SMTL ID : 2rtc.1

APOSTREPTAVIDIN, PH 3.60, SPACE GROUP I222

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

homo-tetramer

Ligands

10 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 11 residues within 4Å: Chain A: N.23, L.25, S.27, Y.43, S.45, V.47, W.79, T.90, W.92, W.108, D.128 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.23, A:S.27, A:Y.43, A:W.92, A:D.128 SO4.2: 8 residues within 4Å: Chain A: G.48, N.49, W.79, A.86, S.88, L.110, S.112 Chain D: W.120 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.49, A:N.49, A:S.88 SO4.3: 6 residues within 4Å: Chain B: N.49, A.86, S.88, S.112 Ligands: SO4.4, SO4.5 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.49, B:S.112 SO4.4: 9 residues within 4Å: Chain B: G.48, N.49, A.86, S.88, L.110, S.112 Chain C: W.120 Ligands: SO4.3, SO4.5 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.49 SO4.5: 10 residues within 4Å: Chain B: G.48, N.49, A.50, W.79, A.86, S.88, L.110 Chain C: W.120 Ligands: SO4.3, SO4.4 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.49, B:S.88 Water bridges: B:V.47 SO4.6: 11 residues within 4Å: Chain C: N.23, L.25, S.27, Y.43, S.45, V.47, W.79, T.90, W.92, W.108, D.128 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:N.23, C:S.27, C:Y.43, C:W.92, C:D.128 SO4.7: 8 residues within 4Å: Chain B: W.120 Chain C: G.48, N.49, W.79, A.86, S.88, L.110, S.112 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:N.49, C:N.49, C:S.88 SO4.8: 6 residues within 4Å: Chain D: N.49, A.86, S.88, S.112 Ligands: SO4.9, SO4.10 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:N.49, D:S.112 SO4.9: 9 residues within 4Å: Chain A: W.120 Chain D: G.48, N.49, A.86, S.88, L.110, S.112 Ligands: SO4.8, SO4.10 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:N.49 SO4.10: 10 residues within 4Å: Chain A: W.120 Chain D: G.48, N.49, A.50, W.79, A.86, S.88, L.110 Ligands: SO4.8, SO4.9 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:N.49, D:S.88 Water bridges: D:V.47

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

Related Entries With Identical Sequence