SMTL ID : 1n9y.1

Streptavidin Mutant S27A at 1.5A Resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.53 Å

Oligo State

homo-tetramer

Ligands

1 x MRD: (4R)-2-METHYLPENTANE-2,4-DIOL(Non-functional Binders)

MRD.1: 8 residues within 4Å: Chain A: L.13, W.67, T.78, W.80, W.96, L.98, D.116 Chain D: W.108 8 PLIP interactions: 7 interactions with chain A, 1 interactions with chain D Hydrophobic interactions: A:L.13, A:W.67, A:W.96, D:W.108 Hydrogen bonds: A:N.11, A:T.78, A:T.78, A:W.80

4 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.2: 9 residues within 4Å: Chain B: N.11, L.13, Y.31, W.67, T.78, W.96, L.98, D.116 Chain C: W.108 7 PLIP interactions: 5 interactions with chain B, 2 interactions with chain C Hydrophobic interactions: B:W.96, B:L.98, C:W.108, C:W.108 Hydrogen bonds: B:T.78 Water bridges: B:Q.12, B:W.96 MPD.3: 7 residues within 4Å: Chain C: L.13, Y.31, W.67, T.78, W.96, L.98, D.116 5 PLIP interactions: 5 interactions with chain C Hydrophobic interactions: C:L.13, C:W.67, C:T.78 Hydrogen bonds: C:Y.31 Water bridges: C:N.11 MPD.4: 4 residues within 4Å: Chain C: W.67, A.74, S.76, L.98 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:L.98 Water bridges: C:S.33, C:Y.42, C:Y.42 MPD.5: 8 residues within 4Å: Chain A: W.108 Chain D: L.13, W.67, T.78, W.80, W.96, L.98, D.116 11 PLIP interactions: 9 interactions with chain D, 2 interactions with chain A Hydrophobic interactions: D:W.67, D:W.80, D:W.96, D:L.98, D:L.98, A:W.108, A:W.108 Hydrogen bonds: D:T.78, D:T.78 Water bridges: D:N.11, D:Q.12

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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