SMTL ID : 1apx.2 (1 other biounit)

CRYSTAL STRUCTURE OF RECOMBINANT ASCORBATE PEROXIDASE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 5 residues within 4Å: Chain A: T.163, T.179, N.181, I.184, D.186 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:T.163, A:T.179, A:N.181, A:I.184 K.3: 5 residues within 4Å: Chain B: T.163, T.179, N.181, I.184, D.186 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:T.163, B:T.163, B:T.179, B:N.181, B:I.184

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

HEM.2: 24 residues within 4Å: Chain A: P.33, L.34, R.37, W.40, P.131, D.132, A.133, L.140, F.144, L.158, S.159, G.161, H.162, I.164, G.165, A.166, A.167, H.168, R.171, S.172, W.178, L.204, S.206, Y.234 24 PLIP interactions: 24 interactions with chain A, Hydrophobic interactions: A:P.33, A:W.40, A:W.40, A:W.40, A:P.131, A:L.140, A:F.144, A:L.158, A:A.167, A:L.204 Hydrogen bonds: A:A.166, A:H.168, A:R.171, A:S.172 Water bridges: A:L.34, A:L.34, A:R.37, A:H.168 Salt bridges: A:R.37, A:H.168, A:H.168 pi-Stacking: A:W.40, A:W.178 Metal complexes: A:H.162 HEM.4: 24 residues within 4Å: Chain B: P.33, L.34, L.36, R.37, W.40, P.131, D.132, A.133, F.144, L.158, S.159, G.161, H.162, I.164, G.165, A.166, A.167, H.168, R.171, S.172, W.178, L.204, S.206, Y.234 23 PLIP interactions: 22 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:L.36, B:W.40, B:W.40, B:W.40, B:P.131, B:F.144, B:F.144, B:L.158, B:A.167, B:L.204 Hydrogen bonds: B:A.166, B:H.168, B:R.171, B:S.172 Water bridges: B:R.37, B:H.168 Salt bridges: B:R.37, B:H.168, B:H.168, B:R.171 pi-Stacking: B:W.40 Metal complexes: B:H.162, H2O.10

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Patterson, W.R. et al., Crystal structure of recombinant pea cytosolic ascorbate peroxidase. Biochemistry (1995)

Release Date

1996-03-08

Peptides

CYTOSOLIC ASCORBATE PEROXIDASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

CYTOSOLIC ASCORBATE PEROXIDASE

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