8t0m

Proteasome 20S core particle from Pre1-1 Pre4-1 Double mutant

Method: ELECTRON MICROSCOPY Dmax: 171.6 Å Quality: REASONABLE

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

Proteasome subunit alpha type-1

OrganismNot specified

UniProt P21243

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain A; UniProt 1–252 Chain O; UniProt 1–252 Not recorded Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

374 other PDB entries and 375 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA1_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–252; UniProt 1–252 Author chain O; PDBConstruct 1–252; UniProt 1–252

Proteasome subunit alpha type-2

OrganismNot specified

UniProt P23639

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain B; UniProt 1–250 Chain P; UniProt 1–250 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

373 other PDB entries and 374 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA2_YEAST
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–250; UniProt 1–250 Author chain P; PDBConstruct 1–250; UniProt 1–250

Proteasome subunit alpha type-3

OrganismNot specified

UniProt P23638

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain C; UniProt 1–258 Chain Q; UniProt 1–258 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

371 other PDB entries and 372 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA3_YEAST
Isoform
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–258; UniProt 1–258 Author chain Q; PDBConstruct 1–258; UniProt 1–258

Proteasome subunit alpha type-4

OrganismNot specified

UniProt P40303

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain D; UniProt 1–254 Chain R; UniProt 1–254 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

373 other PDB entries and 374 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA4_YEAST
Isoform
PDB entities 4
Chains and sequence ranges Author chain D; PDBConstruct 1–254; UniProt 1–254 Author chain R; PDBConstruct 1–254; UniProt 1–254

Proteasome subunit alpha type-5

OrganismNot specified

UniProt P32379

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain E; UniProt 1–260 Chain S; UniProt 1–260 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

373 other PDB entries and 375 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA5_YEAST
Isoform
PDB entities 5
Chains and sequence ranges Author chain E; PDBConstruct 1–260; UniProt 1–260 Author chain S; PDBConstruct 1–260; UniProt 1–260

Proteasome subunit alpha type-6

OrganismNot specified

UniProt P40302

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain F; UniProt 1–234 Chain T; UniProt 1–234 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

371 other PDB entries and 372 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA6_YEAST
Isoform
PDB entities 6
Chains and sequence ranges Author chain F; PDBConstruct 1–234; UniProt 1–234 Author chain T; PDBConstruct 1–234; UniProt 1–234

Proteasome subunit alpha type-7

OrganismNot specified

UniProt P21242

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain G; UniProt 1–288 Chain U; UniProt 1–288 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

372 other PDB entries and 373 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSA7_YEAST
Isoform
PDB entities 7
Chains and sequence ranges Author chain G; PDBConstruct 1–288; UniProt 1–288 Author chain U; PDBConstruct 1–288; UniProt 1–288

Proteasome subunit beta type-1

OrganismNot specified

UniProt P38624

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain H; UniProt 1–215 Chain V; UniProt 1–215 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

365 other PDB entries and 366 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB1_YEAST
Isoform
PDB entities 8
Chains and sequence ranges Author chain H; PDBConstruct 1–215; UniProt 1–215 Author chain V; PDBConstruct 1–215; UniProt 1–215

Proteasome subunit beta type-2

OrganismNot specified

UniProt P25043

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain I; UniProt 1–261 Chain W; UniProt 1–261 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

358 other PDB entries and 359 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB2_YEAST
Isoform
PDB entities 9
Chains and sequence ranges Author chain I; PDBConstruct 1–261; UniProt 1–261 Author chain W; PDBConstruct 1–261; UniProt 1–261

Proteasome subunit beta type-3

OrganismNot specified

UniProt P25451

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain J; UniProt 1–205 Chain X; UniProt 1–205 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

369 other PDB entries and 370 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB3_YEAST
Isoform
PDB entities 10
Chains and sequence ranges Author chain J; PDBConstruct 1–205; UniProt 1–205 Author chain X; PDBConstruct 1–205; UniProt 1–205

Proteasome subunit beta type-4

OrganismNot specified

UniProt P22141

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain K; UniProt 1–198 Chain Y; UniProt 1–198 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

369 other PDB entries and 370 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB4_YEAST
Isoform
PDB entities 11
Chains and sequence ranges Author chain K; PDBConstruct 1–198; UniProt 1–198 Author chain Y; PDBConstruct 1–198; UniProt 1–198

