SMTL ID : 1n43.1

Streptavidin Mutant N23A with biotin at 1.89A

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.89 Å

Oligo State

homo-tetramer

Ligands

4 x BTN: BIOTIN(Non-covalent)

BTN.1: 16 residues within 4Å: Chain A: 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, D.116 Chain D: W.108 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:A.38, A:W.67, A:W.67, A:W.67 Hydrogen bonds: A:S.15, A:S.33, A:N.37, A:S.76, A:S.76, A:D.116 BTN.2: 17 residues within 4Å: Chain B: 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: W.108 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:A.38, B:W.67, B:W.67, B:W.67, B:L.98 Hydrogen bonds: B:S.15, B:Y.31, B:S.33, B:N.37, B:S.76, B:S.76, B:D.116 Water bridges: B:N.37 BTN.3: 17 residues within 4Å: Chain B: W.108 Chain C: 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 12 PLIP interactions: 12 interactions with chain C Hydrophobic interactions: C:A.38, C:W.67, C:W.67, C:W.67, C:L.98 Hydrogen bonds: C:S.15, C:Y.31, C:S.33, C:N.37, C:S.76, C:S.76, C:D.116 BTN.4: 16 residues within 4Å: Chain A: W.108 Chain D: 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 10 PLIP interactions: 10 interactions with chain D Hydrophobic interactions: D:V.35, D:W.67, D:W.67, D:L.98 Hydrogen bonds: D:S.15, D:S.33, D:N.37, D:S.76, D:S.76, D:D.116

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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