SMTL ID : 9f6u.1

cryoEM structure of Asgard tubulin heterodimer AtubA/B with GDP

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

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

GDP.1: 16 residues within 4Å: Chain A: G.11, Q.12, A.13, Q.16, S.134, G.137, G.138, T.139, G.140, I.165, P.167, E.177, N.200, L.218, N.222, I.225 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:Q.12, A:A.13, A:S.134, A:T.139, A:T.139, A:T.139, A:G.140, A:E.177, A:N.200, A:N.200, A:N.222, A:N.222

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

GTP.2: 16 residues within 4Å: Chain A: K.248 Chain B: Q.12, A.13, A.137, G.140, G.141, S.142, I.168, L.174, S.175, D.176, E.180, N.203, Y.221, N.225, I.228 15 PLIP interactions: 13 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:Q.12, B:A.13, B:G.141, B:S.142, B:L.174, B:D.176, B:D.176, B:E.180, B:N.203, B:Y.221, B:N.225, B:N.225 pi-Stacking: B:Y.221 Salt bridges: A:K.248, A:K.248

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wollweber, F. et al., Microtubules in Asgard archaea. Cell (2025)

Release Date

2025-04-02

Peptides

Asgard tubulin A (AtubA) from Candidatus Lokiarchaeum ossiferum: A
Asgard tubulin B (AtubB) from Candidatus Lokiarchaeum ossiferum: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Asgard tubulin A (AtubA) from Candidatus Lokiarchaeum ossiferum

Asgard tubulin B (AtubB) from Candidatus Lokiarchaeum ossiferum

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