SMTL ID : 1iso.1

ISOCITRATE DEHYDROGENASE: STRUCTURE OF AN ENGINEERED NADP+--> NAD+ SPECIFICITY-REVERSAL MUTANT

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 6 residues within 4Å: Chain A: R.119, R.129, R.153, Y.160, D.307 Chain B: K.230 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:R.129, A:D.307, A:D.307 Water bridges: A:S.113, A:N.115, A:R.119, A:R.119, A:R.129, A:R.129 Salt bridges: A:R.119, A:R.153, B:K.230 SO4.2: 4 residues within 4Å: Chain A: T.104, T.105, S.113 Chain B: N.232 7 PLIP interactions: 1 interactions with chain B, 6 interactions with chain A Hydrogen bonds: B:N.232, A:T.105, A:T.105, A:S.113 Water bridges: A:N.115, A:N.115, A:N.115 SO4.3: 6 residues within 4Å: Chain A: V.107, G.108, G.109, G.110, I.111 Chain B: K.235 9 PLIP interactions: 4 interactions with chain B, 5 interactions with chain A Water bridges: B:K.235, B:K.235, B:K.235, A:G.109, A:G.109 Salt bridges: B:K.235 Hydrogen bonds: A:G.108, A:G.110, A:I.111 SO4.5: 6 residues within 4Å: Chain A: K.230 Chain B: R.119, R.129, R.153, Y.160, D.307 12 PLIP interactions: 1 interactions with chain A, 11 interactions with chain B Salt bridges: A:K.230, B:R.119, B:R.153 Hydrogen bonds: B:R.129, B:Y.160, B:D.307 Water bridges: B:S.113, B:N.115, B:R.119, B:R.119, B:R.129, B:R.129 SO4.6: 4 residues within 4Å: Chain A: N.232 Chain B: T.104, T.105, S.113 9 PLIP interactions: 1 interactions with chain A, 8 interactions with chain B Hydrogen bonds: A:N.232, B:T.104, B:T.105, B:S.113 Water bridges: B:T.105, B:T.105, B:N.115, B:N.115, B:N.115 SO4.7: 6 residues within 4Å: Chain A: K.235 Chain B: V.107, G.108, G.109, G.110, I.111 9 PLIP interactions: 5 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:G.108, B:G.110, B:I.111 Water bridges: B:G.109, B:G.109, A:K.235, A:K.235, A:K.235 Salt bridges: A:K.235

2 x NAD: NICOTINAMIDE-ADENINE-DINUCLEOTIDE(Non-covalent)

NAD.4: 11 residues within 4Å: Chain A: I.37, G.321, H.339, G.340, T.341, A.342, D.344, I.345, A.351, N.352, D.392 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:G.340, A:T.341, A:A.342, A:D.344, A:N.352, A:N.352 Water bridges: A:T.341 NAD.8: 11 residues within 4Å: Chain B: I.37, G.321, H.339, G.340, T.341, A.342, D.344, I.345, A.351, N.352, D.392 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:G.340, B:A.342, B:D.344, B:N.352, B:N.352 Water bridges: B:T.341, B:D.392

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hurley, J.H. et al., Determinants of cofactor specificity in isocitrate dehydrogenase: structure of an engineered NADP+ --> NAD+ specificity-reversal mutant. Biochemistry (1996)

Release Date

1996-12-07

Peptides

ISOCITRATE DEHYDROGENASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

ISOCITRATE DEHYDROGENASE