SMTL ID : 2b1i.1

crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.02 Å

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 8 residues within 4Å: Chain A: V.426, T.429, S.431, S.433, D.540, L.590, F.591, H.592 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:V.426, A:T.429, A:S.431, A:D.540, 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 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:V.426, B:T.429, B:S.431, B:S.433, B:L.590

4 x 93A: [3,4-DIHYDROXY-5R-(2,2,4-TRIOXO-1,2R,3S,4R-TETRAHYDRO-2L6-IMIDAZO[4,5-C][1,2,6]THIADIAZIN-7-YL)TETRAHYDROFURAN-2-YL]METHYL DIHYDROGEN PHOSPHATE(Non-covalent)

93A.2: 24 residues within 4Å: Chain A: S.11, V.12, S.13, K.15, S.35, G.36, G.37, T.38, G.64, R.65, V.66, K.67, T.68, L.69, C.102, N.103, L.104, Y.105, I.125, D.126, I.127, G.128, G.129 Chain B: K.138 19 PLIP interactions: 18 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.13, A:S.35, A:S.35, A:G.37, A:T.38, A:T.38, A:R.65, A:K.67, A:T.68, A:L.69, A:N.103, A:Y.105, A:Y.105, A:D.126, A:I.127, A:G.128, B:K.138 Salt bridges: A:K.15, A:K.67 93A.3: 15 residues within 4Å: Chain A: R.208, Y.209, I.239, N.240, K.267, H.268, G.317, D.340 Chain B: N.432, Q.450, R.452, A.541, F.542, R.589, F.591 20 PLIP interactions: 11 interactions with chain A, 9 interactions with chain B Hydrogen bonds: A:N.240, A:N.240, A:K.267, A:H.268, A:D.340, B:R.452, B:R.452 Water bridges: A:R.208, A:R.208, A:I.239, A:N.240, A:D.243, B:R.452, B:R.589, B:R.589, B:R.589 Salt bridges: A:R.208, B:R.589 pi-Stacking: B:F.591, B:F.591 93A.5: 24 residues within 4Å: Chain A: K.138 Chain B: S.11, V.12, S.13, K.15, S.35, G.36, G.37, T.38, G.64, R.65, V.66, K.67, T.68, L.69, C.102, N.103, L.104, Y.105, I.125, D.126, I.127, G.128, G.129 20 PLIP interactions: 19 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:S.11, B:S.13, B:S.35, B:S.35, B:G.37, B:T.38, B:T.38, B:R.65, B:K.67, B:T.68, B:L.69, B:N.103, B:Y.105, B:Y.105, B:D.126, B:I.127, B:G.128, A:K.138 Salt bridges: B:K.15, B:K.67 93A.6: 15 residues within 4Å: Chain A: N.432, Q.450, R.452, A.541, F.542, R.589, F.591 Chain B: R.208, Y.209, I.239, N.240, K.267, H.268, G.317, D.340 19 PLIP interactions: 10 interactions with chain B, 9 interactions with chain A Hydrogen bonds: B:N.240, B:K.267, B:H.268, B:D.340, A:N.432, A:R.452, A:R.452, A:R.452 Water bridges: B:R.208, B:R.208, B:R.208, B:Y.209, B:N.240, A:R.589, A:R.589 Salt bridges: B:R.208, A:R.589 pi-Stacking: A:F.591, A:F.591

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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