SMTL ID : 3rdu.2 (1 other biounit)

Crystal structure of R7-2 streptavidin complexed with PEG

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

homo-tetramer

Ligands

12 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 6 residues within 4Å: Chain A: Q.37, L.38, G.139, H.140 Chain B: A.132, W.133 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:A.132, A:Q.37, A:H.140, A:H.140 GOL.2: 10 residues within 4Å: Chain A: S.106, G.107, Q.108, N.118, T.119, Q.120 Chain C: T.124, A.132, S.135, T.136 9 PLIP interactions: 4 interactions with chain C, 5 interactions with chain A Hydrogen bonds: C:T.124, C:T.124, C:S.135, C:T.136, A:Q.108, A:T.119, A:Q.120, A:Q.120 Water bridges: A:N.118 GOL.3: 5 residues within 4Å: Chain A: G.65, S.66, N.94, N.95, Y.96 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.66, A:N.95, A:N.95, A:N.95 Water bridges: A:S.66, A:S.66, A:S.66 GOL.5: 6 residues within 4Å: Chain A: A.132, W.133 Chain B: Q.37, L.38, G.139, H.140 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:A.132, B:Q.37, B:H.140, B:H.140 GOL.6: 10 residues within 4Å: Chain B: S.106, G.107, Q.108, N.118, T.119, Q.120 Chain D: T.124, A.132, S.135, T.136 9 PLIP interactions: 4 interactions with chain D, 5 interactions with chain B Hydrogen bonds: D:T.124, D:T.124, D:S.135, D:T.136, B:Q.108, B:T.119, B:Q.120, B:Q.120 Water bridges: B:N.118 GOL.7: 5 residues within 4Å: Chain B: G.65, S.66, N.94, N.95, Y.96 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:S.66, B:N.95, B:N.95, B:N.95 Water bridges: B:S.66, B:S.66, B:S.66 GOL.9: 6 residues within 4Å: Chain C: Q.37, L.38, G.139, H.140 Chain D: A.132, W.133 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:Q.37, C:H.140, C:H.140, D:A.132 GOL.10: 10 residues within 4Å: Chain A: T.124, A.132, S.135, T.136 Chain C: S.106, G.107, Q.108, N.118, T.119, Q.120 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain C Hydrogen bonds: A:T.124, A:S.135, C:Q.108, C:T.119, C:Q.120, C:Q.120 Water bridges: C:N.118 GOL.11: 5 residues within 4Å: Chain C: G.65, S.66, N.94, N.95, Y.96 7 PLIP interactions: 7 interactions with chain C Hydrogen bonds: C:S.66, C:N.95, C:N.95, C:N.95 Water bridges: C:S.66, C:S.66, C:S.66 GOL.13: 6 residues within 4Å: Chain C: A.132, W.133 Chain D: Q.37, L.38, G.139, H.140 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:Q.37, D:H.140, D:H.140, C:A.132 GOL.14: 10 residues within 4Å: Chain B: T.124, A.132, S.135, T.136 Chain D: S.106, G.107, Q.108, N.118, T.119, Q.120 7 PLIP interactions: 5 interactions with chain D, 2 interactions with chain B Hydrogen bonds: D:Q.108, D:T.119, D:Q.120, D:Q.120, B:T.124, B:S.135 Water bridges: D:N.118 GOL.15: 5 residues within 4Å: Chain D: G.65, S.66, N.94, N.95, Y.96 7 PLIP interactions: 7 interactions with chain D Hydrogen bonds: D:S.66, D:N.95, D:N.95, D:N.95 Water bridges: D:S.66, D:S.66, D:S.66

4 x 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.4: 15 residues within 4Å: Chain A: N.36, L.38, Y.56, S.58, V.60, N.62, A.63, W.92, S.101, S.103, T.123, S.125, L.137, D.141 Chain B: W.133 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.36, A:Y.56, A:S.58, A:N.62, A:S.101, A:D.141 1PE.8: 15 residues within 4Å: Chain A: W.133 Chain B: N.36, L.38, Y.56, S.58, V.60, N.62, A.63, W.92, S.101, S.103, T.123, S.125, L.137, D.141 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.36, B:Y.56, B:S.58, B:N.62, B:S.101, B:D.141 1PE.12: 15 residues within 4Å: Chain C: N.36, L.38, Y.56, S.58, V.60, N.62, A.63, W.92, S.101, S.103, T.123, S.125, L.137, D.141 Chain D: W.133 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:N.36, C:S.58, C:N.62, C:S.101, C:D.141 1PE.16: 15 residues within 4Å: Chain C: W.133 Chain D: N.36, L.38, Y.56, S.58, V.60, N.62, A.63, W.92, S.101, S.103, T.123, S.125, L.137, D.141 5 PLIP interactions: 5 interactions with chain D Hydrogen bonds: D:N.36, D:S.58, D:N.62, D:S.101, D:D.141

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Magalhaes, M.L. et al., Evolved streptavidin mutants reveal key role of loop residue in high-affinity binding. Protein Sci. (2011)

Release Date

2011-07-06

Peptides

Streptavidin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Streptavidin

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