SMTL ID : 8dkt.1

Crystal Structure of Septin1 - Septin2 heterocomplex from Drosophila melanogaster

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.38 Å

Oligo State

hetero-1-1-mer

Ligands

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

GDP.1: 18 residues within 4Å: Chain A: S.13, G.14, L.15, G.16, K.17, S.18, T.19, R.33, K.150, D.152, C.207, G.208, R.223, Y.225 Chain B: T.133, H.135, T.163, E.168 22 PLIP interactions: 19 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:G.14, A:L.15, A:G.16, A:K.17, A:S.18, A:S.18, A:S.18, A:T.19, A:T.19, A:K.150, A:G.208, A:R.223, A:R.223, A:Y.225, B:T.163 Salt bridges: A:K.17, A:R.33, A:R.33, A:D.152, B:H.135, B:H.135 pi-Cation interactions: A:R.223

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

GTP.2: 21 residues within 4Å: Chain A: H.125, C.153, E.158, R.161 Chain B: T.26, G.27, L.28, G.29, K.30, S.31, T.32, S.44, P.46, S.47, K.160, D.162, V.213, G.214, R.229, Y.231 Ligands: MG.3 25 PLIP interactions: 7 interactions with chain A, 18 interactions with chain B Hydrogen bonds: A:C.153, A:R.161, A:R.161, B:G.27, B:G.29, B:K.30, B:S.31, B:T.32, B:T.32, B:S.44, B:S.47, B:S.47, B:K.160, B:G.214 Salt bridges: A:H.125, A:H.125, A:H.125, A:E.158, B:K.30, B:K.30, B:D.162 Water bridges: B:T.45, B:S.47, B:G.79 pi-Cation interactions: B:R.229

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain B: S.31, S.44 Ligands: GTP.2 2 PLIP interactions: 1 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:S.31, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

de Freitas Fernandes, A. et al., Conservation and divergence of the G-interfaces of Drosophila melanogaster septins. Cytoskeleton (Hoboken) (2023)

Release Date

2023-01-11

Peptides

Septin-1: A
Septin-2: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Septin-1

Septin-2