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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：P52298 New Search
18PDB entries
32Biological assembly
35chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method 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
1H2T Structure of the human nuclear cap-binding-complex (CBC) in complex with a cap analogue m7GpppG Deposited 2002-08-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain Z 1–156（156 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 7MG 7N-METHYL-8-HYDROGUANOSINE-5'-MONOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；0.25 TO 1 % PEG 4000, 100 MM MES PH6, 75 TO 100 MM MAGNESIUM FORMATE, pH 6.00
Resolution 2.10 Å R-free 0.269
1H2U Structure of the human nuclear cap-binding-complex (CBC) in complex with a cap analogue m7GpppG Deposited 2002-08-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain X 1–156（156 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 7MG 7N-METHYL-8-HYDROGUANOSINE-5'-MONOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；0.25 TO 1 % PEG 4000, 100 MM MES PH6, 75 TO 100 MM MAGNESIUM FORMATE, pH 6.00
Resolution 2.40 Å R-free 0.245
1H2U Structure of the human nuclear cap-binding-complex (CBC) in complex with a cap analogue m7GpppG Deposited 2002-08-16 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain Y 1–156（156 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 7MG 7N-METHYL-8-HYDROGUANOSINE-5'-MONOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；0.25 TO 1 % PEG 4000, 100 MM MES PH6, 75 TO 100 MM MAGNESIUM FORMATE, pH 6.00
Resolution 2.40 Å R-free 0.245
1H2V Structure of the human nuclear cap-binding-complex (CBC) Deposited 2002-08-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain Z 1–156（156 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；10 % PEG6000, 100 MM MES PH6, pH 6.00
Resolution 2.00 Å R-free 0.247
1H6K nuclear Cap Binding Complex Deposited 2001-06-18 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain X 22–77（56 aa） Fragment：RNP DOMAIN
Chain X 79–120（42 aa） Fragment：RNP DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；SEE REFERENCES, pH 7.50
Resolution 2.00 Å R-free 0.234
1H6K nuclear Cap Binding Complex Deposited 2001-06-18 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain Y 22–77（56 aa） Fragment：RNP DOMAIN
Chain Y 79–120（42 aa） Fragment：RNP DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；SEE REFERENCES, pH 7.50
Resolution 2.00 Å R-free 0.234
1H6K nuclear Cap Binding Complex Deposited 2001-06-18 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain Z 22–77（56 aa） Fragment：RNP DOMAIN
Chain Z 79–120（42 aa） Fragment：RNP DOMAIN
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.5；SEE REFERENCES, pH 7.50
Resolution 2.00 Å R-free 0.234
1N52 Cap Binding Complex Deposited 2002-11-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded MG MAGNESIUM ION × 1 PG4 TETRAETHYLENE GLYCOL × 1 GOL GLYCEROL × 16 GTG 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-GUANOSINE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.25；298 K；PEG 400, magnesium chloride, Tris, Glycine, Ethylene Glycol , pH 7.25, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.11 Å R-free 0.246
1N54 Cap Binding Complex m7GpppG free Deposited 2002-11-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded GOL GLYCEROL × 7 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.25；298 K；Peg 400, Magnesium chloride, glycerol, Tris, glycine, ethylene glycol, pH 7.25, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.72 Å R-free 0.282
3FEX Crystal structure of the CBC-importin alpha complex. Deposited 2008-12-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM KCl, 12% PEG 8000, 100 mM Tris-HCl pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 3.55 Å R-free 0.292
3FEX Crystal structure of the CBC-importin alpha complex. Deposited 2008-12-01 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；291 K；100 mM KCl, 12% PEG 8000, 100 mM Tris-HCl pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 3.55 Å R-free 0.292
3FEY Crystal structure of the CBC-importin alpha complex. Deposited 2008-12-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；291 K；100 mM MES, pH 6.0, and 8% PEG 4000 , VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.20 Å R-free 0.238
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain E 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 5 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain N 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 6 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain Q 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 7 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain T 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OO6 Complex of human nuclear cap-binding complex with ARS2 C-terminal peptide Deposited 2017-08-06 Assembly 8 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain W 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；CBC was mixed with an access of ARS2(827-871) in the presence of 1 mM m7GTP and subjected to gel filtration (120 mM NaCl, 5 mM beta-mercaptoethanol, 20 mM HEPES pH 7.8). The complex was concentrated to 8 mg/ml. Crystals were obtained in mother liquor containing 0.1 M sodium acetate pH 5, 8% (v/v) MPD and 0.1 M guanidine hydrochloride at 20 C.
