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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：Q9UHA3 New Search
39PDB entries
39Biological assembly
39chain/assembly records
Main Difference Dimensions in This Set
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
6LSS Cryo-EM structure of a pre-60S ribosomal subunit - state preA Deposited 2020-01-20 Assembly 1 Protein–RNA Heteromer；Protein × 45 PDB declaration: 48-meric（48） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 250 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.23 Å
6LU8 Cryo-EM structure of a human pre-60S ribosomal subunit - state A Deposited 2020-01-26 Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 50-meric（50） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 247 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å
8FKP Human nucleolar pre-60S ribosomal subunit (State A1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 44 PDB declaration: 47-meric（47） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 54 ZN ZINC ION × 2 SF4 IRON/SULFUR CLUSTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the Vitrobot.
Resolution 2.85 Å
8FKQ Human nucleolar pre-60S ribosomal subunit (State A2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 40 PDB declaration: 43-meric（43） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 51 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.76 Å
8FKR Human nucleolar pre-60S ribosomal subunit (State B1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 48 PDB declaration: 51-meric（51） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 54 ZN ZINC ION × 2 SF4 IRON/SULFUR CLUSTER × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.89 Å
8FKS Human nucleolar pre-60S ribosomal subunit (State B2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 44 PDB declaration: 47-meric（47） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 61 ZN ZINC ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.88 Å
8FKT Human nucleolar pre-60S ribosomal subunit (State C1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 53-meric（53） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 64 ZN ZINC ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 SF4 IRON/SULFUR CLUSTER × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.81 Å
8FKU Human nucleolar pre-60S ribosomal subunit (State C2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 50-meric（50） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 58 ZN ZINC ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.82 Å
8FKV Human nucleolar pre-60S ribosomal subunit (State D1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 53 PDB declaration: 56-meric（56） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 65 ZN ZINC ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 SF4 IRON/SULFUR CLUSTER × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.47 Å
8FKW Human nucleolar pre-60S ribosomal subunit (State D2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 53-meric（53） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 59 ZN ZINC ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.50 Å
8FKX Human nucleolar pre-60S ribosomal subunit (State E) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 53-meric（53） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 61 ZN ZINC ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.59 Å
8FKY Human nucleolar pre-60S ribosomal subunit (State F) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 56 PDB declaration: 59-meric（59） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 70 ZN ZINC ION × 3 ADP ADENOSINE-5'-DIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.67 Å
8FKZ Human nucleolar pre-60S ribosomal subunit (State G) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 48 PDB declaration: 51-meric（51） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 64 ZN ZINC ION × 4 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 3.04 Å
8FL0 Human nucleolar pre-60S ribosomal subunit (State H) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 29 PDB declaration: 31-meric（31） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 22 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 K POTASSIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.91 Å
8FL2 Human nuclear pre-60S ribosomal subunit (State I1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 61 PDB declaration: 65-meric（65） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 100 ZN ZINC ION × 5 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 K POTASSIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.67 Å
8FL3 Human nuclear pre-60S ribosomal subunit (State I2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 60 PDB declaration: 63-meric（63） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 100 ZN ZINC ION × 5 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 K POTASSIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.53 Å
8FL4 Human nuclear pre-60S ribosomal subunit (State I3) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 59 PDB declaration: 62-meric（62） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 99 ZN ZINC ION × 5 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 K POTASSIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.89 Å
8FL6 Human nuclear pre-60S ribosomal subunit (State J1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 56-meric（56） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.62 Å
8FL7 Human nuclear pre-60S ribosomal subunit (State J2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 51 PDB declaration: 54-meric（54） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.55 Å
8FL9 Human nuclear pre-60S ribosomal subunit (State J3) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 50-meric（50） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.75 Å
8FLA Human nuclear pre-60S ribosomal subunit (State K1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 52 PDB declaration: 56-meric（56） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.63 Å
8FLB Human nuclear pre-60S ribosomal subunit (State K2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 51 PDB declaration: 54-meric（54） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.55 Å
8FLC Human nuclear pre-60S ribosomal subunit (State K3) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 50-meric（50） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 88 ZN ZINC ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the vitrobot.
Resolution 2.76 Å
8FLD Human nuclear pre-60S ribosomal subunit (State L1) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 54-meric（54） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 87 ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the Vitrobot.
Resolution 2.58 Å
8FLE Human nuclear pre-60S ribosomal subunit (State L2) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 52-meric（52） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 87 ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the Vitrobot.
Resolution 2.48 Å
8FLF Human nuclear pre-60S ribosomal subunit (State L3) Deposited 2022-12-21 Assembly 1 Protein–RNA Heteromer；Protein × 45 PDB declaration: 48-meric（48） Consistent with all polymers
Chain SV 1–163（163 aa）
Not recorded MG MAGNESIUM ION × 87 ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE；Four applications with manual blotting before last blotting with the Vitrobot.
Resolution 2.65 Å
8IDT human nuclear pre-60S ribosomal particle - State G Deposited 2023-02-14 Assembly 1 Protein–RNA Heteromer；Protein × 48 PDB declaration: 51-meric（51） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 2 K POTASSIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
8IDY human nuclear pre-60S ribosomal particle - State F Deposited 2023-02-14 Assembly 1 Protein–RNA Heteromer；Protein × 51 PDB declaration: 54-meric（54） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8IE3 human nuclear pre-60S ribosomal particle - State E Deposited 2023-02-15 Assembly 1 Protein–RNA Heteromer；Protein × 45 PDB declaration: 48-meric（48） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8INE human nuclear pre-60S ribosomal particle - State G' Deposited 2023-03-09 Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 58-meric（58） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8INF human nuclear pre-60S ribosomal particle - State F' Deposited 2023-03-09 Assembly 1 Protein–RNA Heteromer；Protein × 57 PDB declaration: 61-meric（61） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8INK human nuclear pre-60S ribosomal particle - State D Deposited 2023-03-10 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 53-meric（53） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8IPD human nuclear pre-60S ribosomal particle - State C Deposited 2023-03-14 Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 52-meric（52） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8IPX human nuclear pre-60S ribosomal particle - State C' Deposited 2023-03-15 Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 58-meric（58） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
8IPY human nuclear pre-60S ribosomal particle - State D' Deposited 2023-03-15 Assembly 1 Protein–RNA Heteromer；Protein × 55 PDB declaration: 59-meric（59） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8IR1 human nuclear pre-60S ribosomal particle - State A Deposited 2023-03-17 Assembly 1 Protein–RNA Heteromer；Protein × 50 PDB declaration: 53-meric（53） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8IR3 human nuclear pre-60S ribosomal particle - State B' Deposited 2023-03-17 Assembly 1 Protein–RNA Heteromer；Protein × 55 PDB declaration: 59-meric（59） Consistent with all polymers
Chain 7 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
8RL2 Human pre-60S - State 5 Deposited 2024-01-02 Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 52-meric（52） Consistent with all polymers
Chain CI 1–163（163 aa）
Not recorded ZN ZINC ION × 5 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.84 Å
9QIW Human pre-60S - State 3 Deposited 2025-03-17 Assembly 1 Protein–RNA Heteromer；Protein × 48 PDB declaration: 51-meric（51） Consistent with all polymers
Chain CI 1–163（163 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ZN ZINC ION × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.04 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.