SMTL ID : 1duv.1

CRYSTAL STRUCTURE OF E. COLI ORNITHINE TRANSCARBAMOYLASE COMPLEXED WITH NDELTA-L-ORNITHINE-DIAMINOPHOSPHINYL-N-SULPHONIC ACID (PSORN)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-trimer

Ligands

3 x PSQ: NDELTA-(N'-SULPHODIAMINOPHOSPHINYL)-L-ORNITHINE(Non-covalent)

PSQ.1: 18 residues within 4Å: Chain A: D.54, S.55, T.56, R.57, T.58, R.106, L.128, H.133, Q.136, N.166, N.167, D.231, S.235, M.236, C.273, L.274, R.319 Chain C: Q.82 19 PLIP interactions: 18 interactions with chain A, 1 interactions with chain C Hydrophobic interactions: A:L.128 Hydrogen bonds: A:S.55, A:T.56, A:R.57, A:R.57, A:T.58, A:T.58, A:R.106, A:N.167, A:S.235, A:M.236, A:C.273, A:L.274, A:R.319, A:R.319, C:Q.82 Water bridges: A:Q.136 Salt bridges: A:R.57, A:R.106 PSQ.3: 17 residues within 4Å: Chain A: Q.82 Chain B: S.55, T.56, R.57, T.58, R.106, L.128, H.133, Q.136, N.166, N.167, D.231, S.235, M.236, C.273, L.274, R.319 17 PLIP interactions: 16 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:L.128 Hydrogen bonds: B:T.56, B:R.57, B:R.57, B:T.58, B:R.106, B:N.167, B:D.231, B:M.236, B:C.273, B:L.274, B:R.319, B:R.319, A:Q.82 Water bridges: B:Q.136 Salt bridges: B:R.57, B:R.106 PSQ.4: 19 residues within 4Å: Chain B: Q.82 Chain C: D.54, S.55, T.56, R.57, T.58, R.106, L.128, H.133, Q.136, N.166, N.167, D.231, S.235, M.236, C.273, L.274, P.275, R.319 17 PLIP interactions: 16 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:L.128 Hydrogen bonds: C:T.56, C:R.57, C:R.57, C:T.58, C:R.106, C:N.167, C:D.231, C:M.236, C:C.273, C:L.274, C:R.319, C:R.319, B:Q.82 Water bridges: C:Q.136 Salt bridges: C:R.57, C:R.106

1 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.2: 5 residues within 4Å: Chain A: F.3, S.21, L.25, A.329, K.333 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.3 Hydrogen bonds: A:K.333 Water bridges: A:Y.4, A:A.329

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Langley, D.B. et al., Mechanism of inactivation of ornithine transcarbamoylase by Ndelta -(N'-Sulfodiaminophosphinyl)-L-ornithine, a true transition state analogue? Crystal structure and implications for catalytic mechanism. J.Biol.Chem. (2000)

Release Date

2000-07-04

Peptides

ORNITHINE TRANSCARBAMOYLASE: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

C
I

ORNITHINE TRANSCARBAMOYLASE

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