SMTL ID : 4yiv.1

Crystal structure of engineered TgAMA1 lacking the DII loop

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.93 Å

Oligo State

monomer

Ligands

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 3 residues within 4Å: Chain A: N.28, H.31, V.319 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.319 Hydrogen bonds: A:N.28

2 x CD: CADMIUM ION(Non-covalent)

CD.2: 3 residues within 4Å: Chain A: D.192 Ligands: CL.4, CL.5 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.192, A:D.192 CD.3: 2 residues within 4Å: Chain A: E.119, E.122 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.119, A:E.119, A:E.122, A:E.122, H2O.3

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 2 residues within 4Å: Chain A: D.192 Ligands: CD.2 Ligand excluded by PLIP CL.5: 2 residues within 4Å: Chain A: D.192 Ligands: CD.2 Ligand excluded by PLIP

3 x CO: COBALT (II) ION(Non-covalent)

CO.6: 2 residues within 4Å: Chain A: D.44, H.292 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.44, A:D.44, A:H.292, H2O.1, H2O.2 CO.7: 1 residues within 4Å: Chain A: H.208 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.208, H2O.4, H2O.5, H2O.5 CO.8: 4 residues within 4Å: Chain A: E.25, H.31, H.32, K.227 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.31, A:H.32, H2O.1, H2O.1, H2O.2

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.9: 6 residues within 4Å: Chain A: D.83, V.84, P.85, T.86, E.89, R.112 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:V.84, A:T.86, A:N.104, A:R.112 Water bridges: A:D.83, A:D.83 GOL.10: 5 residues within 4Å: Chain A: Y.52, Y.155, Y.157, Y.172, S.174 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.172, A:S.174 Water bridges: A:M.175

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Parker, M.L. et al., An Extended Surface Loop on Toxoplasma gondii Apical Membrane Antigen 1 (AMA1) Governs Ligand Binding Selectivity. Plos One (2015)

Release Date

2015-05-20

Peptides

Apical membrane antigen AMA1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Apical membrane antigen AMA1

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