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1e94

HslV-HslU from E.coli

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

HEAT SHOCK PROTEIN HSLV

ESCHERICHIA COLI

UniProt P31059

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 12 water × 12 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 12 water × 12 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers
1e94 1e94 1hqy

3 assemblies

Heteromeric or nucleic-acid complex
1hqy

1 assemblies

View Construct and Data Evidence
UniProt name HSLV_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–175； UniProt 1–175 Author chain B； PDBConstruct 1–175； UniProt 1–175 Author chain C； PDBConstruct 1–175； UniProt 1–175 Author chain D； PDBConstruct 1–175； UniProt 1–175

HEAT SHOCK PROTEIN HSLU

ESCHERICHIA COLI

UniProt P32168

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
3 Protein homooligomer Homooligomer Protein 6 PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 6 water × 6 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers
1e94

1 assemblies

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name HSLU_ECOLI
Isoform —
PDB entities 2
Chains and sequence ranges Author chain E； PDBConstruct 8–449； UniProt 2–443 Author chain F； PDBConstruct 8–449； UniProt 2–443

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_id1e94
Deposition date deposition_date2000-10-07
Structure title titleHslV-HslU from E.coli
Keywords keywordsCHAPERONE, HSLVU, CLPQY, AAA-ATPASE, ATP-DEPENDENT PROTEOLYSIS, PROTEASOME; CHAPERONE
Experimental Method methodX-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.

1e94__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1e94__assembly_3__model_1 | I(q)

10-2 10-1 106 107 108 109 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1e94__assembly_3__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）43.66 Å
Rg (electron density)42.80 Å
Total Rg43.06 Å
Atom count19287
Residues2451
Excluded volume342170 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1e94__assembly_1__model_1 dodecameric （12） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1e94__assembly_2__model_1 dodecameric （12） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 1e94__assembly_3__model_1 hexameric （6） 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 (4)

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6. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd1e94a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.153 — Ntn hydrolase-like
Superfamily Superfamily superfamilyd.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family familyd.153.1.4 — Proteasome subunits
Domain ID domain_idd1e94b_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.153 — Ntn hydrolase-like
Superfamily Superfamily superfamilyd.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family familyd.153.1.4 — Proteasome subunits
Domain ID domain_idd1e94c_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.153 — Ntn hydrolase-like
Superfamily Superfamily superfamilyd.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family familyd.153.1.4 — Proteasome subunits
Domain ID domain_idd1e94d_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.153 — Ntn hydrolase-like
Superfamily Superfamily superfamilyd.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family familyd.153.1.4 — Proteasome subunits
Domain ID domain_idd1e94e1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1e94e2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd1e94f1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1e94f2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (10 domains)

Domain ID domain_id1e94A00
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_id1e94B00
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_id1e94C00
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_id1e94D00
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_id1e94E01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1e94E02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily10 — Ubiquitin-associated (UBA) domain
Domain ID domain_id1e94E03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
Domain ID domain_id1e94F01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1e94F02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily10 — Ubiquitin-associated (UBA) domain
Domain ID domain_id1e94F03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
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7. Citations (5)