1yg8

The structure of a V6A variant of ClpP.

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

ATP-dependent Clp protease proteolytic subunit

Escherichia coli

UniProt P19245

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 28 No other associated polymer Consistent with protein count
2 Protein homooligomer Homooligomer Protein 14 No other associated polymer Consistent with protein count
3 Protein homooligomer Homooligomer Protein 14 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CLPP_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–193; UniProt 15–207 Author chain B; PDBConstruct 1–193; UniProt 15–207 Author chain C; PDBConstruct 1–193; UniProt 15–207 Author chain D; PDBConstruct 1–193; UniProt 15–207 Author chain E; PDBConstruct 1–193; UniProt 15–207 Author chain F; PDBConstruct 1–193; UniProt 15–207 Author chain G; PDBConstruct 1–193; UniProt 15–207 Author chain H; PDBConstruct 1–193; UniProt 15–207 Author chain I; PDBConstruct 1–193; UniProt 15–207 Author chain J; PDBConstruct 1–193; UniProt 15–207 Author chain K; PDBConstruct 1–193; UniProt 15–207 Author chain L; PDBConstruct 1–193; UniProt 15–207 Author chain M; PDBConstruct 1–193; UniProt 15–207 Author chain N; PDBConstruct 1–193; UniProt 15–207 Author chain O; PDBConstruct 1–193; UniProt 15–207 Author chain P; PDBConstruct 1–193; UniProt 15–207 Author chain Q; PDBConstruct 1–193; UniProt 15–207 Author chain R; PDBConstruct 1–193; UniProt 15–207 Author chain S; PDBConstruct 1–193; UniProt 15–207 Author chain T; PDBConstruct 1–193; UniProt 15–207 Author chain U; PDBConstruct 1–193; UniProt 15–207 Author chain V; PDBConstruct 1–193; UniProt 15–207 Author chain W; PDBConstruct 1–193; UniProt 15–207 Author chain X; PDBConstruct 1–193; UniProt 15–207 Author chain Y; PDBConstruct 1–193; UniProt 15–207 Author chain Z; PDBConstruct 1–193; UniProt 15–207 Author chain a; PDBConstruct 1–193; UniProt 15–207 Author chain b; PDBConstruct 1–193; UniProt 15–207

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_id1yg8
Deposition date deposition_date2005-01-04
Structure title titleThe structure of a V6A variant of ClpP.
Keywords keywordsEndopeptidase Clp, Caseinolytic protease, Protease Ti, Heat shock protein F21.5, HYDROLASE; HYDROLASE
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.

1yg8__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1yg8__assembly_2__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.

1yg8__assembly_2__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)43.21 Å
Rg (electron density)42.23 Å
Total Rg42.62 Å
Atom count19656
Residues2506
Excluded volume351070 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1yg8__assembly_1__model_1 28-meric (28) Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1yg8__assembly_2__model_1 tetradecameric (14) Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 1yg8__assembly_3__model_1 tetradecameric (14) 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 (1)

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6. Fold Classification (SCOP + CATH) 54 domains

SCOP 2.08 (26 domains)

Domain ID domain_idd1yg8a_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8b_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8c_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8d_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8e_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8f_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8g_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8h_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8i_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8j_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8k_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8l_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8m_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8n_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8o_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8p_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8q_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8r_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8s_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8t_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8u_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8v_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8w_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8x_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8y_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit
Domain ID domain_idd1yg8z_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.1 — Clp protease, ClpP subunit

CATH v4.4 (28 domains)

Domain ID domain_id1yg8A00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8B00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8C00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8D00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8E00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8F00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8G00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8H00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8I00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8J00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8K00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8L00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8M00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8N00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8O00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8P00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8Q00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8R00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8S00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8T00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8U00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8V00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8W00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8X00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8Y00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8Z00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8a00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Domain ID domain_id1yg8b00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
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7. Citations (1)