Proteasome subunit beta type-5

OrganismNot specified

UniProt P30656

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain L; UniProt 1–287 Chain Z; UniProt 1–287 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-6 × 2 (P23724) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

360 other PDB entries and 361 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB5_YEAST
Isoform
PDB entities 12
Chains and sequence ranges Author chain L; PDBConstruct 1–287; UniProt 1–287 Author chain Z; PDBConstruct 1–287; UniProt 1–287

Proteasome subunit beta type-6

OrganismNot specified

UniProt P23724

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain M; UniProt 1–241 Chain a; UniProt 1–241 Not recorded Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-7 × 2 (P30657) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

359 other PDB entries and 360 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB6_YEAST
Isoform
PDB entities 13
Chains and sequence ranges Author chain M; PDBConstruct 1–241; UniProt 1–241 Author chain a; PDBConstruct 1–241; UniProt 1–241

Proteasome subunit beta type-7

OrganismNot specified

UniProt P30657

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 heterocomplex Heteromer Protein × 28 PDB declaration: 28-meric(28) Consistent with protein copy count Chain N; UniProt 1–251 Chain b; UniProt 1–251 Mutation:Deletion of 15 C-terminal Residues WDFAKDIKGYGTQKI Proteasome subunit alpha type-1 × 2 (P21243) Proteasome subunit alpha type-2 × 2 (P23639) Proteasome subunit alpha type-3 × 2 (P23638) Proteasome subunit alpha type-4 × 2 (P40303) Proteasome subunit alpha type-5 × 2 (P32379) Proteasome subunit alpha type-6 × 2 (P40302) Proteasome subunit alpha type-7 × 2 (P21242) Proteasome subunit beta type-1 × 2 (P38624) Proteasome subunit beta type-2 × 2 (P25043) Proteasome subunit beta type-3 × 2 (P25451) Proteasome subunit beta type-4 × 2 (P22141) Proteasome subunit beta type-5 × 2 (P30656) Proteasome subunit beta type-6 × 2 (P23724) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;Fluorinated Fos-Choline was added to the sample immediately prior to deposition on a grid for plunge freezing. cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.40 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.

358 other PDB entries and 359 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PSB7_YEAST
Isoform
PDB entities 14
Chains and sequence ranges Author chain N; PDBConstruct 1–251; UniProt 1–251 Author chain b; PDBConstruct 1–251; UniProt 1–251

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 8t0m

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8t0m
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8t0m
Deposition date deposition_date2023-06-01
Structure title titleProteasome 20S core particle from Pre1-1 Pre4-1 Double mutant
Keywords keywordsProteasome, core particle, HYDROLASE; HYDROLASE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier60.19
Radius of gyration Rg (electron density) rg_electron59.72
Forward intensity I(0) i06242530000.00
Molecular weight molecular_weight674520.0 kDa
Excluded volume excluded_volume847190 ų
Envelope volume envelope_volume1211800 ų
Hydration-shell volume shell_volume164500 ų
Envelope diameter envelope_diameter187.2
Shell Rg shell_rg67.04
Envelope Rg envelope_rg57.06
Shape Rg shape_rg59.70
Total Rg total_rg59.91
Total atoms total_atoms47538
Residues n_residues6102
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 dmax171.6
Rg (real space) rg_real59.88
Rg uncertainty (real space) rg_real_error0.93
I(0) (real space) i0_real6.2430e+09
I(0) uncertainty (real space) i0_real_error1.2930e+08
Rg (reciprocal space) rg_reciprocal60.42
I(0) (reciprocal space) i0_reciprocal6248000000.0000
Solution quality estimate total_estimate0.6112
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary79.2
Skewness Skewness skewness0.184
Kurtosis Kurtosis kurtosis-0.442
Angular range angular_range— – 0.1300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha718400000.0000
Real-space data points n_real_points27
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.958; Stabil: 1.000; Sysdev: 0.025; Positv: 1.000; Valcen: 0.992; Smooth: 0.002

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (14)

7. Fold Classification (SCOP + CATH) 16 domains

CATH v4.4 (16 domains)

Domain ID domain_id8t0mB01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mC01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mD01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mE01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mG01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mH01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mI01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mM01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mP01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mQ01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mR01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mS01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mU01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mV01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0mW01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain
Domain ID domain_id8t0ma01
Class class3 — Alpha Beta
Architecture architecture60 — 4-Layer Sandwich
Topology topology20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

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9. Files and Curves (10)