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9G0R

Xenopus laevis undecorated microtubule - 15 protofilament, 4-start helix

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D, E...
(A, B, C, D, E...)
Tubulin beta-4 chainpolymer44549862.86UniProt (P30883)
Pfam (PF00091)
Pfam (PF03953)
Xenopus laevis (African clawed frog)
2G, H, I, J, K...
(a, b, c, d, e...)
Tubulin alpha chainpolymer44950118.36UniProt (A0A8J0UQF0)
Pfam (PF00091)
Pfam (PF03953)
Xenopus laevis (African clawed frog)
3M, N, O, P, Q...
(A, B, C, D, E...)
GUANOSINE-5'-DIPHOSPHATEnon-polymer443.26Chemie (GDP)
4AA, CA, S, U, W...
(e, f, a, b, c...)
GUANOSINE-5'-TRIPHOSPHATEnon-polymer523.26Chemie (GTP)
5BA, DA, T, V, X...
(e, f, a, b, c...)
MAGNESIUM IONnon-polymer24.36Chemie (MG)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains12
Total formula weight599886.3
Non-Polymers*Number of molecules18
Total formula weight5944.1
All*Total formula weight605830.4
*Water molecules are not included.

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PDB entries from 2025-06-18

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