SMTL ID : 5x9m.1

Structure of hyper-sweet thaumatin (D21N)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 0.93 Å

Oligo State

monomer

Ligands

2 x TLA: L(+)-TARTARIC ACID(Non-covalent)

TLA.1: 5 residues within 4Å: Chain A: G.96, K.97, R.119, P.194, G.195 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:G.96, A:G.96, A:R.119, A:R.119, A:G.195, A:G.195 Salt bridges: A:K.97, A:R.119, A:R.119 TLA.2: 4 residues within 4Å: Chain A: F.152, T.154, Y.157, Y.169 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.157 Water bridges: A:F.152

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 4 residues within 4Å: Chain A: E.89, I.105, F.181, V.184 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.101, A:V.184 Water bridges: A:E.89, A:E.89 GOL.4: 3 residues within 4Å: Chain A: Y.11, T.54, D.55 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.54, A:D.55 Water bridges: A:T.54, A:D.55 GOL.5: 10 residues within 4Å: Chain A: I.105, D.147, A.148, C.149, Y.157, Y.169, S.170, F.173, S.182, Y.183 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:I.105, A:D.147, A:A.148, A:C.149, A:Y.157 Water bridges: A:V.184, A:V.184, A:V.184

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Masuda, T. et al., Subatomic structure of hyper-sweet thaumatin D21N mutant reveals the importance of flexible conformations for enhanced sweetness. Biochimie (2019)

Release Date

2018-03-14

Peptides

Thaumatin I: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Thaumatin I