SMTL ID : 4rjd.2 (1 other biounit)

TFP bound in alternate orientations to calcium-saturated Calmodulin C-Domains

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.12, D.14, N.16, Y.18, E.23 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.12, A:Y.18, A:E.23, A:E.23, H2O.1 CA.2: 5 residues within 4Å: Chain A: D.48, D.50, D.52, Q.54, E.59 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.48, A:D.50, A:D.52, A:Q.54, H2O.1

2 x TFP: 10-[3-(4-METHYL-PIPERAZIN-1-YL)-PROPYL]-2-TRIFLUOROMETHYL-10H-PHENOTHIAZINE(Non-covalent)

TFP.3: 8 residues within 4Å: Chain A: F.11, L.24, M.28, M.43, A.47, M.63, M.64 Ligands: TFP.4 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:F.11, A:A.47 TFP.4: 6 residues within 4Å: Chain A: E.42, M.43, E.46, A.47, M.63 Ligands: TFP.3 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:E.46, A:E.46, A:A.47 Salt bridges: A:E.46, A:E.46

1 x SCN: THIOCYANATE ION(Non-functional Binders)

SCN.5: 3 residues within 4Å: Chain A: H.26, V.27, N.30 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.30

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

CL.6: 2 residues within 4Å: Chain A: T.36, E.38 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Feldkamp, M.D. et al., Opposing orientations of the anti-psychotic drug trifluoperazine selected by alternate conformations of M144 in calmodulin. Proteins (2015)

Release Date

2015-08-26

Peptides

Calmodulin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Calmodulin

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