SMTL ID : 4fqo.1

Crystal Structure of Calcium-Loaded S100B Bound to SBi4211

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

homo-dimer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 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.1 CA.2: 7 residues within 4Å: Chain A: D.62, D.64, 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:D.64, A:D.66, A:E.68, H2O.1 CA.4: 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:D.24, B:K.27, H2O.4 CA.5: 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.64, B:D.66, B:E.68, H2O.4

2 x AZ3: 4,4'-[heptane-1,7-diylbis(oxy)]dibenzenecarboximidamide(Non-covalent)

AZ3.3: 11 residues within 4Å: Chain A: H.43, F.44, L.45, C.85, H.86, F.88, F.89 Chain B: M.1, V.9, I.12, H.16 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:V.9, B:I.12, A:F.44, A:F.88 Hydrogen bonds: A:H.86 AZ3.6: 11 residues within 4Å: Chain A: M.1, V.9, I.12, H.16 Chain B: H.43, F.44, L.45, C.85, H.86, F.88, F.89 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:V.9, A:I.12, B:F.44, B:F.88 Hydrogen bonds: B:H.86

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

McKnight, L.E. et al., Structure-Based Discovery of a Novel Pentamidine-Related Inhibitor of the Calcium-Binding Protein S100B. ACS Med Chem Lett (2012)

Release Date

2012-10-17

Peptides

Protein S100-B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Protein S100-B