Resolution 2.80 Å R-free 0.268
5OOB COMPLEX OF HUMAN NUCLEAR CAP-BINDING COMPLEX WITH M7GTP AND NELF-E C-TERMINAL PEPTIDE Deposited 2017-08-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.8；293 K；6 mg/ml of CBC were mixed with 500 microM m7GTP and 500 microM NELF-E peptide in 120 mM NaCl, 1 mM tris(2-carboxyethyl)phosphine, 20 mM HEPES pH 7.8. Crystals grew at 20 C in mother liquor containing 0.2 M lithium citrate and 20% (w/v) PEG 3350.
Resolution 2.79 Å R-free 0.229
5OOB COMPLEX OF HUMAN NUCLEAR CAP-BINDING COMPLEX WITH M7GTP AND NELF-E C-TERMINAL PEPTIDE Deposited 2017-08-07 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain D 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.8；293 K；6 mg/ml of CBC were mixed with 500 microM m7GTP and 500 microM NELF-E peptide in 120 mM NaCl, 1 mM tris(2-carboxyethyl)phosphine, 20 mM HEPES pH 7.8. Crystals grew at 20 C in mother liquor containing 0.2 M lithium citrate and 20% (w/v) PEG 3350.
Resolution 2.79 Å R-free 0.229
5OOB COMPLEX OF HUMAN NUCLEAR CAP-BINDING COMPLEX WITH M7GTP AND NELF-E C-TERMINAL PEPTIDE Deposited 2017-08-07 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.8；293 K；6 mg/ml of CBC were mixed with 500 microM m7GTP and 500 microM NELF-E peptide in 120 mM NaCl, 1 mM tris(2-carboxyethyl)phosphine, 20 mM HEPES pH 7.8. Crystals grew at 20 C in mother liquor containing 0.2 M lithium citrate and 20% (w/v) PEG 3350.
Resolution 2.79 Å R-free 0.229
5OOB COMPLEX OF HUMAN NUCLEAR CAP-BINDING COMPLEX WITH M7GTP AND NELF-E C-TERMINAL PEPTIDE Deposited 2017-08-07 Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain J 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.8；293 K；6 mg/ml of CBC were mixed with 500 microM m7GTP and 500 microM NELF-E peptide in 120 mM NaCl, 1 mM tris(2-carboxyethyl)phosphine, 20 mM HEPES pH 7.8. Crystals grew at 20 C in mother liquor containing 0.2 M lithium citrate and 20% (w/v) PEG 3350.
Resolution 2.79 Å R-free 0.229
6D0Y X-ray Crystal Structure of PGC-1beta C-terminus bound to the CBP80-CBP20 Cap Binding Complex Deposited 2018-04-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–156（156 aa）
Not recorded MG MAGNESIUM ION × 1 GTA P1-7-METHYLGUANOSINE-P3-ADENOSINE-5',5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；0.2 M magnesium chloride, 0.1 M Tris (pH 7.0), 10% [w/v] polyethylene glycol 8000
Resolution 2.68 Å R-free 0.240
7ABG Human pre-Bact-1 spliceosome Deposited 2020-09-07 Assembly 1 Protein–RNA Heteromer；Protein × 54 PDB declaration: 58-meric（58） Consistent with all polymers
Chain A1 1–156（156 aa）
Not recorded IHP INOSITOL HEXAKISPHOSPHATE × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTG 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-GUANOSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.9
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 7.80 Å
8BY6 Structure of the human nuclear cap-binding complex bound to NCBP3(560-620) and cap-analogue m7GpppG Deposited 2022-12-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded GTG 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-GUANOSINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.19 Å
8PMP Structure of the human nuclear cap-binding complex bound to ARS2[147-871] and m7GTP Deposited 2023-06-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.43 Å
8PNT Structure of the human nuclear cap-binding complex bound to PHAX and m7G-capped RNA Deposited 2023-07-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.46 Å
8SRR Cryo-EM structure of the CBC-ALYREF complex Deposited 2023-05-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded M7G 7N-METHYL-8-HYDROGUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.22 Å
8SUY Cryo-EM structure of the human cap binding complex (CBC) Deposited 2023-05-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–156（156 aa）
Not recorded M7G 7N-METHYL-8-HYDROGUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.38 Å
9HFL Cryo-EM structure of the human snRNA export complex comprising CBC-PHAX-CRM1-RanGTP and capped-RNA Deposited 2024-11-18 Assembly 1 Protein–RNA Heteromer；Protein × 6 PDB declaration: heptameric（7） Consistent with all polymers
Chain D 1–156（156 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 GTA P1-7-METHYLGUANOSINE-P3-ADENOSINE-5',5'-TRIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.62 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.