SMTL ID : 2qag.1

Crystal structure of human septin trimer 2/6/7

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 4.00 Å

Oligo State

hetero-2-2-2-mer

Ligands

4 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.1: 15 residues within 4Å: Chain A: S.46, G.47, L.48, G.49, K.50, S.51, T.52, K.183, D.185, V.239, V.240, Y.258 Chain B: T.158, A.188, E.193 13 PLIP interactions: 11 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:L.48, A:G.49, A:K.50, A:S.51, A:S.51, A:T.52, A:K.183, A:Y.258, B:E.193, B:E.193 Salt bridges: A:K.50, A:D.185 pi-Cation interactions: A:K.183 GDP.3: 13 residues within 4Å: Chain C: S.40, G.41, L.42, G.43, K.44, S.45, T.46, E.60, K.176, D.178, V.230, G.231, Y.248 13 PLIP interactions: 13 interactions with chain C Hydrogen bonds: C:S.40, C:L.42, C:G.43, C:K.44, C:S.45, C:S.45, C:T.46, C:K.176, C:G.231, C:Y.248 Salt bridges: C:K.44, C:K.44, C:D.178 GDP.4: 15 residues within 4Å: Chain D: S.46, G.47, L.48, G.49, K.50, S.51, T.52, K.183, D.185, V.239, V.240, Y.258 Chain E: T.158, A.188, E.193 13 PLIP interactions: 12 interactions with chain D, 1 interactions with chain E Hydrogen bonds: D:L.48, D:G.49, D:K.50, D:S.51, D:S.51, D:T.52, D:K.183, D:Y.258, D:Y.258, E:E.193 Salt bridges: D:K.50, D:D.185 pi-Cation interactions: D:K.183 GDP.6: 13 residues within 4Å: Chain F: S.40, G.41, L.42, G.43, K.44, S.45, T.46, E.60, K.176, D.178, V.230, G.231, Y.248 14 PLIP interactions: 14 interactions with chain F Hydrogen bonds: F:S.40, F:L.42, F:G.43, F:K.44, F:S.45, F:S.45, F:T.46, F:K.176, F:G.231, F:Y.248, F:Y.248 Salt bridges: F:K.44, F:K.44, F:D.178

2 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.2: 15 residues within 4Å: Chain A: T.186, E.191, R.194 Chain B: T.51, G.52, L.53, G.54, K.55, S.56, T.57, V.103, K.185, A.186, D.187, I.238 10 PLIP interactions: 2 interactions with chain A, 8 interactions with chain B Hydrogen bonds: A:R.194, B:L.53, B:G.54, B:K.55, B:S.56, B:T.57, B:A.186 Salt bridges: A:E.191, B:D.187 pi-Cation interactions: B:K.185 GTP.5: 15 residues within 4Å: Chain D: T.186, E.191, R.194 Chain E: T.51, G.52, L.53, G.54, K.55, S.56, T.57, V.103, K.185, A.186, D.187, I.238 10 PLIP interactions: 8 interactions with chain E, 2 interactions with chain D Hydrogen bonds: E:L.53, E:G.54, E:K.55, E:S.56, E:T.57, E:A.186, D:R.194 Salt bridges: E:D.187, D:E.191 pi-Cation interactions: E:K.185

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sirajuddin, M. et al., Structural insight into filament formation by mammalian septins. Nature (2007)

Release Date

2007-08-07

Peptides

Septin-2: AD
Septin-6: BE
Septin-7: CF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

D
A

B
B

E
B

C
C

F
C

Septin-2

Septin-6

Septin-7

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