SMTL ID : 7oqr.1 (1 other biounit)

Crystal structure of Trypanosoma cruzi peroxidase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.76 Å

Oligo State

monomer

Ligands

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

HEM.1: 22 residues within 4Å: Chain A: P.85, L.86, V.88, R.89, W.92, P.187, A.189, F.200, L.213, A.216, H.217, C.219, G.220, E.221, C.222, H.223, N.226, T.227, Y.229, L.275, A.277, Y.309 25 PLIP interactions: 24 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:V.88, A:W.92, A:W.92, A:P.187, A:A.189, A:F.200, A:F.200, A:L.213, A:A.216, A:Y.229, A:L.275, A:A.277, A:Y.309 Hydrogen bonds: A:E.221, A:H.223, A:N.226, A:T.227 Water bridges: A:R.89, A:R.89 Salt bridges: A:R.89, A:H.223, A:H.223 pi-Stacking: A:W.92 Metal complexes: A:H.217, H2O.6

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

SO4.2: 5 residues within 4Å: Chain A: R.191, M.192, Q.193, D.194, H.195 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:M.192, A:D.194, A:H.195 Water bridges: A:R.191, A:R.191, A:Q.193, A:D.194 Salt bridges: A:R.191 SO4.3: 1 residues within 4Å: Chain A: R.191 3 PLIP interactions: 3 interactions with chain A Water bridges: A:R.191, A:H.195 Salt bridges: A:R.191

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 3 residues within 4Å: Chain A: N.206, D.207, E.208 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.206, A:D.207, A:D.207, A:E.208 Water bridges: A:N.206 GOL.5: 7 residues within 4Å: Chain A: K.124, L.224, E.225, N.226, T.227, G.228, K.261 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.124, A:L.224, A:T.227, A:G.228 Water bridges: A:K.260 GOL.6: 7 residues within 4Å: Chain A: N.108, S.109, R.171, V.172, G.316, T.317, T.318 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:V.172, A:T.318, A:T.318

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

NA.7: 6 residues within 4Å: Chain A: T.218, T.234, D.236, G.239, D.241, S.243 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.234, A:D.236 Water bridges: A:S.243, A:S.243 NA.8: 6 residues within 4Å: Chain A: E.94, S.97, G.105, S.106, S.111, E.117 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.97, A:G.105 Water bridges: A:S.111

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Freeman, S.L. et al., Crystal structure of Trypanosoma cruzi heme peroxidase and characterization of its substrate specificity and compound I intermediate. J.Biol.Chem. (2022)

Release Date

2022-06-22

Peptides

Ascorbate peroxidase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Ascorbate peroxidase

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