8rg0

Structure of human eIF3 core from closed 48S translation initiation complex

Method: ELECTRON MICROSCOPY Dmax: 208.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Eukaryotic translation initiation factor 3 subunit K

OrganismNot specified

UniProt Q9UBQ5

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain 3; UniProt 1–218 Not recorded Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 28 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3K_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain 3; PDBConstruct 1–218; UniProt 1–218

Eukaryotic translation initiation factor 3 subunit F

OrganismNot specified

UniProt O00303

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain 4; UniProt 1–357 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

25 other PDB entries and 25 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3F_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain 4; PDBConstruct 1–357; UniProt 1–357

Eukaryotic translation initiation factor 3 subunit L

OrganismNot specified

UniProt Q9Y262

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain 5; UniProt 1–564 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3L_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain 5; PDBConstruct 1–564; UniProt 1–564

Eukaryotic translation initiation factor 3 subunit M

OrganismNot specified

UniProt Q7L2H7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain 6; UniProt 1–374 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3M_HUMAN
Isoform
PDB entities 4
Chains and sequence ranges Author chain 6; PDBConstruct 1–374; UniProt 1–374

Eukaryotic translation initiation factor 3 subunit H

OrganismNot specified

UniProt O15372

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain 8; UniProt 1–352 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

25 other PDB entries and 25 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3H_HUMAN
Isoform
PDB entities 6
Chains and sequence ranges Author chain 8; PDBConstruct 1–352; UniProt 1–352

40S ribosomal protein S27

OrganismNot specified

UniProt P42677

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain H; UniProt 1–84 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

199 other PDB entries and 204 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS27_HUMAN
Isoform
PDB entities 8
Chains and sequence ranges Author chain H; PDBConstruct 1–84; UniProt 1–84

40S ribosomal protein S13

OrganismNot specified

UniProt P62277

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain I; UniProt 1–151 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

199 other PDB entries and 204 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS13_HUMAN
Isoform
PDB entities 9
Chains and sequence ranges Author chain I; PDBConstruct 1–151; UniProt 1–151

40S ribosomal protein S17

OrganismNot specified

UniProt P08708

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain M; UniProt 1–135 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

199 other PDB entries and 204 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS17_HUMAN
Isoform
PDB entities 10
Chains and sequence ranges Author chain M; PDBConstruct 1–135; UniProt 1–135

40S ribosomal protein SA

OrganismNot specified

UniProt P08865

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain N; UniProt 1–295 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

192 other PDB entries and 197 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RSSA_HUMAN
Isoform
PDB entities 11
Chains and sequence ranges Author chain N; PDBConstruct 1–295; UniProt 1–295

40S ribosomal protein S3a

OrganismNot specified

UniProt P61247

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain O; UniProt 1–264 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

199 other PDB entries and 204 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS3A_HUMAN
Isoform
PDB entities 12
Chains and sequence ranges Author chain O; PDBConstruct 1–264; UniProt 1–264

40S ribosomal protein S14

OrganismNot specified

UniProt P62263

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain P; UniProt 1–151 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

197 other PDB entries and 202 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS14_HUMAN
Isoform
PDB entities 13
Chains and sequence ranges Author chain P; PDBConstruct 1–151; UniProt 1–151

40S ribosomal protein S26

OrganismNot specified

UniProt P62854

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain Q; UniProt 1–115 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

175 other PDB entries and 180 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS26_HUMAN
Isoform
PDB entities 14
Chains and sequence ranges Author chain Q; PDBConstruct 1–115; UniProt 1–115

40S ribosomal protein S28

OrganismNot specified

UniProt P62857

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain n; UniProt 1–69 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

197 other PDB entries and 202 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RS28_HUMAN
Isoform
PDB entities 15
Chains and sequence ranges Author chain n; PDBConstruct 1–69; UniProt 1–69

Eukaryotic translation initiation factor 3 subunit A

OrganismNot specified

UniProt Q14152

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain u; UniProt 1–1382 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3A_HUMAN
Isoform
PDB entities 16
Chains and sequence ranges Author chain u; PDBConstruct 1–1382; UniProt 1–1382

