SMTL ID : 3zcg.1

Ascorbate peroxidase W41A-H42C mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.49 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 23 residues within 4Å: Chain A: P.45, L.48, R.49, A.52, P.143, A.145, L.152, F.156, L.170, S.171, G.173, H.174, I.176, G.177, A.178, A.179, H.180, R.183, S.184, W.190, L.216, S.218, Y.246 22 PLIP interactions: 21 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:L.48, A:L.48, A:R.49, A:A.52, A:P.143, A:A.145, A:L.152, A:F.156, A:L.170, A:A.179, A:W.190, A:L.216 Hydrogen bonds: A:A.178, A:H.180, A:R.183, A:S.184 Water bridges: A:H.180 Salt bridges: A:R.49, A:H.180, A:H.180 Metal complexes: A:H.174, H2O.13 HEM.6: 23 residues within 4Å: Chain B: P.45, L.48, R.49, A.52, P.143, A.145, L.152, F.156, L.170, S.171, G.173, H.174, I.176, G.177, A.178, A.179, H.180, R.183, S.184, W.190, L.216, S.218, Y.246 22 PLIP interactions: 21 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:L.48, B:L.48, B:R.49, B:A.52, B:P.143, B:A.145, B:L.152, B:F.156, B:L.170, B:A.179, B:W.190, B:L.216 Hydrogen bonds: B:A.178, B:H.180, B:R.183, B:S.184 Water bridges: B:H.180 Salt bridges: B:R.49, B:H.180, B:H.180 Metal complexes: B:H.174, H2O.25

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

SO4.2: 3 residues within 4Å: Chain A: P.138, R.141 Chain B: P.138 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.141 SO4.5: 5 residues within 4Å: Chain A: K.147, G.148, S.149, D.150, H.151 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.148, A:D.150, A:H.151 Water bridges: A:S.149, A:D.150 SO4.7: 3 residues within 4Å: Chain A: P.138 Chain B: P.138, R.141 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:R.141 SO4.10: 5 residues within 4Å: Chain B: K.147, G.148, S.149, D.150, H.151 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:G.148, B:D.150, B:D.150, B:H.151 Water bridges: B:S.149, B:D.150

2 x K: POTASSIUM ION(Non-covalent)

K.3: 6 residues within 4Å: Chain A: T.175, T.191, N.193, I.196, D.198, S.200 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:T.175, A:T.191, A:N.193, A:I.196 K.8: 6 residues within 4Å: Chain B: T.175, T.191, N.193, I.196, D.198, S.200 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:T.175, B:T.191, B:N.193, B:I.196

2 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.4: 7 residues within 4Å: Chain A: K.41, R.42, C.43, L.46, I.87, L.91, R.183 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:H.180, A:R.183, A:R.183 Water bridges: A:K.41 EPE.9: 7 residues within 4Å: Chain B: K.41, R.42, C.43, L.46, I.87, L.91, R.183 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:H.180, B:R.183, B:R.183 Water bridges: B:K.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guimero, A. et al., Probing the Conformational Mobility of the Active Site of a Heme Peroxidase. Dalton Trans (2013)

Release Date

2012-12-19

Peptides

ASCORBATE PEROXIDASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ASCORBATE PEROXIDASE