Cryo-EM structures of human a1B/bI+bIVb and a1A/bIII microtubules show tubulin tails link tubulin dimers and shed light on isoform specific assembly
Zehr, E.A., Roll-Mecak, A.To be published.
Experimental Data Snapshot
Starting Model: experimental
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wwPDB Validation   3D Report Full Report
Entity ID: 1 | |||||
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Molecule | Chains | Sequence Length | Organism | Details | Image |
Tubulin beta chain | A [auth B], B [auth E] | 444 | Homo sapiens | Mutation(s): 0  | |
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P07437 (Homo sapiens) Explore P07437  Go to UniProtKB:  P07437 | |||||
PHAROS:  P07437 GTEx:  ENSG00000196230  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P07437 | ||||
Sequence AnnotationsExpand | |||||
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Entity ID: 2 | |||||
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Molecule | Chains | Sequence Length | Organism | Details | Image |
Tubulin alpha-1B chain | C [auth A], D | 451 | Homo sapiens | Mutation(s): 0  EC: 3.6.5 | |
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P68363 (Homo sapiens) Explore P68363  Go to UniProtKB:  P68363 | |||||
PHAROS:  P68363 GTEx:  ENSG00000123416  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P68363 | ||||
Sequence AnnotationsExpand | |||||
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Ligands 3 Unique | |||||
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ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
GTP Query on GTP | G [auth A], I [auth D] | GUANOSINE-5'-TRIPHOSPHATE C10 H16 N5 O14 P3 XKMLYUALXHKNFT-UUOKFMHZSA-N | |||
GDP Query on GDP | E [auth B], F [auth E] | GUANOSINE-5'-DIPHOSPHATE C10 H15 N5 O11 P2 QGWNDRXFNXRZMB-UUOKFMHZSA-N | |||
MG Query on MG | H [auth A], J [auth D] | MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N |
Task | Software Package | Version |
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MODEL REFINEMENT | PHENIX | 1.20.1_4487: |
Funding Organization | Location | Grant Number |
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National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) | United States | NS003164 |