5cz7

Yeast 20S proteasome beta5-T1A beta5-K81R double mutant in complex with Bortezomib, propeptide expressed in cis

Method: X-RAY DIFFRACTION

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

Proteasome subunit alpha type-2

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA2_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–250； UniProt 1–250 Author chain O； PDBConstruct 1–250； UniProt 1–250

Proteasome subunit alpha type-3

OrganismNot specified

UniProt P23638

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA3_YEAST
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–258； UniProt 1–258 Author chain P； PDBConstruct 1–258； UniProt 1–258

Proteasome subunit alpha type-4

OrganismNot specified

UniProt P40303

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA4_YEAST
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 1–254； UniProt 1–254 Author chain Q； PDBConstruct 1–254； UniProt 1–254

Proteasome subunit alpha type-5

OrganismNot specified

UniProt P32379

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA5_YEAST
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain D； PDBConstruct 1–260； UniProt 1–260 Author chain R； PDBConstruct 1–260； UniProt 1–260

Proteasome subunit alpha type-6

OrganismNot specified

UniProt P40302

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA6_YEAST
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain E； PDBConstruct 1–234； UniProt 1–234 Author chain S； PDBConstruct 1–234； UniProt 1–234

Probable proteasome subunit alpha type-7

OrganismNot specified

UniProt P21242

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA7_YEAST
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain F； PDBConstruct 1–288； UniProt 1–288 Author chain T； PDBConstruct 1–288； UniProt 1–288

Proteasome subunit alpha type-1

OrganismNot specified

UniProt P21243

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSA1_YEAST
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain G； PDBConstruct 1–252； UniProt 1–252 Author chain U； PDBConstruct 1–252； UniProt 1–252

Proteasome subunit beta type-2

OrganismNot specified

UniProt P25043

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB2_YEAST
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain H； PDBConstruct 1–232； UniProt 30–261 Author chain V； PDBConstruct 1–232； UniProt 30–261

Proteasome subunit beta type-3

OrganismNot specified

UniProt P25451

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB3_YEAST
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain I； PDBConstruct 1–205； UniProt 1–205 Author chain W； PDBConstruct 1–205； UniProt 1–205

Proteasome subunit beta type-4

OrganismNot specified

UniProt P22141

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB4_YEAST
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain J； PDBConstruct 1–198； UniProt 1–198 Author chain X； PDBConstruct 1–198； UniProt 1–198

Proteasome subunit beta type-5

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt P30656

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB5_YEAST
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain K； PDBConstruct 1–217； UniProt 71–287 Author chain Y； PDBConstruct 1–217； UniProt 71–287

Proteasome subunit beta type-6

OrganismNot specified

UniProt P23724

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） Proteasome subunit beta type-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB6_YEAST
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain L； PDBConstruct 1–222； UniProt 20–241 Author chain Z； PDBConstruct 1–222； UniProt 20–241

Proteasome subunit beta type-7

OrganismNot specified

UniProt P30657

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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-1 × 2 （P38624） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB7_YEAST
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain M； PDBConstruct 1–246； UniProt 21–266 Author chain a； PDBConstruct 1–246； UniProt 21–266

Proteasome subunit beta type-1

OrganismNot specified

UniProt P38624

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 28	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） Probable proteasome subunit alpha type-7 × 2 （P21242） Proteasome subunit alpha type-1 × 2 （P21243） 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） MAGNESIUM ION × 11 CHLORIDE ION × 4 N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE × 4 water × 28	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PSB1_YEAST
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain N； PDBConstruct 1–196； UniProt 20–215 Author chain b； PDBConstruct 1–196； UniProt 20–215

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	5cz7
Deposition date deposition_date	2015-07-31
Structure title title	Yeast 20S proteasome beta5-T1A beta5-K81R double mutant in complex with Bortezomib, propeptide expressed in cis
Keywords keywords	HYDROLASE-HYDROLASE INHIBITOR complex, Proteasome, Mutant, Inhibitor, Binding Analysis; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

