SMTL ID : 2b1g.1 (1 other biounit)

Crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 3 residues within 4Å: Chain A: R.589 Chain B: R.208, Y.209 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Y.209 Salt bridges: B:R.208, A:R.589

2 x K: POTASSIUM ION(Non-covalent)

K.2: 7 residues within 4Å: Chain A: V.426, T.429, S.431, S.433, D.540, L.590, H.592 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:V.426, A:T.429, A:S.431, A:S.433, A:L.590 K.4: 7 residues within 4Å: Chain B: V.426, T.429, S.431, S.433, D.540, L.590, H.592 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:V.426, B:T.429, B:L.590

1 x 13A: 7-(3,4-DIHYDROXY-5R-HYDROXYMETHYLTETRAHYDROFURAN-2-YL)-2,2-DIOXO-1,2R,3R,7-TETRAHYDRO-2L6-IMIDAZO[4,5-C][1,2,6]THIADIAZIN-4S-ONE(Non-covalent)

13A.3: 18 residues within 4Å: Chain A: S.11, V.12, S.13, T.38, G.64, R.65, V.66, K.67, T.68, L.69, C.102, N.103, L.104, Y.105, D.126, I.127, G.128, G.129 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:R.65, A:K.67, A:K.67, A:T.68, A:L.69, A:N.103, A:Y.105, A:D.126, A:I.127, A:G.128 Water bridges: A:G.37 pi-Cation interactions: A:K.67

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, L. et al., Structure-based Design, Synthesis, Evaluation, and Crystal Structures of Transition State Analogue Inhibitors of Inosine Monophosphate Cyclohydrolase. J.Biol.Chem. (2007)

Release Date

2006-11-21

Peptides

Bifunctional purine biosynthesis protein PURH: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Bifunctional purine biosynthesis protein PURH

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