SMTL ID : 1swr.1

CORE-STREPTAVIDIN MUTANT W120A IN COMPLEX WITH BIOTIN AT PH 7.5

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

4 x BTN: BIOTIN(Non-covalent)

BTN.1: 17 residues within 4Å: Chain A: N.11, L.13, S.15, Y.31, S.33, V.35, G.36, N.37, W.67, A.74, S.76, T.78, W.80, W.96, L.98, D.116 Chain D: K.109 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain D Hydrophobic interactions: A:W.67, A:W.67, A:W.67, A:L.98 Hydrogen bonds: A:N.11, A:S.15, A:S.33, A:N.37, A:S.76, A:S.76, A:D.116 Water bridges: A:S.100 Salt bridges: D:K.109 BTN.2: 18 residues within 4Å: Chain B: N.11, L.13, S.15, Y.31, S.33, V.35, G.36, N.37, A.38, W.67, A.74, S.76, T.78, W.80, W.96, L.98, D.116 Chain C: K.109 14 PLIP interactions: 13 interactions with chain B, 1 interactions with chain C Hydrophobic interactions: B:A.38, B:W.67, B:W.67, B:W.67, B:L.98 Hydrogen bonds: B:N.11, B:S.15, B:Y.31, B:S.33, B:N.37, B:S.76, B:S.76, B:D.116 Salt bridges: C:K.109 BTN.3: 17 residues within 4Å: Chain B: K.109 Chain C: N.11, L.13, S.15, Y.31, S.33, V.35, G.36, N.37, W.67, A.74, S.76, T.78, W.80, W.96, L.98, D.116 13 PLIP interactions: 12 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:W.67, C:W.67, C:W.67, C:L.98 Hydrogen bonds: C:N.11, C:S.15, C:Y.31, C:S.33, C:N.37, C:S.76, C:S.76, C:D.116 Salt bridges: B:K.109 BTN.4: 17 residues within 4Å: Chain A: K.109 Chain D: N.11, L.13, S.15, Y.31, S.33, V.35, G.36, N.37, W.67, A.74, S.76, T.78, W.80, W.96, L.98, D.116 11 PLIP interactions: 10 interactions with chain D, 1 interactions with chain A Hydrophobic interactions: D:W.67, D:W.67, D:L.98 Hydrogen bonds: D:N.11, D:S.15, D:S.33, D:N.37, D:S.76, D:S.76, D:D.116 Salt bridges: A:K.109

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Freitag, S. et al., Structural studies of binding site tryptophan mutants in the high-affinity streptavidin-biotin complex. J.Mol.Biol. (1998)

Release Date

1999-02-09

Peptides

CORE-STREPTAVIDIN: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

CORE-STREPTAVIDIN

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