5cz7__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5cz7__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5cz7__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	60.38 Å
Rg (electron density)	59.92 Å
Total Rg	60.13 Å
Atom count	49565
Residues	6354
Excluded volume	882460 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5cz7__assembly_1__model_1`	28-meric （28）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (18)

Entity 1 Entity 1 polymer

Description description	Proteasome subunit alpha type-2
Molecular weight formula_weight	27191.8 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,O
Atom count atom_count	50680

MTDRYSFSLTTFSPSGKLGQIDYALTAVKQGVTSLGIKATNGVVIATEKKSSSPLAMSETLSKVSLLTPDIGAVYSGMGPDYRVLVDKSRKVAHTSYKRIYGEYPPTKLLVSEVAKIMQEATQSGGVRPFGVSLLIAGHDEFNGFSLYQVDPSGSYFPWKATAIGKGSVAAKTFLEKRWNDELELEDAIHIALLTLKESVEGEFNGDTIELAIIGDENPDLLGYTGIPTDKGPRFRKLTSQEINDRLEAL

Entity 2 Entity 2 polymer

Description description	Proteasome subunit alpha type-3
Molecular weight formula_weight	28748.2 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,P

MGSRRYDSRTTIFSPEGRLYQVEYALESISHAGTAIGIMASDGIVLAAERKVTSTLLEQDTSTEKLYKLNDKIAVAVAGLTADAEILINTARIHAQNYLKTYNEDIPVEILVRRLSDIKQGYTQHGGLRPFGVSFIYAGYDDRYGYQLYTSNPSGNYTGWKAISVGANTSAAQTLLQMDYKDDMKVDDAIELALKTLSKTTDSSALTYDRLEFATIRKGANDGEVYQKIFKPQEIKDILVKTGITKKDEDEEADEDMK

Entity 3 Entity 3 polymer

Description description	Proteasome subunit alpha type-4
Molecular weight formula_weight	28478.1 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C,Q

MSGYDRALSIFSPDGHIFQVEYALEAVKRGTCAVGVKGKNCVVLGCERRSTLKLQDTRITPSKVSKIDSHVVLSFSGLNADSRILIEKARVEAQSHRLTLEDPVTVEYLTRYVAGVQQRYTQSGGVRPFGVSTLIAGFDPRDDEPKLYQTEPSGIYSSWSAQTIGRNSKTVREFLEKNYDRKEPPATVEECVKLTVRSLLEVVQTGAKNIEITVVKPDSDIVALSSEEINQYVTQIEQEKQEQQEQDKKKKSNH

Entity 4 Entity 4 polymer

Description description	Proteasome subunit alpha type-5
Molecular weight formula_weight	28649.1 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D,R

MFLTRSEYDRGVSTFSPEGRLFQVEYSLEAIKLGSTAIGIATKEGVVLGVEKRATSPLLESDSIEKIVEIDRHIGCAMSGLTADARSMIEHARTAAVTHNLYYDEDINVESLTQSVCDLALRFGEGASGEERLMSRPFGVALLIAGHDADDGYQLFHAEPSGTFYRYNAKAIGSGSEGAQAELLNEWHSSLTLKEAELLVLKILKQVMEEKLDENNAQLSCITKQDGFKIYDNEKTAELIKELKEKEAAESPEEADVEMS

Entity 5 Entity 5 polymer

Description description	Proteasome subunit alpha type-6
Molecular weight formula_weight	25634.0 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E,S

MFRNNYDGDTVTFSPTGRLFQVEYALEAIKQGSVTVGLRSNTHAVLVALKRNADELSSYQKKIIKCDEHMGLSLAGLAPDARVLSNYLRQQCNYSSLVFNRKLAVERAGHLLCDKAQKNTQSYGGRPYGVGLLIIGYDKSGAHLLEFQPSGNVTELYGTAIGARSQGAKTYLERTLDTFIKIDGNPDELIKAGVEAISQSLRDESLTVDNLSIAIVGKDTPFTIYDGEAVAKYI

