4Å: Chain A: C.91, A.92 Ligands: MTE.2 Ligand excluded by PLIP MO.6: 4 residues within 4Å: Chain B: C.91, A.92, Y.228 Ligands: MTE.5 Ligand excluded by PLIP

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.7: 5 residues within 4Å: Chain A: V.286 Chain B: R.243, T.244, A.245, P.246 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.243 Water bridges: B:K.229, B:T.244

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Karakas, E. et al., Structural insights into sulfite oxidase deficiency. J.Biol.Chem. (2005)

Release Date

2005-08-02

Peptides

Sulfite Oxidase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Sulfite Oxidase

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