SMTL ID : 4pyh.1

Phospho-glucan bound structure of starch phosphatase Starch EXcess4 reveals the mechanism for C6-specificty

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

monomer

Ligands

1 x GLC- GLC- GLC- GLC- GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose

GLC-GLC-GLC-GLC-GLC-GLC.1: 22 residues within 4Å: Chain A: G.1, S.2, H.3, M.4, Y.5, Y.54, F.55, D.81, F.82, A.115, M.117, G.118, F.150, K.152, W.193, K.222, W.229, N.241, D.243, H.245, N.247 Ligands: PO4.3 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:H.3, A:D.81 Water bridges: A:Y.5, A:Y.5, A:Y.5, A:D.51

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 1 residues within 4Å: Chain A: D.260 No protein-ligand interaction detected (PLIP)

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

PO4.3: 10 residues within 4Å: Chain A: D.81, S.113, T.114, A.115, G.116, M.117, G.118, R.119 Ligands: GLC-GLC-GLC-GLC-GLC-GLC.1, GLC-GLC-GLC-GLC-GLC-GLC.1 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:S.113, A:S.113, A:T.114, A:A.115, A:G.116, A:M.117, A:G.118, A:R.119 Water bridges: A:D.81 Salt bridges: A:R.119

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: E.78, I.79, R.80, D.86, R.90 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.78, A:R.80 Water bridges: A:Q.48, A:Q.48

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Meekins, D.A. et al., Phosphoglucan-bound structure of starch phosphatase Starch Excess4 reveals the mechanism for C6 specificity. Proc.Natl.Acad.Sci.USA (2014)

Release Date

2014-04-23

Peptides

Phosphoglucan phosphatase DSP4, chloroplastic: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Phosphoglucan phosphatase DSP4, chloroplastic