SMTL ID : 1jbq.2 (2 other biounits)

STRUCTURE OF HUMAN CYSTATHIONINE BETA-SYNTHASE: A UNIQUE PYRIDOXAL 5'-PHOSPHATE DEPENDENT HEMEPROTEIN

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 17 residues within 4Å: Chain A: S.72, R.73, C.74, T.75, W.76, R.80, P.81, E.84, S.85, P.86, H.87, R.246, A.248, P.251, L.252, Y.255, R.288 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:R.73, A:A.248, A:P.251, A:P.251, A:L.252, A:Y.255, A:Y.255 Hydrogen bonds: A:S.72, A:R.73 Salt bridges: A:R.73, A:R.73, A:R.246 pi-Stacking: A:H.87, A:H.87 pi-Cation interactions: A:R.288 Metal complexes: A:C.74, A:H.87 HEM.3: 17 residues within 4Å: Chain B: S.72, R.73, C.74, T.75, W.76, R.80, P.81, E.84, S.85, P.86, H.87, R.246, A.248, P.251, L.252, Y.255, R.288 18 PLIP interactions: 18 interactions with chain B, Hydrophobic interactions: B:R.73, B:A.248, B:P.251, B:P.251, B:L.252, B:Y.255, B:Y.255 Hydrogen bonds: B:R.73 Water bridges: B:R.73, B:R.246 Salt bridges: B:R.73, B:R.73, B:R.246 pi-Stacking: B:H.87, B:H.87 pi-Cation interactions: B:R.288 Metal complexes: B:C.74, B:H.87

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.2: 16 residues within 4Å: Chain A: K.141, N.171, S.276, V.277, G.278, T.279, G.280, G.281, T.282, E.326, G.327, I.328, S.371, P.397, D.398, Y.403 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:K.141 Hydrogen bonds: A:K.141, A:N.171, A:S.276, A:G.278, A:T.279, A:G.280, A:T.282, A:T.282, A:S.371 Water bridges: A:K.141, A:N.250, A:N.250, A:G.327 Salt bridges: A:K.141 PLP.4: 16 residues within 4Å: Chain B: K.141, N.171, S.276, V.277, G.278, T.279, G.280, G.281, T.282, E.326, G.327, I.328, S.371, P.397, D.398, Y.403 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:K.141 Hydrogen bonds: B:N.171, B:S.276, B:G.278, B:T.279, B:G.280, B:T.282, B:T.282, B:S.371 Salt bridges: B:K.141

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Meier, M. et al., Structure of human cystathionine beta-synthase: a unique pyridoxal 5'-phosphate-dependent heme protein. EMBO J. (2001)

Release Date

2001-08-12

Peptides

CYSTATHIONINE BETA-SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

CYSTATHIONINE BETA-SYNTHASE

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