SMTL ID : 2asv.1

X-Ray studies on protein complexes: Enzymatic catalysis in Crystals of E. coli Maltodextrin Phosphorylase (MalP)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

2 x BGC- GLC- GLC- GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose

BGC-GLC-GLC-GLC-GLC.1: 23 residues within 4Å: Chain A: E.67, N.112, G.113, G.114, L.115, G.116, Y.256, D.259, N.260, R.268, D.307, H.309, H.345, T.346, E.350, A.351, R.534, H.536, A.575, G.577, Y.578 Ligands: ASO.3, PO4.4 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:G.113, A:G.113, A:L.115, A:G.116, A:D.307, A:H.309 Water bridges: A:T.346, A:Y.538 BGC-GLC-GLC-GLC-GLC.2: 23 residues within 4Å: Chain B: E.67, N.112, G.113, G.114, L.115, G.116, Y.256, D.259, R.268, D.307, H.309, H.345, T.346, P.349, E.350, A.351, R.534, H.536, A.575, G.577, Y.578 Ligands: ASO.6, PO4.7 9 PLIP interactions: 9 interactions with chain B Water bridges: B:Y.738, B:R.534 Hydrogen bonds: B:G.113, B:G.113, B:L.115, B:G.116, B:Y.256, B:D.307, B:D.307, B:H.309

2 x ASO: 1,5-anhydro-D-glucitol(Non-covalent)

ASO.3: 15 residues within 4Å: Chain A: G.114, L.115, L.118, H.345, T.346, V.420, N.449, R.534, Y.538, E.637, A.638, S.639, G.640 Ligands: BGC-GLC-GLC-GLC-GLC.1, PO4.4 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:H.345, A:T.346, A:N.449, A:N.449, A:R.534, A:E.637, A:A.638, A:S.639, A:G.640, A:G.640 Water bridges: A:Y.538 ASO.6: 15 residues within 4Å: Chain B: G.114, L.115, L.118, H.345, T.346, V.420, N.449, R.534, Y.538, E.637, A.638, S.639, G.640 Ligands: BGC-GLC-GLC-GLC-GLC.2, PO4.7 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:T.346, B:N.449, B:N.449, B:R.534, B:E.637, B:E.637, B:A.638, B:S.639, B:S.639, B:G.640 Water bridges: B:T.346, B:T.641

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

PO4.4: 10 residues within 4Å: Chain A: G.113, G.114, L.115, R.534, Y.538, K.539, E.637 Ligands: BGC-GLC-GLC-GLC-GLC.1, ASO.3, PLP.5 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:G.114, A:L.115, A:Y.538 Water bridges: A:R.534, A:R.534, A:K.539, A:T.641 Salt bridges: A:R.534, A:K.539 PO4.7: 10 residues within 4Å: Chain B: G.113, G.114, L.115, R.534, Y.538, K.539, E.637 Ligands: BGC-GLC-GLC-GLC-GLC.2, ASO.6, PLP.8 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:G.114, B:L.115 Water bridges: B:G.114, B:R.534, B:K.539, B:T.641 Salt bridges: B:R.534, B:K.539

2 x PLP: PYRIDOXAL-5'-PHOSPHATE(Covalent)

PLP.5: 16 residues within 4Å: Chain A: L.69, G.113, G.114, R.117, W.456, I.532, K.533, K.539, Y.613, C.614, V.615, G.640, T.641, G.642, K.645 Ligands: PO4.4 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:L.69, A:R.117, A:Y.613, A:V.615, A:K.645 Hydrogen bonds: A:I.532, A:T.641, A:T.641, A:G.642 Water bridges: A:K.533, A:N.643 Salt bridges: A:K.533, A:K.539 PLP.8: 17 residues within 4Å: Chain B: L.69, G.113, G.114, R.117, W.456, I.532, K.533, K.539, Y.613, C.614, V.615, A.618, G.640, T.641, G.642, K.645 Ligands: PO4.7 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:L.69, B:R.117, B:Y.613, B:V.615, B:K.645 Hydrogen bonds: B:I.532, B:Y.613, B:T.641, B:T.641, B:G.642 Water bridges: B:K.533, B:N.643, B:N.643 Salt bridges: B:K.533, B:K.539

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Geremia, S. et al., X-Ray studies on protein complexes: Enzymatic catalysis in Crystals of E.coli Maltodextrin Phosphorylase (MalP). TO BE PUBLISHED

Release Date

2005-09-06

Peptides

Maltodextrin phosphorylase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Maltodextrin phosphorylase

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