SMTL ID : 2r74.1

Crystal Structure of the Possum Milk Whey Lipocalin Trichosurin at pH 4.6

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.27, H.29, R.131 Ligands: CL.2, CL.3 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:H.27, A:H.29 ZN.6: 5 residues within 4Å: Chain B: H.27, H.29, R.131 Ligands: CL.7, CL.8 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:H.27, B:H.29

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

CL.2: 6 residues within 4Å: Chain A: H.27, H.29, R.131, T.132 Ligands: ZN.1, CL.3 Ligand excluded by PLIP CL.3: 4 residues within 4Å: Chain A: H.27, H.29 Ligands: ZN.1, CL.2 Ligand excluded by PLIP CL.7: 4 residues within 4Å: Chain B: H.27, H.29 Ligands: ZN.6, CL.8 Ligand excluded by PLIP CL.8: 6 residues within 4Å: Chain B: H.27, H.29, R.131, T.132 Ligands: ZN.6, CL.7 Ligand excluded by PLIP CL.9: 4 residues within 4Å: Chain B: F.50, R.68, H.165, C.166 Ligand excluded by PLIP

4 x IPA: ISOPROPYL ALCOHOL(Non-functional Binders)

IPA.4: 6 residues within 4Å: Chain A: L.61, G.63, F.65, L.78, A.80, F.114 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.61, A:F.114 Hydrogen bonds: A:L.61, A:G.63 IPA.5: 6 residues within 4Å: Chain A: F.47, N.49, F.65, L.78, Y.93, F.114 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:F.47, A:F.65, A:L.78, A:Y.93, A:F.114 Hydrogen bonds: A:F.47, A:N.49 IPA.10: 6 residues within 4Å: Chain B: L.61, G.63, F.65, L.78, A.80, F.114 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.61, B:F.114 Hydrogen bonds: B:G.63, B:L.78 IPA.11: 6 residues within 4Å: Chain B: F.47, N.49, F.65, L.78, Y.93, F.114 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:F.65, B:L.78, B:Y.93, B:F.114 Hydrogen bonds: B:F.47, B:N.49, B:N.49

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Watson, R.P. et al., Three-dimensional structure and ligand binding properties of trichosurin, a metatherian lipocalin from the milk whey of the common brushtail possum Trichosurus vulpecula. Biochem.J. (2007)

Release Date

2007-11-20

Peptides

Trichosurin: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Trichosurin

Related Entries With Identical Sequence