SMTL ID : 2c4i.1

Crystal structure of engineered avidin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

4 x BTN: BIOTIN(Non-covalent)

BTN.1: 18 residues within 4Å: Chain A: W.12, F.14, S.15, S.17, T.19, F.21, W.39, N.60, N.88, L.90, S.92, Y.109, T.111, V.113, T.114, A.115, T.116 Chain B: W.52 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:W.12, A:W.12, A:F.14 Hydrogen bonds: A:S.15, A:S.17, A:N.60, A:N.60, A:N.88, A:S.92, A:T.111, A:T.111, A:T.114, A:T.114, A:A.115, A:T.116 pi-Stacking: A:W.39 BTN.2: 17 residues within 4Å: Chain A: S.138, T.140, W.160, L.162, N.181, N.209, L.211, S.213, Y.230, T.232, V.234, T.235, A.236, T.237, W.267, S.270 Chain B: W.173 15 PLIP interactions: 14 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:W.267, A:W.267 Hydrogen bonds: A:S.138, A:S.138, A:N.181, A:N.181, A:N.209, A:S.213, A:Y.230, A:T.232, A:A.236, A:T.237, A:S.270 pi-Stacking: A:W.160, B:W.173 BTN.4: 18 residues within 4Å: Chain A: W.52 Chain B: W.12, F.14, S.15, S.17, T.19, F.21, W.39, N.60, N.88, L.90, S.92, Y.109, T.111, V.113, T.114, A.115, T.116 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:W.12, B:W.12, B:F.14 Hydrogen bonds: B:S.15, B:S.17, B:N.60, B:N.60, B:N.88, B:S.92, B:T.111, B:T.111, B:T.114, B:T.114, B:A.115, B:T.116 pi-Stacking: B:W.39 BTN.5: 17 residues within 4Å: Chain A: W.173 Chain B: S.138, T.140, W.160, L.162, N.181, N.209, L.211, S.213, Y.230, T.232, V.234, T.235, A.236, T.237, W.267, S.270 15 PLIP interactions: 14 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:W.267, B:W.267 Hydrogen bonds: B:S.138, B:S.138, B:N.181, B:N.181, B:N.209, B:S.213, B:Y.230, B:T.232, B:A.236, B:T.237, B:S.270 pi-Stacking: B:W.160, A:W.173

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

SO4.3: 4 residues within 4Å: Chain A: G.152, K.153, E.154, R.185 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.152, A:E.154 Water bridges: A:R.185 Salt bridges: A:K.153, A:R.185 SO4.6: 4 residues within 4Å: Chain B: G.152, K.153, E.154, R.185 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:G.152, B:E.154 Water bridges: B:R.185 Salt bridges: B:K.153, B:R.185

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hytonen, V.P. et al., Controlling Quaternary Structure Assembly: Subunit Interface Engineering and Crystal Structure of Dual Chain Avidin. J.Mol.Biol. (2006)

Release Date

2006-07-05

Peptides

AVIDIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

AVIDIN