SMTL ID : 2lbv.1

Siderocalin Q83 reveals a dual ligand binding mode

Coordinates

PDB Format

Method

SOLUTION NMR

Oligo State

monomer

Ligands

1 x EB4: N,N',N''-[(3S,7S,11S)-2,6,10-trioxo-1,5,9-trioxacyclododecane-3,7,11-triyl]tris(2,3-dihydroxybenzamide)(Non-covalent)

EB4.1: 22 residues within 4Å: Chain A: V.15, F.25, E.28, K.29, M.32, A.35, Y.51, V.53, R.60, W.62, T.64, A.81, K.83, V.85, A.100, T.101, R.102, L.109, M.111, R.113 Ligands: GA.2, ACD.3 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:Y.51, A:V.53, A:W.62, A:K.83, A:A.100, A:R.102 Hydrogen bonds: A:R.102 pi-Cation interactions: A:K.83, A:K.83, A:R.113

1 x GA: GALLIUM (III) ION(Non-functional Binders)

GA.2: 3 residues within 4Å: Chain A: Y.51, K.83 Ligands: EB4.1 No protein-ligand interaction detected (PLIP)

1 x ACD: ARACHIDONIC ACID(Non-covalent)

ACD.3: 19 residues within 4Å: Chain A: R.6, W.13, V.15, A.37, I.39, F.41, V.49, S.50, Y.51, F.66, V.85, V.87, T.90, Y.92, I.98, A.100, R.113, Y.115 Ligands: EB4.1 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:W.13, A:W.13, A:W.13, A:V.15, A:A.37, A:I.39, A:V.49, A:V.49, A:Y.51, A:Y.51, A:Y.51, A:V.85, A:I.98

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Coudevylle, N. et al., Lipocalin Q83 reveals a dual ligand binding mode with potential implications for the functions of siderocalins. Biochemistry (2011)

Release Date

2012-02-22

Peptides

Extracellular fatty acid-binding protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Extracellular fatty acid-binding protein

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