SMTL ID : 4pe0.1

Crystal Structure of Calcium-loaded S100B bound to SBi4434

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.08 Å

Oligo State

homo-dimer

Ligands

2 x NQS: 2-[(2-hydroxyethyl)sulfanyl]naphthalene-1,4-dione(Covalent)

NQS.1: 9 residues within 4Å: Chain A: H.43, F.44, L.45, I.81, A.84, C.85, F.88, F.89 Chain B: V.9 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.44, A:F.89 pi-Stacking: A:F.44, A:F.88 NQS.4: 7 residues within 4Å: Chain B: F.44, L.45, I.81, A.84, C.85, F.88, F.89 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:F.89 pi-Stacking: B:F.44, B:F.88

4 x CA: CALCIUM ION(Non-covalent)

CA.2: 8 residues within 4Å: Chain A: S.19, E.22, D.24, K.25, K.27, L.28, K.29, E.32 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:S.19, A:E.22, A:D.24, A:K.27, H2O.4 CA.3: 8 residues within 4Å: Chain A: D.62, D.64, G.65, D.66, E.68, C.69, D.70, 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.4 CA.5: 8 residues within 4Å: Chain B: S.19, E.22, D.24, K.25, K.27, L.28, K.29, E.32 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:S.19, B:E.22, B:K.27, B:E.32, H2O.10 CA.6: 7 residues within 4Å: Chain B: D.62, D.64, D.66, E.68, C.69, D.70, E.73 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.62, B:D.66, B:E.73, B:E.73, H2O.10

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cavalier, M.C. et al., Covalent Small Molecule Inhibitors of Ca(2+)-Bound S100B. Biochemistry (2014)

Release Date

2014-11-05

Peptides

Protein S100-B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

B
A

Protein S100-B

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