SMTL ID : 1n9m.1

Streptavidin Mutant S27A with Biotin at 1.6A Resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

homo-tetramer

Ligands

4 x BTN: BIOTIN(Non-covalent)

BTN.1: 18 residues within 4Å: Chain A: N.11, L.13, A.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 D: W.108 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:A.38, A:W.67, A:L.98 Hydrogen bonds: A:N.11, A:S.33, A:N.37, A:S.76, A:S.76, A:D.116 Water bridges: A:V.35 BTN.2: 18 residues within 4Å: Chain B: N.11, L.13, A.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: W.108 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:A.38, B:W.67, B:L.98 Hydrogen bonds: B:N.11, B:Y.31, B:S.33, B:N.37, B:S.76, B:S.76, B:D.116 Water bridges: B:V.35 BTN.3: 17 residues within 4Å: Chain B: W.108 Chain C: N.11, L.13, A.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: 11 interactions with chain C Hydrophobic interactions: C:W.67, C:W.67, C:W.67, C:L.98 Hydrogen bonds: C:N.11, C:Y.31, C:S.33, C:N.37, C:S.76, C:D.116 Water bridges: C:V.35 BTN.4: 17 residues within 4Å: Chain A: W.108 Chain D: N.11, L.13, A.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 10 PLIP interactions: 10 interactions with chain D Hydrophobic interactions: D:W.67, D:W.67, D:W.67, D:L.98 Hydrogen bonds: D:N.11, D:S.33, D:N.37, D:S.76, D:D.116 Water bridges: D:V.35

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Le Trong, I. et al., Structural studies of hydrogen bonds in the high-affinity streptavidin-biotin complex: mutations of amino acids interacting with the ureido oxygen of biotin. Acta Crystallogr.,Sect.D (2003)

Release Date

2003-09-02

Peptides

Streptavidin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Streptavidin

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