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2wa8

Structural basis of N-end rule substrate recognition in Escherichia coli by the ClpAP adaptor protein ClpS - The Phe peptide structure

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

ATP-DEPENDENT CLP PROTEASE ADAPTER PROTEIN CLPS

ESCHERICHIA COLI

UniProt P0A8Q6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 N-END RULE PEPTIDE × 1 water × 2 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 2 N-END RULE PEPTIDE × 1 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
3o2o 3o2o 3o2o 3o2o 3o2o 3o2o 3o2o 3o2o

8 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1lzw 1lzw 1mbu 1mbu 1mbv 1mbx 1mbx 1mg9 1r6o 1r6o 1r6o 1r6q

27 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name CLPS_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–106； UniProt 1–106 Author chain C； PDBConstruct 1–106； UniProt 1–106

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_id2wa8
Deposition date deposition_date2009-02-03
Structure title titleStructural basis of N-end rule substrate recognition in Escherichia coli by the ClpAP adaptor protein ClpS - The Phe peptide structure
Keywords keywordsN-END RULE, PHE PEPTIDE, CLPS, CLPA, CLPP, PEPTIDE-BINDING PROTEIN, PEPTIDE BINDING PROTEIN; PEPTIDE BINDING PROTEIN
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.

2wa8__assembly_1__model_1

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

Download this curve (.dat)

2wa8__assembly_1__model_1 | I(q)

10-2 10-1 105 106 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2wa8__assembly_1__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）15.60 Å
Rg (electron density)14.62 Å
Total Rg15.80 Å
Atom count789
Residues98
Excluded volume14240 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2wa8__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 2wa8__assembly_2__model_1 dimeric （2） 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 (3)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id2wa8A00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1390 — Ribosomal Protein L30; Chain: A,
Homologous superfamily homologous superfamily10 — Ribosomal protein L7/L12, C-terminal domain/Adaptor protein ClpS
Domain ID domain_id2wa8C01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1390 — Ribosomal Protein L30; Chain: A,
Homologous superfamily homologous superfamily10 — Ribosomal protein L7/L12, C-terminal domain/Adaptor protein ClpS
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7. Citations (1)