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2vtu

crystal structure of bacteriophage MS2 covalent coat protein dimer

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

MS2 COAT PROTEIN

ENTEROBACTERIO PHAGE MS2

UniProt P03612

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 48 No other associated polymer Consistent with protein count
2 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count
3 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1msc 2vtu 2vtu 9oh5 9oh5

5 assemblies

Homotetramer

None

Other homooligomers
1bms 1bms 1bms 1bms 1bms 1bms 1mst 1mst 1mst 1mst 1mst 1mst

47 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
1aq3 1aq3 1aq3 1aq3 1aq3 1aq3 1aq4 1aq4 1aq4 1aq4 1aq4 1aq4

157 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name COAT_BPMS2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain J； PDBConstruct 1–129； UniProt 2–130 Author chain J； PDBConstruct 130–130； UniProt 2–2 Author chain J； PDBConstruct 131–257； UniProt 4–130 Author chain L； PDBConstruct 1–129； UniProt 2–130 Author chain L； PDBConstruct 130–130； UniProt 2–2 Author chain L； PDBConstruct 131–257； UniProt 4–130

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_id2vtu
Deposition date deposition_date2008-05-15
Structure title titlecrystal structure of bacteriophage MS2 covalent coat protein dimer
Keywords keywordsMS2, VIRUS, DIMER, VIRION, OCTAHEDRON, RNA-BINDING, COAT PROTEIN, CAPSID PROTEIN; VIRUS
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.

2vtu__assembly_1__model_1

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

Download this curve (.dat)

2vtu__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 1010 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2vtu__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）71.44 Å
Rg (electron density)70.61 Å
Total Rg70.70 Å
Atom count92304
Residues12336
Excluded volume1642700 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2vtu__assembly_1__model_1 48-MERIC （48） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2vtu__assembly_1__model_2 48-MERIC （48） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 2vtu__assembly_2__model_1 dimeric （2） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
2 2 2vtu__assembly_2__model_2 dimeric （2） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3 1 2vtu__assembly_3__model_1 dimeric （2） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3 2 2vtu__assembly_3__model_2 dimeric （2） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
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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) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2vtuj1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.85 — RNA bacteriophage capsid protein
Superfamily Superfamily superfamilyd.85.1 — RNA bacteriophage capsid protein
Family Family familyd.85.1.1 — RNA bacteriophage capsid protein
Domain ID domain_idd2vtul1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.85 — RNA bacteriophage capsid protein
Superfamily Superfamily superfamilyd.85.1 — RNA bacteriophage capsid protein
Family Family familyd.85.1.1 — RNA bacteriophage capsid protein
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7. Citations (1)