SMTL ID : 2e6f.1

Crystal structure of Trypanosoma cruzi dihydroorotate dehydrogenase in complex with oxonate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.26 Å

Oligo State

homo-dimer

Ligands

1 x NCO: COBALT HEXAMMINE(III)(Non-covalent)

NCO.1: 4 residues within 4Å: Chain A: Q.277, E.278, E.279, G.280 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Q.277, A:Q.277, A:E.278, A:E.278 Water bridges: A:E.278

2 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.2: 22 residues within 4Å: Chain A: A.20, A.21, G.22, K.45, S.46, Y.60, N.69, M.71, N.129, K.166, V.195, N.196, S.197, G.223, G.224, I.227, C.250, G.251, G.252, G.273, T.274 Ligands: OXC.3 23 PLIP interactions: 23 interactions with chain A Hydrophobic interactions: A:Y.60, A:Y.60 Hydrogen bonds: A:A.21, A:S.46, A:S.46, A:S.46, A:N.129, A:K.166, A:K.166, A:N.196, A:G.224, A:G.252, A:G.273, A:T.274, A:T.274 Water bridges: A:A.21, A:K.45, A:S.99, A:S.99, A:G.251, A:G.251, A:V.253, A:V.253 FMN.8: 23 residues within 4Å: Chain B: A.20, A.21, G.22, K.45, S.46, Y.60, N.69, M.71, N.129, K.166, V.195, N.196, S.197, G.223, G.224, I.227, C.250, G.251, G.252, V.272, G.273, T.274 Ligands: OXC.9 22 PLIP interactions: 22 interactions with chain B Hydrophobic interactions: B:Y.60, B:Y.60 Hydrogen bonds: B:A.21, B:S.46, B:S.46, B:S.46, B:N.129, B:K.166, B:K.166, B:N.196, B:G.224, B:G.252, B:G.273, B:T.274, B:T.274 Water bridges: B:K.45, B:S.99, B:S.99, B:G.251, B:G.251, B:V.253, B:V.253

2 x OXC: OXONIC ACID(Non-covalent)

OXC.3: 13 residues within 4Å: Chain A: K.45, N.69, M.71, G.72, L.73, P.74, N.129, C.132, P.133, N.134, N.196, S.197 Ligands: FMN.2 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:N.69, A:M.71, A:G.72, A:L.73, A:N.129, A:N.134, A:N.196, A:N.196, A:S.197 Salt bridges: A:K.45 OXC.9: 13 residues within 4Å: Chain B: K.45, N.69, M.71, G.72, L.73, P.74, N.129, C.132, P.133, N.134, N.196, S.197 Ligands: FMN.8 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:N.69, B:M.71, B:G.72, B:L.73, B:N.129, B:N.134, B:N.196, B:N.196, B:S.197 Salt bridges: B:K.45

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 4 residues within 4Å: Chain A: C.33, A.36, S.37, P.281 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:P.281 Water bridges: A:S.38 GOL.5: 6 residues within 4Å: Chain A: I.173, R.240, R.241 Chain B: K.216, Q.217, F.219 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:R.241, A:R.241 Water bridges: B:Q.217, B:Q.217 GOL.6: 6 residues within 4Å: Chain A: K.216, Q.217, F.219 Chain B: I.173, R.240, R.241 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:K.216, B:R.241, B:R.241 Water bridges: A:Q.217 GOL.7: 2 residues within 4Å: Chain A: D.177, T.178 2 PLIP interactions: 2 interactions with chain A Water bridges: A:D.177, A:T.178 GOL.10: 2 residues within 4Å: Chain B: D.177, T.178 1 PLIP interactions: 1 interactions with chain B Water bridges: B:D.177

Links

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Citation

Inaoka, D.K. et al., Crystal structure of Trypanosoma cruzi dihydroorotate dehydrogenase in complex with oxonate. To be Published

Release Date

2008-01-15

Peptides

Dihydroorotate dehydrogenase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Dihydroorotate dehydrogenase

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