Entity 6 Entity 6 polymer

Description description	Probable proteasome subunit alpha type-7
Molecular weight formula_weight	31575.1 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	F,T

MTSIGTGYDLSNSVFSPDGRNFQVEYAVKAVENGTTSIGIKCNDGVVFAVEKLITSKLLVPQKNVKIQVVDRHIGCVYSGLIPDGRHLVNRGREEAASFKKLYKTPIPIPAFADRLGQYVQAHTLYNSVRPFGVSTIFGGVDKNGAHLYMLEPSGSYWGYKGAATGKGRQSAKAELEKLVDHHPEGLSAREAVKQAAKIIYLAHEDNKEKDFELEISWCSLSETNGLHKFVKGDLLQEAIDFAQKEINGDDDEDEDDSDNVMSSDDENAPVATNANATTDQEGDIHLE

Entity 7 Entity 7 polymer

Description description	Proteasome subunit alpha type-1
Molecular weight formula_weight	28033.8 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G,U

MSGAAAASAAGYDRHITIFSPEGRLYQVEYAFKATNQTNINSLAVRGKDCTVVISQKKVPDKLLDPTTVSYIFCISRTIGMVVNGPIPDARNAALRAKAEAAEFRYKYGYDMPCDVLAKRMANLSQIYTQRAYMRPLGVILTFVSVDEELGPSIYKTDPAGYYVGYKATATGPKQQEITTNLENHFKKSKIDHINEESWEKVVEFAITHMIDALGTEFSKNDLEVGVATKDKFFTLSAENIEERLVAIAEQD

Entity 8 Entity 8 polymer

Description description	Proteasome subunit beta type-2
Molecular weight formula_weight	25114.5 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H,V

TTIVGVKFNNGVVIAADTRSTQGPIVADKNCAKLHRISPKIWCAGAGTAADTEAVTQLIGSNIELHSLYTSREPRVVSALQMLKQHLFKYQGHIGAYLIVAGVDPTGSHLFSIHAHGSTDVGYYLSLGSGSLAAMAVLESHWKQDLTKEEAIKLASDAIQAGIWNDLGSGSNVDVCVMEIGKDAEYLRNYLTPNVREEKQKSYKFPRGTTAVLKESIVNICDIQEEQVDITA

Entity 9 Entity 9 polymer

Description description	Proteasome subunit beta type-3
Molecular weight formula_weight	22627.8 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I,W

MSDPSSINGGIVVAMTGKDCVAIACDLRLGSQSLGVSNKFEKIFHYGHVFLGITGLATDVTTLNEMFRYKTNLYKLKEERAIEPETFTQLVSSSLYERRFGPYFVGPVVAGINSKSGKPFIAGFDLIGCIDEAKDFIVSGTASDQLFGMCESLYEPNLEPEDLFETISQALLNAADRDALSGWGAVVYIIKKDEVVKRYLKMRQD

Entity 10 Entity 10 polymer

Description description	Proteasome subunit beta type-4
Molecular weight formula_weight	22545.7 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	J,X

MDIILGIRVQDSVILASSKAVTRGISVLKDSDDKTRQLSPHTLMSFAGEAGDTVQFAEYIQANIQLYSIREDYELSPQAVSSFVRQELAKSIRSRRPYQVNVLIGGYDKKKNKPELYQIDYLGTKVELPYGAHGYSGFYTFSLLDHHYRPDMTTEEGLDLLKLCVQELEKRMPMDFKGVIVKIVDKDGIRQVDDFQAQ

Entity 11 Entity 11 polymer

Description description	Proteasome subunit beta type-5
Molecular weight formula_weight	23831.9 kDa
EC 编号 ec_number	3.4.25.1
Mutation mutation	T1A, K81R
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K,Y

