SMTL ID : 3k8k.2 (1 other biounit)

Crystal structure of SusG

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 6 residues within 4Å: Chain A: D.50, S.51, D.52, D.54, Y.56, D.58 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.50, A:D.54, A:Y.56, A:D.58, H2O.5

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: N.130, D.329, H.369, I.370 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.329, A:I.370, H2O.3, H2O.3, H2O.3

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.3: 4 residues within 4Å: Chain A: C.85, S.87, N.100, Q.102 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:C.85, A:N.100, A:Q.102 EDO.4: 4 residues within 4Å: Chain A: H.89, D.475, D.522, R.526 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:D.522, A:D.522, A:R.526, A:R.526 Water bridges: A:D.475 EDO.5: 3 residues within 4Å: Chain A: Y.150, Y.153, P.342 No protein-ligand interaction detected (PLIP) EDO.6: 2 residues within 4Å: Chain A: N.566, S.570 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.570

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.7: 4 residues within 4Å: Chain A: Y.91, H.131, F.322, D.365 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.322 Water bridges: A:D.475 Salt bridges: A:H.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Koropatkin, N.M. et al., SusG: A Unique Cell-Membrane-Associated alpha-Amylase from a Prominent Human Gut Symbiont Targets Complex Starch Molecules. Structure (2010)

Release Date

2010-03-02

Peptides

Alpha-amylase, susG: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Alpha-amylase, susG

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