SMTL ID : 8ty0.1

Streptavidin variant S112E-K121H bound to bis-biotinylated Iron-porphyrin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.54 Å

Oligo State

homo-tetramer

Ligands

2 x SIK: Bis-biotinylated Iron-porphyrin

SIK.1: 42 residues within 4Å: Chain B: N.22, L.24, S.26, Y.42, S.44, V.46, G.47, N.48, A.49, W.78, A.85, S.87, T.89, W.91, W.107, L.109, E.111, W.119, H.120, L.123, D.127 Chain C: N.22, L.24, S.26, Y.42, S.44, V.46, G.47, N.48, A.49, W.78, A.85, S.87, T.89, W.91, W.107, L.109, E.111, W.119, H.120, L.123, D.127 25 PLIP interactions: 13 interactions with chain B, 12 interactions with chain C, Hydrophobic interactions: B:W.78, B:W.78, B:W.78, B:L.109, C:W.78, C:W.78, C:W.78 Hydrogen bonds: B:N.22, B:S.26, B:S.44, B:N.48, B:N.48, B:A.85, B:S.87, B:E.111, B:D.127, C:N.22, C:S.26, C:S.44, C:N.48, C:N.48, C:A.85, C:S.87, C:S.87, C:D.127 SIK.2: 43 residues within 4Å: Chain A: N.22, L.24, S.26, Y.42, S.44, V.46, G.47, N.48, A.49, W.78, A.85, S.87, T.89, W.91, W.107, L.109, E.111, W.119, H.120, L.123, D.127 Chain D: N.22, L.24, S.26, Y.42, S.44, V.46, G.47, N.48, A.49, W.78, A.85, S.87, T.89, W.91, W.107, L.109, E.111, W.119, H.120, S.121, L.123, D.127 30 PLIP interactions: 17 interactions with chain D, 13 interactions with chain A, Hydrophobic interactions: D:W.78, D:W.78, D:W.78, D:L.109, D:W.119, D:H.120, D:L.123, D:L.123, A:W.78, A:L.109, A:L.123, A:L.123 Hydrogen bonds: D:N.22, D:S.26, D:Y.42, D:S.44, D:N.48, D:N.48, D:S.87, D:S.87, D:D.127, A:N.22, A:S.26, A:Y.42, A:S.44, A:N.48, A:N.48, A:S.87, A:D.127 pi-Stacking: A:H.120

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mukherjee, M. et al., An Artificial Peroxidase based on the Biotin-Streptavidin Technology that Rivals Natural Peroxidases. To Be Published

Release Date

2024-09-11

Peptides

Streptavidin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Streptavidin