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6wwp

Apo KIF14[391-743] in complex with a microtubule

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Tubulin alpha-1B chain

OrganismNot specified

UniProt Q2XVP4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Tubulin beta-2B chain × 1 （A0A287AGU7） Kinesin-like protein KIF14 × 1 （L0N7N1） GUANOSINE-5'-TRIPHOSPHATE × 1 MAGNESIUM ION × 1 GUANOSINE-5'-DIPHOSPHATE × 1 TAXOL × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3j8x 3j8y 3jak 3jal 3jar 3jas 3jat 3jaw 4zhq 4zi7 4zol 5ca0

244 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name TBA1B_PIG
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–451； UniProt 1–451

Tubulin beta-2B chain

OrganismNot specified

UniProt A0A287AGU7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Tubulin alpha-1B chain × 1 （Q2XVP4） Kinesin-like protein KIF14 × 1 （L0N7N1） GUANOSINE-5'-TRIPHOSPHATE × 1 MAGNESIUM ION × 1 GUANOSINE-5'-DIPHOSPHATE × 1 TAXOL × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
5xiw 5xkf 5xkg 5yl2 5ylj 5yls 6br1 6brf 6bry 6bs2 6d88 6kpp

99 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name A0A287AGU7_PIG
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–445； UniProt 1–445

Kinesin-like protein KIF14

Mus musculus

UniProt L0N7N1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Tubulin alpha-1B chain × 1 （Q2XVP4） Tubulin beta-2B chain × 1 （A0A287AGU7） GUANOSINE-5'-TRIPHOSPHATE × 1 MAGNESIUM ION × 1 GUANOSINE-5'-DIPHOSPHATE × 1 TAXOL × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
4ozq 4ozq 6wwe 6wwf 6wwg 6wwh 6wwi 6wwj 6wwk 6wwl 6wwm 6wwn

22 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name KIF14_MOUSE
Isoform —
PDB entities 3
Chains and sequence ranges Author chain K； PDBConstruct 6–358； UniProt 391–743

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id6wwp
Deposition date deposition_date2020-05-09
Structure title titleApo KIF14[391-743] in complex with a microtubule
Keywords keywordsKIF14, kinesin, motility, microtubule, tubulin, MOTOR PROTEIN; MOTOR PROTEIN
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6wwp__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6wwp__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

6wwp__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）34.15 Å
Rg (electron density)33.42 Å
Total Rg33.95 Å
Atom count9633
Residues1213
Excluded volume170150 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6wwp__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (7)

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6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (5 domains)

Domain ID domain_idd6wwpa1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.32 — Tubulin nucleotide-binding domain-like
Superfamily Superfamily superfamilyc.32.1 — Tubulin nucleotide-binding domain-like
Family Family familyc.32.1.1 — Tubulin, GTPase domain
Domain ID domain_idd6wwpa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamilyd.79.2 — Tubulin C-terminal domain-like
Family Family familyd.79.2.1 — Tubulin, C-terminal domain
Domain ID domain_idd6wwpb1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.32 — Tubulin nucleotide-binding domain-like
Superfamily Superfamily superfamilyc.32.1 — Tubulin nucleotide-binding domain-like
Family Family familyc.32.1.1 — Tubulin, GTPase domain
Domain ID domain_idd6wwpb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamilyd.79.2 — Tubulin C-terminal domain-like
Family Family familyd.79.2.1 — Tubulin, C-terminal domain
Domain ID domain_idd6wwpk_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.0 — automated matches
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7. Citations (1)