SMTL ID : 5er4.1

Crystal Structure of Calcium-loaded S100B bound to SC0025

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.81 Å

Oligo State

homo-dimer

Ligands

6 x CA: CALCIUM ION(Non-covalent)(Non-functional Binders)

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:D.24, A:K.27, 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: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.5: 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:D.24, B:K.27, H2O.7 CA.6: 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.7 CA.8: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

2 x 5RL: 6-methyl-5,6,6~{a},7-tetrahydro-4~{H}-dibenzo[de,g]quinoline-10,11-diol(Non-covalent)

5RL.3: 5 residues within 4Å: Chain A: C.85, H.86, F.89 Chain B: I.12, D.13 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:F.89, B:I.12 Hydrogen bonds: A:C.85 Water bridges: A:F.89 Salt bridges: B:D.13 5RL.7: 5 residues within 4Å: Chain A: I.12, D.13 Chain B: C.85, H.86, F.89 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:F.89, A:I.12 Hydrogen bonds: B:C.85 Water bridges: B:F.89 Salt bridges: A:D.13

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cavalier, M.C. et al., Novel protein-inhibitor interactions in site 3 of Ca(2+)-bound S100B as discovered by X-ray crystallography. Acta Crystallogr D Struct Biol (2016)

Release Date

2016-06-08

Peptides

Protein S100-B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

B
X

Protein S100-B

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