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5jtn

The structure of chaperone SecB in complex with unstructured proPhoA binding site c

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Protein-export protein SecB

Escherichia coli O157:H7

UniProt P0AG88

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 6 Alkaline phosphatase × 2 （P00634） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
5jtl 5jtn 5jto 5jtp 5jtq 5jtr

6 assemblies

View Construct and Data Evidence
UniProt name SECB_ECO57
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–155； UniProt 1–155 Author chain B； PDBConstruct 1–155； UniProt 1–155 Author chain C； PDBConstruct 1–155； UniProt 1–155 Author chain D； PDBConstruct 1–155； UniProt 1–155

Alkaline phosphatase

Escherichia coli (strain K12)

UniProt P00634

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 6 Protein-export protein SecB × 4 （P0AG88） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1aja 1ajb 1ajc 1ajd 1alh 1ali 1alj 1alk 1ani 1anj 1b8j 1ed8

46 assemblies; showing the first 12

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
2mlz 3dpc 5jtl 5jtm 5jtn 5jto 5jtp 6ppt 6pq2 6pqe 6pqm 6pri

22 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name PPB_ECOLI
Isoform —
PDB entities 2
Chains and sequence ranges Author chain E； PDBConstruct 1–55； UniProt 91–145 Author chain F； PDBConstruct 1–55； UniProt 91–145

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_id5jtn
Deposition date deposition_date2016-05-09
Structure title titleThe structure of chaperone SecB in complex with unstructured proPhoA binding site c
Keywords keywordsMolecular Chaperone, CHAPERONE-HYDROLASE complex; CHAPERONE/HYDROLASE
Experimental Method methodSOLUTION NMR
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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.

5jtn__assembly_1__model_1

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

Download this curve (.dat)

5jtn__assembly_1__model_1 | I(q)

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

5jtn__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）29.22 Å
Rg (electron density)27.70 Å
Total Rg28.48 Å
Atom count11068
Residues730
Excluded volume99875 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5jtn__assembly_1__model_1 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 5jtn__assembly_1__model_2 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 5jtn__assembly_1__model_3 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 5jtn__assembly_1__model_4 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 5jtn__assembly_1__model_5 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 5jtn__assembly_1__model_6 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 5jtn__assembly_1__model_7 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 5jtn__assembly_1__model_8 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 5jtn__assembly_1__model_9 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 5jtn__assembly_1__model_10 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 5jtn__assembly_1__model_11 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 5jtn__assembly_1__model_12 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 5jtn__assembly_1__model_13 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 5jtn__assembly_1__model_14 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 5jtn__assembly_1__model_15 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 5jtn__assembly_1__model_16 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 5jtn__assembly_1__model_17 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 5jtn__assembly_1__model_18 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 5jtn__assembly_1__model_19 hexameric （6） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 5jtn__assembly_1__model_20 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 (2)

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd5jtna_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.33 — SecB-like
Superfamily Superfamily superfamilyd.33.1 — SecB-like
Family Family familyd.33.1.0 — automated matches
Domain ID domain_idd5jtnb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.33 — SecB-like
Superfamily Superfamily superfamilyd.33.1 — SecB-like
Family Family familyd.33.1.0 — automated matches
Domain ID domain_idd5jtnc_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.33 — SecB-like
Superfamily Superfamily superfamilyd.33.1 — SecB-like
Family Family familyd.33.1.0 — automated matches
Domain ID domain_idd5jtnd_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.33 — SecB-like
Superfamily Superfamily superfamilyd.33.1 — SecB-like
Family Family familyd.33.1.0 — automated matches

CATH v4.4 (4 domains)

Domain ID domain_id5jtnA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology420 — Bacterial Protein-export protein SecB
Homologous superfamily homologous superfamily10 — SecB-like
Domain ID domain_id5jtnB00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology420 — Bacterial Protein-export protein SecB
Homologous superfamily homologous superfamily10 — SecB-like
Domain ID domain_id5jtnC00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology420 — Bacterial Protein-export protein SecB
Homologous superfamily homologous superfamily10 — SecB-like
Domain ID domain_id5jtnD00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology420 — Bacterial Protein-export protein SecB
Homologous superfamily homologous superfamily10 — SecB-like
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7. Citations (1)