SMTL ID : 4oka.1

Structural-, Kinetic- and Docking Studies of Artificial Imine Reductases Based on the Biotin-Streptavidin Technology: An Induced Lock-and-Key Hypothesis

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.51 Å

Oligo State

homo-tetramer

Ligands

4 x 5IR: [N-(4-{[2-(amino-kappaN)ethyl]sulfamoyl-kappaN}phenyl)-5-(2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamidato]iridium(III)(Non-covalent)

5IR.1: 22 residues within 4Å: Chain A: N.23, L.25, S.27, Y.43, S.45, V.47, G.48, N.49, W.79, A.86, S.88, T.90, W.92, W.108, L.110, K.112, K.121, L.124, D.128 Chain C: W.120, L.124 Ligands: 5IR.5 13 PLIP interactions: 12 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:W.79, A:W.79, A:W.79, A:L.124 Hydrogen bonds: A:N.23, A:S.27, A:Y.43, A:S.45, A:N.49, A:S.88, A:S.88, A:D.128 Metal complexes: 5IR.1 5IR.3: 22 residues within 4Å: Chain B: N.23, L.25, S.27, Y.43, S.45, V.47, G.48, N.49, W.79, A.86, S.88, T.90, W.92, W.108, L.110, K.112, K.121, L.124, D.128 Chain D: W.120, L.124 Ligands: 5IR.7 12 PLIP interactions: 11 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:W.79, B:W.79, B:W.79, B:L.124 Hydrogen bonds: B:N.23, B:S.27, B:S.45, B:N.49, B:S.88, B:S.88, B:D.128 Metal complexes: 5IR.3 5IR.5: 22 residues within 4Å: Chain A: W.120, L.124 Chain C: N.23, L.25, S.27, Y.43, S.45, V.47, G.48, N.49, W.79, A.86, S.88, T.90, W.92, W.108, L.110, K.112, K.121, L.124, D.128 Ligands: 5IR.1 13 PLIP interactions: 12 interactions with chain C, 1 Ligand-Ligand interactions Hydrophobic interactions: C:W.79, C:W.79, C:W.79, C:L.124 Hydrogen bonds: C:N.23, C:S.27, C:Y.43, C:S.45, C:N.49, C:S.88, C:S.88, C:D.128 Metal complexes: 5IR.5 5IR.7: 22 residues within 4Å: Chain B: W.120, L.124 Chain D: N.23, L.25, S.27, Y.43, S.45, V.47, G.48, N.49, W.79, A.86, S.88, T.90, W.92, W.108, L.110, K.112, K.121, L.124, D.128 Ligands: 5IR.3 12 PLIP interactions: 11 interactions with chain D, 1 Ligand-Ligand interactions Hydrophobic interactions: D:W.79, D:W.79, D:W.79, D:L.124 Hydrogen bonds: D:N.23, D:S.27, D:S.45, D:N.49, D:S.88, D:S.88, D:D.128 Metal complexes: 5IR.7

4 x IR: IRIDIUM ION(Non-covalent)

IR.2: 2 residues within 4Å: Chain A: H.127 Ligands: IR.4 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.127 IR.4: 2 residues within 4Å: Chain B: H.127 Ligands: IR.2 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.127 IR.6: 2 residues within 4Å: Chain C: H.127 Ligands: IR.8 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:H.127 IR.8: 2 residues within 4Å: Chain D: H.127 Ligands: IR.6 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:H.127

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Robles, V.M. et al., Structural, Kinetic, and Docking Studies of Artificial Imine Reductases Based on Biotin-Streptavidin Technology: An Induced Lock-and-Key Hypothesis. J.Am.Chem.Soc. (2014)

Release Date

2014-11-05

Peptides

Streptavidin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Streptavidin

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