SMTL ID : 9j4i.1

Crystal structure of GH9l Inulin fructotransferases (IFTase) in compex with fruetosyl nystose (GF4)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.96 Å

Oligo State

homo-trimer

Ligands

6 x FRU- FRU- FRU- FRU- GLC: beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-[alpha-D-glucopyranose-(1-2)]beta-D-fructofuranose

FRU-FRU-FRU-FRU-GLC.1: 11 residues within 4Å: Chain B: D.330, I.362, S.363, N.364 Chain C: R.257, K.280, E.281, D.318, N.319, G.351, D.352 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain C Hydrogen bonds: B:D.330, B:N.364, C:K.280, C:D.318, C:D.352 FRU-FRU-FRU-FRU-GLC.2: 15 residues within 4Å: Chain B: S.86, I.87, V.91, E.197, F.243, P.244, R.245, F.268, G.295, F.296, F.299 Chain C: R.127, D.162, D.186, Q.209 7 PLIP interactions: 6 interactions with chain B, 1 interactions with chain C Hydrogen bonds: B:S.86, B:S.86, B:E.197, B:R.245, B:R.245, C:Q.209 Water bridges: B:E.197 FRU-FRU-FRU-FRU-GLC.3: 15 residues within 4Å: Chain A: R.127, D.162, D.186, Q.209 Chain C: S.86, I.87, V.91, E.197, F.243, P.244, R.245, F.268, G.295, F.296, F.299 11 PLIP interactions: 6 interactions with chain C, 5 interactions with chain A Hydrogen bonds: C:S.86, C:S.86, C:E.197, C:R.245, C:R.245, A:R.127, A:D.162, A:D.162, A:D.186, A:D.186 Water bridges: C:E.197 FRU-FRU-FRU-FRU-GLC.4: 15 residues within 4Å: Chain A: S.86, I.87, E.197, F.243, P.244, R.245, F.268, G.295, P.297, F.299 Chain B: R.127, D.162, D.186, Q.209, A.210 7 PLIP interactions: 6 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.86, A:S.86, A:E.197, A:R.245, A:R.245, B:Q.209 Water bridges: A:E.197 FRU-FRU-FRU-FRU-GLC.5: 13 residues within 4Å: Chain A: N.256, R.257, N.277, G.278, K.280, E.281, D.318, N.319, D.352 Chain C: D.330, I.362, S.363, N.364 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain C Hydrogen bonds: A:R.257, C:S.363 Water bridges: A:R.257, C:R.290, C:D.330 FRU-FRU-FRU-FRU-GLC.6: 12 residues within 4Å: Chain A: D.330, I.362, S.363, N.364 Chain B: R.257, K.280, E.281, D.318, N.319, G.351, D.352, R.378 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:D.330, A:N.364, B:K.280, B:D.318, B:D.352 Water bridges: A:D.330

1 x FRU- FRU- FRU- GLC: beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-[alpha-D-glucopyranose-(1-2)]beta-D-fructofuranose

FRU-FRU-FRU-GLC.7: 8 residues within 4Å: Chain B: D.307, L.309, Y.310, H.314, L.347, D.373, G.374, Y.393 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:G.374

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, G. et al., Elucidation of the mechanism underlying the sequential catalysis of inulin by fructotransferase. Int.J.Biol.Macromol. (2024)

Release Date

2024-09-04

Peptides

DFA-III-forming inulin fructotransferase: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

DFA-III-forming inulin fructotransferase

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