SMTL ID : 3gk4.1

X-ray structure of bovine SBi523,Ca(2+)-S100B

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: S.19, E.22, D.24, K.27, E.32 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:S.19, A:E.22, A:E.32, A:E.32, H2O.1 CA.2: 5 residues within 4Å: Chain A: D.62, D.64, D.66, E.68, E.73 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.62, A:E.68, A:E.73, A:E.73, H2O.1 CA.4: 5 residues within 4Å: Chain B: S.19, E.22, D.24, K.27, E.32 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:S.19, B:E.22, B:E.32, B:E.32, H2O.3 CA.5: 5 residues within 4Å: Chain B: D.62, D.64, D.66, E.68, E.73 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.62, B:E.68, B:E.73, B:E.73, H2O.3

2 x 53A: ethyl 5-{[(1R)-1-(ethoxycarbonyl)-2-oxopropyl]sulfanyl}-1,2-dihydro[1,2,3]triazolo[1,5-a]quinazoline-3-carboxylate(Non-covalent)

53A.3: 4 residues within 4Å: Chain A: H.43, F.44, L.45, E.46 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:E.46 53A.6: 4 residues within 4Å: Chain B: H.43, F.44, L.45, E.46 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:E.46

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Charpentier, T.H. et al., Small molecules bound to unique sites in the target protein binding cleft of calcium-bound S100B as characterized by nuclear magnetic resonance and X-ray crystallography. Biochemistry (2009)

Release Date

2009-06-09

Peptides

Protein S100-B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

B
X

Protein S100-B

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