KIAHGATTLAFRFQGGIIVAVDSRATAGNWVASQTVKKVIEINPFLLGTMAGGAADCQFWETWLGSQCRLHELREKERISVAAASRILSNLVYQYKGAGLSMGTMICGYTRKEGPTIYYVDSDGTRLKGDIFCVGSGQTFAYGVLDSNYKWDLSVEDALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVGELFWKVKEEEGSFNNVIG

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

Entity 12 Entity 12 polymer

Description description	Proteasome subunit beta type-6
Molecular weight formula_weight	24883.9 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L,Z

QFNPYGDNGGTILGIAGEDFAVLAGDTRNITDYSINSRYEPKVFDCGDNIVMSANGFAADGDALVKRFKNSVKWYHFDHNDKKLSINSAARNIQHLLYGKRFFPYYVHTIIAGLDEDGKGAVYSFDPVGSYEREQCRAGGAAASLIMPFLDNQVNFKNQYEPGTNGKVKKPLKYLSVEEVIKLVRDSFTSATERHIQVGDGLEILIVTKDGVRKEFYELKRD

Entity 13 Entity 13 polymer

Description description	Proteasome subunit beta type-7
Molecular weight formula_weight	27200.9 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M,a

TQIANAGASPMVNTQQPIVTGTSVISMKYDNGVIIAADNLGSYGSLLRFNGVERLIPVGDNTVVGISGDISDMQHIERLLKDLVTENAYDNPLADAEEALEPSYIFEYLATVMYQRRSKMNPLWNAIIVAGVQSNGDQFLRYVNLLGVTYSSPTLATGFGAHMANPLLRKVVDRESDIPKTTVQVAEEAIVNAMRVLYYRDARSSRNFSLAIIDKNTGLTFKKNLQVENMKWDFAKDIKGYGTQKI

Entity 14 Entity 14 polymer

Description description	Proteasome subunit beta type-1
Molecular weight formula_weight	21517.2 kDa
EC 编号 ec_number	3.4.25.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N,b

TSIMAVTFKDGVILGADSRTTTGAYIANRVTDKLTRVHDKIWCCRSGSAADTQAIADIVQYHLELYTSQYGTPSTETAASVFKELCYENKDNLTAGIIVAGYDDKNKGEVYTIPLGGSVHKLPYAIAGSGSTFIYGYCDKNFRENMSKEETVDFIKHSLSQAIKWDGSSGGVIRMVVLTAAGVERLIFYPDEYEQL

Entity 15 Entity 15 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	11

Entity 16 Entity 16 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 17 Entity 17 non-polymer

Description description	N-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE
Molecular weight formula_weight	384.2 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 18 Entity 18 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	1115

▼

6. Fold Classification (SCOP + CATH) 56 domains

SCOP 2.08 (28 domains)

Domain ID domain_id	d5cz7a_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7b_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7c1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7c2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d5cz7d_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7e_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7f_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7g_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7h_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7i_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7j_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7k_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7l_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7m_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7n_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7o_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7p_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7q1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7q2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d5cz7r_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7s_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7t_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7u_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7v_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7w_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7x_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7y_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d5cz7z_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

CATH v4.4 (28 domains)

Domain ID domain_id	5cz7A00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7B00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7C00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7D00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7E00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7F00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7G00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7H00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7I00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7J00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7K00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7L00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7M00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7N00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7O00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7P00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7Q00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7R00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7S00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7T00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7U00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7V00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7W00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7X00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7Y00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7Z00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7a00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	5cz7b00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

▶

Unit-cell length a length_a	136.090 Å
Unit-cell length b length_b	301.660 Å
Unit-cell length c length_c	145.510 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	113.44 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	15.000 Å
R factor r_factor	0.1980
R_work r_work	0.1971
R_free r_free	0.2151

Yeast 20S proteasome beta5-T1A beta5-K81R double mutant in complex with Bortezomib, propeptide expressed in cis

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

Proteasome subunit alpha type-2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit alpha type-3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit alpha type-4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit alpha type-5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit alpha type-6

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Probable proteasome subunit alpha type-7

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit alpha type-1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit beta type-2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit beta type-3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Proteasome subunit beta type-4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer