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2jz3

SOCS box elonginBC ternary complex

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

Suppressor of cytokine signaling 3

Mus musculus

UniProt O35718

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Transcription elongation factor B polypeptide 2 × 1 （Q15370） Transcription elongation factor B polypeptide 1 × 1 （P83940） 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
2bbu 2hmh 2jz3 4gl9 4gl9 4gl9 4gl9

7 assemblies

View Construct and Data Evidence
UniProt name SOCS3_MOUSE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–40； UniProt 186–225

Transcription elongation factor B polypeptide 2

Homo sapiens

UniProt Q15370

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Suppressor of cytokine signaling 3 × 1 （O35718） Transcription elongation factor B polypeptide 1 × 1 （P83940） 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
1lm8 1lqb 1lqb 1vcb 1vcb 1vcb 1vcb 2c9w 2izv 2jz3 2ma9 3dcg

479 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name ELOB_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–118； UniProt 1–118

Transcription elongation factor B polypeptide 1

Mus musculus

UniProt P83940

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 Suppressor of cytokine signaling 3 × 1 （O35718） Transcription elongation factor B polypeptide 2 × 1 （Q15370） 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
2fnj 2jz3 4jgh 4jgh 9rp9

5 assemblies

View Construct and Data Evidence
UniProt name ELOC_MOUSE
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C； PDBConstruct 1–96； UniProt 17–112

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_id2jz3
Deposition date deposition_date2007-12-27
Structure title titleSOCS box elonginBC ternary complex
Keywords keywords;socs proteins, elongins, cytokine signaling, Growth regulation, Phosphoprotein, SH2 domain, Signal transduction inhibitor, Ubl conjugation pathway, Nucleus, Transcription, Transcription regulation, signaling protein, TRANSCRIPTION INHIBITOR-TRANSCRIPTION COMPLEX ;; TRANSCRIPTION INHIBITOR/TRANSCRIPTION
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.

2jz3__assembly_1__model_19

Assembly 1 · Model 19 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2jz3__assembly_1__model_19 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2jz3__assembly_1__model_19 | 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）20.10 Å
Rg (electron density)18.62 Å
Total Rg19.60 Å
Atom count3578
Residues229
Excluded volume32003 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2jz3__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2jz3__assembly_1__model_2 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 2jz3__assembly_1__model_3 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 2jz3__assembly_1__model_4 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 2jz3__assembly_1__model_5 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 2jz3__assembly_1__model_6 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 2jz3__assembly_1__model_7 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 2jz3__assembly_1__model_8 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 2jz3__assembly_1__model_9 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 2jz3__assembly_1__model_10 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 2jz3__assembly_1__model_11 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 2jz3__assembly_1__model_12 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 2jz3__assembly_1__model_13 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 2jz3__assembly_1__model_14 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 2jz3__assembly_1__model_15 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 2jz3__assembly_1__model_16 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 2jz3__assembly_1__model_17 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 2jz3__assembly_1__model_18 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 2jz3__assembly_1__model_19 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 2jz3__assembly_1__model_20 trimeric （3） 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) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2jz3b_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.1 — Ubiquitin-like
Family Family familyd.15.1.1 — Ubiquitin-related
Domain ID domain_idd2jz3c_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.42 — POZ domain
Superfamily Superfamily superfamilyd.42.1 — POZ domain
Family Family familyd.42.1.1 — BTB/POZ domain

CATH v4.4 (2 domains)

Domain ID domain_id2jz3B01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id2jz3C00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology710 — Potassium Channel Kv1.1; Chain A
Homologous superfamily homologous superfamily10 — Potassium Channel Kv1.1; Chain A
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7. Citations (1)