SMTL ID : 4oxf.1

Structure of ECP in complex with citrate ions at 1.50 Angstroms

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

homo-tetramer

Ligands

10 x CIT: CITRIC ACID(Non-functional Binders)

CIT.1: 8 residues within 4Å: Chain A: T.47, N.51, V.55, S.75, R.76, F.77, V.79, Y.108 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:V.55, A:F.77 Hydrogen bonds: A:T.47, A:N.51, A:R.76, A:F.77, A:Y.108, A:Y.108 Water bridges: A:N.54 CIT.2: 12 residues within 4Å: Chain A: R.35, C.38, K.39, N.40 Chain C: R.35, C.38, K.39, N.40, Q.41 Ligands: FE.4, CIT.9, FE.11 10 PLIP interactions: 3 interactions with chain A, 7 interactions with chain C Hydrogen bonds: A:N.40, C:R.35, C:R.35, C:C.38, C:N.40, C:Q.41 Water bridges: A:R.35 Salt bridges: A:R.35, C:R.35 Hydrophobic interactions: C:N.40 CIT.3: 1 residues within 4Å: Chain A: R.46 5 PLIP interactions: 5 interactions with chain A Water bridges: A:N.20, A:R.46, A:R.46 Salt bridges: A:R.46, A:R.46 CIT.5: 9 residues within 4Å: Chain B: T.47, N.51, V.55, N.58, S.75, R.76, F.77, V.79, Y.108 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:V.55 Hydrogen bonds: B:T.47, B:N.58, B:R.76, B:F.77, B:F.77, B:Y.108 Water bridges: B:N.54 CIT.6: 13 residues within 4Å: Chain B: R.35, C.38, K.39, N.40 Chain D: R.35, R.37, C.38, K.39, N.40, Q.41 Ligands: FE.7, CIT.13, FE.14 14 PLIP interactions: 6 interactions with chain B, 8 interactions with chain D Hydrogen bonds: B:N.40, B:N.40, D:R.35, D:R.35, D:N.40, D:N.40, D:Q.41 Water bridges: B:R.35, B:R.35, B:Q.41, D:R.37 Salt bridges: B:R.35, D:R.35, D:R.35 CIT.8: 8 residues within 4Å: Chain C: T.47, N.51, V.55, S.75, R.76, F.77, V.79, Y.108 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:V.55, C:F.77 Hydrogen bonds: C:T.47, C:N.51, C:R.76, C:F.77, C:Y.108 Water bridges: C:N.54 CIT.9: 12 residues within 4Å: Chain A: R.35, C.38, K.39, N.40, Q.41 Chain C: R.35, C.38, K.39, N.40 Ligands: CIT.2, FE.4, FE.11 10 PLIP interactions: 7 interactions with chain A, 3 interactions with chain C Hydrophobic interactions: A:N.40 Hydrogen bonds: A:R.35, A:R.35, A:C.38, A:N.40, A:Q.41, C:N.40 Salt bridges: A:R.35, C:R.35 Water bridges: C:R.35 CIT.10: 1 residues within 4Å: Chain C: R.46 5 PLIP interactions: 5 interactions with chain C Water bridges: C:N.20, C:R.46, C:R.46 Salt bridges: C:R.46, C:R.46 CIT.12: 9 residues within 4Å: Chain D: T.47, N.51, V.55, N.58, S.75, R.76, F.77, V.79, Y.108 7 PLIP interactions: 7 interactions with chain D Hydrophobic interactions: D:V.55 Hydrogen bonds: D:T.47, D:N.58, D:R.76, D:F.77, D:F.77 Water bridges: D:N.54 CIT.13: 13 residues within 4Å: Chain B: R.35, R.37, C.38, K.39, N.40, Q.41 Chain D: R.35, C.38, K.39, N.40 Ligands: CIT.6, FE.7, FE.14 14 PLIP interactions: 8 interactions with chain B, 6 interactions with chain D Hydrogen bonds: B:R.35, B:R.35, B:N.40, B:N.40, B:Q.41, D:N.40, D:N.40 Water bridges: B:R.37, D:R.35, D:R.35, D:Q.41 Salt bridges: B:R.35, B:R.35, D:R.35

4 x FE: FE (III) ION(Non-functional Binders)

FE.4: 3 residues within 4Å: Ligands: CIT.2, CIT.9, FE.11 No protein-ligand interaction detected (PLIP) FE.7: 3 residues within 4Å: Ligands: CIT.6, CIT.13, FE.14 No protein-ligand interaction detected (PLIP) FE.11: 3 residues within 4Å: Ligands: CIT.2, FE.4, CIT.9 No protein-ligand interaction detected (PLIP) FE.14: 3 residues within 4Å: Ligands: CIT.6, FE.7, CIT.13 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Blanco, J.A. et al., Structure of ECP in complex with citrate ions at 1.50 Angstroms. To be published

Release Date

2015-03-04

Peptides

Eosinophil cationic protein: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Eosinophil cationic protein

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