SMTL ID : 2rth.1 (1 other biounit)

STREPTAVIDIN-GLYCOLURIL COMPLEX, PH 2.50, SPACE GROUP I222

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.56 Å

Oligo State

homo-tetramer

Ligands

4 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 9 residues within 4Å: Chain A: V.47, G.48, N.49, A.50, W.79, S.88, L.110 Chain D: W.120 Ligands: GLL.2 4 PLIP interactions: 1 interactions with chain D, 3 interactions with chain A Hydrophobic interactions: D:W.120, A:L.110 Hydrogen bonds: A:N.49, A:S.88 ACT.3: 10 residues within 4Å: Chain B: V.47, G.48, N.49, A.50, W.79, A.86, S.88, L.110 Chain C: W.120 Ligands: GLL.4 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.49, B:S.88 ACT.5: 9 residues within 4Å: Chain B: W.120 Chain C: V.47, G.48, N.49, A.50, W.79, S.88, L.110 Ligands: GLL.6 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:L.110, B:W.120 Hydrogen bonds: C:N.49, C:S.88 ACT.7: 10 residues within 4Å: Chain A: W.120 Chain D: V.47, G.48, N.49, A.50, W.79, A.86, S.88, L.110 Ligands: GLL.8 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:N.49, D:S.88

4 x GLL: GLYCOLURIL(Non-covalent)

GLL.2: 16 residues within 4Å: Chain A: N.23, L.25, S.27, Y.43, S.45, A.46, V.47, W.79, T.90, W.92, W.108, L.110, D.128, F.130 Chain D: W.120 Ligands: ACT.1 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.23, A:S.27, A:Y.43, A:S.45, A:W.79, A:D.128 GLL.4: 15 residues within 4Å: Chain B: N.23, L.25, S.27, Y.43, S.45, A.46, V.47, W.79, T.90, W.92, W.108, L.110, D.128 Chain C: W.120 Ligands: ACT.3 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:N.23, B:S.27, B:Y.43, B:S.45, B:W.79, B:T.90, B:D.128 GLL.6: 16 residues within 4Å: Chain B: W.120 Chain C: N.23, L.25, S.27, Y.43, S.45, A.46, V.47, W.79, T.90, W.92, W.108, L.110, D.128, F.130 Ligands: ACT.5 6 PLIP interactions: 6 interactions with chain C Hydrogen bonds: C:N.23, C:S.27, C:Y.43, C:S.45, C:W.79, C:D.128 GLL.8: 15 residues within 4Å: Chain A: W.120 Chain D: N.23, L.25, S.27, Y.43, S.45, A.46, V.47, W.79, T.90, W.92, W.108, L.110, D.128 Ligands: ACT.7 7 PLIP interactions: 7 interactions with chain D Hydrogen bonds: D:N.23, D:S.27, D:Y.43, D:S.45, D:W.79, D:T.90, D:D.128

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Katz, B.A., Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH. J.Mol.Biol. (1997)

Release Date

1998-10-14

Peptides

STREPTAVIDIN: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

C
B

D
D

STREPTAVIDIN

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