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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：Q9BSJ2 New Search
29PDB entries
29Biological assembly
113chain/assembly records
Main Difference Dimensions in This Set
Different construct Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
6V6B Structures of GCP2 and GCP3 in the native human gamma-tubulin ring complex Deposited 2019-12-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
6V6S Structure of the native human gamma-tubulin ring complex Deposited 2019-12-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 38 PDB declaration: 38-meric（38） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 14 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
6X0V Structure of MZT2/GCP-NHD and CDK5Rap2 at position 13 of the gamma-TuRC Deposited 2020-05-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.50 Å
7AS4 Recombinant human gTuRC Deposited 2020-10-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 33 PDB declaration: 33-meric（33） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 14 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.13 Å
7QJ0 Structure of recombinant human gamma-Tubulin Ring Complex 6-spoked assembly intermediate (spokes 7-12) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.32 Å
7QJ1 Structure of the recombinant human gamma-Tubulin Ring Complex 6-spoked assembly intermediate (spokes 7-12, homogeneous dataset) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.00 Å
7QJ2 Structure of recombinant human gamma-Tubulin Ring Complex 8-spoked assembly intermediate (spokes 5-12) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 22 PDB declaration: 22-meric（22） Consistent with protein count
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.60 Å
7QJ3 Structure of recombinant human gamma-Tubulin Ring Complex 8-spoked assembly intermediate (spokes 7-14) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 22 PDB declaration: 22-meric（22） Consistent with protein count
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.60 Å
7QJ4 Structure of recombinant human gamma-Tubulin Ring Complex 10-spoked assembly intermediate (spokes 5-14) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 28 PDB declaration: 28-meric（28） Consistent with protein count
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 9.00 Å
7QJ5 Structure of recombinant human gamma-Tubulin Ring Complex (spokes 1-14) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 41 PDB declaration: 41-meric（41） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.70 Å
7QJ6 Structure of recombinant human gamma-Tubulin Ring Complex 10-spoked assembly intermediate (spokes 3-12, substoichiometric spokes 13-14) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 31 PDB declaration: 31-meric（31） Consistent with protein count
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.80 Å
7QJ7 Structure of recombinant human gamma-Tubulin Ring Complex 12-spoked assembly intermediate (spokes 1-12 substoichiometric spokes 13-14) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 37 PDB declaration: 37-meric（37） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.70 Å
7QJ8 Structure of recombinant human gamma-Tubulin Ring Complex 12-spoked assembly intermediate (spokes 3-14, substoichiometric spokes 1-2) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 35 PDB declaration: 35-meric（35） Consistent with protein count
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.70 Å
7QJ9 Structure of recombinant human gamma-Tubulin Ring Complex 10-spoked assembly intermediate (spokes 3-12, homogeneous dataset) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 31 PDB declaration: 31-meric（31） Consistent with protein count
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.10 Å
7QJA Structure of recombinant human gamma-Tubulin Ring Complex 12-spoked assembly intermediate (spokes 1-12, homogeneous dataset) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 37 PDB declaration: 37-meric（37） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 9.20 Å
7QJB Structure of recombinant human gamma-Tubulin Ring Complex 12-spoked assembly intermediate (spokes 3-14, homogeneous dataset) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 35 PDB declaration: 35-meric（35） Consistent with protein count
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 9.20 Å
7QJC Structure of recombinant human gamma-Tubulin Ring Complex (spokes 1-14, homogeneous dataset) Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 41 PDB declaration: 41-meric（41） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 16.10 Å
7QJD Structure of recombinant human gamma-Tubulin Ring Complex without actin Deposited 2021-12-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 42 PDB declaration: 42-meric（42） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.10 Å
8Q62 Early closed conformation of the g-tubulin ring complex Deposited 2023-08-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 28 PDB declaration: 28-meric（28） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.9
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.72 Å
8RX1 CryoEM structure of the gTuRC-CM1dim complex Deposited 2024-02-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 45 PDB declaration: 45-meric（45） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain M 1–902（902 aa）
Chain f 1–902（902 aa）
Chain k 1–902（902 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.57 Å
8VRD Rigid body fitted model for free recombinant gamma tubulin ring complex. Deposited 2024-01-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 34 PDB declaration: 34-meric（34） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.00 Å
8VRJ Rigid body fitted model for gamma tubulin ring complex capped microtubule Deposited 2024-01-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 60 PDB declaration: 60-meric（60） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.70 Å
8VRK Rigid body fitted model for refined density map of gamma tubulin ring complex capped microtubule Deposited 2024-01-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 60 PDB declaration: 60-meric（60） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 6.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 8.50 Å
9H9P Spokes 12 and 13 of the human gamma-tubulin ring complex in complex with CDK5RAP2 and docked MZT2/GCP2-NHD module Deposited 2024-10-31 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain M 1–930（930 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.50 Å
9I8G Inwards conformation' of the human gamma-TuRC from purified centrosomes obtained by rigid body docking Deposited 2025-02-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 33 PDB declaration: 33-meric（33） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 14 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 22.40 Å
9I8H Outwards conformation' of the human gamma-TuRC from purified centrosomes obtained by rigid body docking Deposited 2025-02-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 33 PDB declaration: 33-meric（33） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain E 1–902（902 aa）
Chain G 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 14 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 23.20 Å
9QVM Cryo-EM reconstruction of the NEDD1 anchor protein and CDK5RAP2 bound to the gamma-tubulin ring complex Deposited 2025-04-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 48 PDB declaration: 48-meric（48） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 6.80 Å
9QVN Cryo-EM reconstruction of the NEDD1 anchor protein bound to the gamma-tubulin ring complex Deposited 2025-04-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 45 PDB declaration: 45-meric（45） Consistent with protein count
Chain A 1–930（930 aa）
Chain C 1–930（930 aa）
Chain E 1–930（930 aa）
Chain G 1–930（930 aa）
Chain M 1–930（930 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.70 Å
9SMX CM1-activated gTuRC in complex with nascent alpha-E254D mutant microtubules Deposited 2025-09-09 Assembly 1 Insufficient information Heteromer；Protein × 73 PDB declaration: 73-meric（73） Consistent with protein count
Chain A 1–902（902 aa）
Chain C 1–902（902 aa）
Chain CN 1–902（902 aa）
Chain E 1–902（902 aa）
Chain EN 1–902（902 aa）
Chain G 1–902（902 aa）
Chain GN 1–902（902 aa）
Chain M 1–902（902 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 11 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.9
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.67 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.