Eukaryotic translation initiation factor 3 subunit E

OrganismNot specified

UniProt P60228

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain v; UniProt 1–445 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3E_HUMAN
Isoform
PDB entities 17
Chains and sequence ranges Author chain v; PDBConstruct 1–445; UniProt 1–445

Eukaryotic translation initiation factor 3 subunit D

OrganismNot specified

UniProt O15371

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain x; UniProt 1–548 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit C × 1 (Q99613) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

27 other PDB entries and 27 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3D_HUMAN
Isoform
PDB entities 18
Chains and sequence ranges Author chain x; PDBConstruct 1–548; UniProt 1–548

Eukaryotic translation initiation factor 3 subunit C

OrganismNot specified

UniProt Q99613

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein–RNA Heteromer Protein × 17 RNA 2 PDB declaration: 19-meric(19) Consistent with all polymer counts Chain y; UniProt 1–913 Not recorded Eukaryotic translation initiation factor 3 subunit K × 1 (Q9UBQ5) Eukaryotic translation initiation factor 3 subunit F × 1 (O00303) Eukaryotic translation initiation factor 3 subunit L × 1 (Q9Y262) Eukaryotic translation initiation factor 3 subunit M × 1 (Q7L2H7) mRNA × 1 Eukaryotic translation initiation factor 3 subunit H × 1 (O15372) 18S rRNA × 1 40S ribosomal protein S27 × 1 (P42677) 40S ribosomal protein S13 × 1 (P62277) 40S ribosomal protein S17 × 1 (P08708) 40S ribosomal protein SA × 1 (P08865) 40S ribosomal protein S3a × 1 (P61247) 40S ribosomal protein S14 × 1 (P62263) 40S ribosomal protein S26 × 1 (P62854) 40S ribosomal protein S28 × 1 (P62857) Eukaryotic translation initiation factor 3 subunit A × 1 (Q14152) Eukaryotic translation initiation factor 3 subunit E × 1 (P60228) Eukaryotic translation initiation factor 3 subunit D × 1 (O15371) MG MAGNESIUM ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE;Manual blotting & plunge-freezing Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

26 other PDB entries and 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EIF3C_HUMAN
Isoform
PDB entities 19
Chains and sequence ranges Author chain y; PDBConstruct 1–913; UniProt 1–913

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.

SAXS scattering curve SAXS Profile

SAXS profile for 8rg0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8rg0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8rg0
Deposition date deposition_date2023-12-13
Structure title titleStructure of human eIF3 core from closed 48S translation initiation complex
Keywords keywordsRIBOSOME, TRANSLATION, initiation, 48S, eIF, human, eukaryotic, factor, codon, scanning, open, reading; RIBOSOME
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier63.38
Radius of gyration Rg (electron density) rg_electron62.57
Forward intensity I(0) i03558670000.00
Molecular weight molecular_weight447610.0 kDa
Excluded volume excluded_volume537180 ų
Envelope volume envelope_volume928230 ų
Hydration-shell volume shell_volume123800 ų
Envelope diameter envelope_diameter207.3
Shell Rg shell_rg63.60
Envelope Rg envelope_rg60.90
Shape Rg shape_rg62.57
Total Rg total_rg62.58
Total atoms total_atoms31340
Residues n_residues4085
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax208.3
Rg (real space) rg_real63.39
Rg uncertainty (real space) rg_real_error2.41
I(0) (real space) i0_real3.5590e+09
I(0) uncertainty (real space) i0_real_error8.6130e+07
Rg (reciprocal space) rg_reciprocal63.33
I(0) (reciprocal space) i0_reciprocal3558000000.0000
Solution quality estimate total_estimate0.8688
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary66.7
Skewness Skewness skewness0.252
Kurtosis Kurtosis kurtosis-0.627
Angular range angular_range— – 0.1250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha244400000.0000
Real-space data points n_real_points26
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.532

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (21)

8. Citations (1)

9. Files and Curves (10)