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

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

Coordinates

PDB Format

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.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 CA.2: 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:D.14, A:E.23, A:E.23, H2O.1

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

TFP.3: 12 residues within 4Å: Chain A: F.11, I.19, L.24, M.28, M.43, I.44, A.47, V.55, F.60, M.63 Ligands: TFP.4, 1PE.5 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.24, A:F.60 pi-Stacking: A:F.11 TFP.4: 4 residues within 4Å: Chain A: L.31, E.33 Ligands: TFP.3, 1PE.5 1 PLIP interactions: 1 interactions with chain A Halogen bonds: A:L.31

1 x 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.5: 4 residues within 4Å: Chain A: E.33 Ligands: TFP.3, TFP.4, OXL.7 No protein-ligand interaction detected (PLIP)

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

CL.6: 2 residues within 4Å: Chain A: R.25, D.37 Ligand excluded by PLIP

1 x OXL: OXALATE ION(Non-covalent)

OXL.7: 3 residues within 4Å: Chain A: K.34, E.39 Ligands: 1PE.5 No protein-ligand interaction detected (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
A

Calmodulin

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