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2izm

MS2-RNA HAIRPIN (C-10) COMPLEX

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

Capsid protein

Escherichia phage MS2

UniProt C0M1L4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–RNA Homooligomer Protein 180 RNA 120 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 120 water × 240 Consistent with all polymers
2 Protein–RNA Homooligomer Protein 3 RNA 2 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 2 water × 4 Consistent with all polymers
3 Protein–RNA Homooligomer Protein 15 RNA 10 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 10 water × 20 Consistent with all polymers
4 Protein–RNA Homooligomer Protein 18 RNA 12 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 12 water × 24 Consistent with all polymers
5 Protein–RNA Homooligomer Protein 3 RNA 2 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 2 water × 4 Consistent with all polymers
6 Protein–RNA Homooligomer Protein 30 RNA 20 ;5'-R(*AP*CP*AP*UP*GP*CP*GP*GP*AP*UP *CP*AP*CP*CP*CP*AP*UP*GP*U)-3' ; × 20 water × 40 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
2c4y 2c4y 2c4y 2c4y 2c4y 2c4y 2izm 2izm 2izm 2izm 2izm 2izm

12 assemblies

View Construct and Data Evidence
UniProt name C0M1L4_BPMS2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–129； UniProt 2–130 Author chain B； PDBConstruct 1–129； UniProt 2–130 Author chain C； PDBConstruct 1–129； UniProt 2–130

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_id2izm
Deposition date deposition_date2006-07-25
Structure title titleMS2-RNA HAIRPIN (C-10) COMPLEX
Keywords keywords;VIRUS/RNA, VIRUS/VIRAL PROTEIN/RNA, COMPLEX (CAPSID PROTEIN-RNA HAIRPIN), VIRION PROTEIN, CAPSID PROTEIN, STRUCTURAL PROTEIN, CAPSID, HAIRPIN, LEVIVIRUS, RNA-BINDING, VIRUS-RNA complex ;; VIRUS/RNA
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.

2izm__assembly_1__model_1

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

Download this curve (.dat)

2izm__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 1010 1011 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2izm__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）0.00 Å
Rg (electron density)119.50 Å
Total Rg119.30 Å
Atom count206340
Residues24780
Excluded volume3555500 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2izm__assembly_1__model_1 300-MERIC （300） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 2izm__assembly_2__model_1 pentameric （5） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3 1 2izm__assembly_3__model_1 25-meric （25） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4 1 2izm__assembly_4__model_1 30-meric （30） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5 1 2izm__assembly_5__model_1 pentameric （5） Excluded — —
Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
6 1 2izm__assembly_6__model_1 50-meric （50） 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 (3)

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd2izma_
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_idd2izmb_
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_idd2izmc_
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

CATH v4.4 (3 domains)

Domain ID domain_id2izmA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology380 — MS2 Viral Coat Protein
Homologous superfamily homologous superfamily10 — MS2 Viral Coat Protein
Domain ID domain_id2izmB00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology380 — MS2 Viral Coat Protein
Homologous superfamily homologous superfamily10 — MS2 Viral Coat Protein
Domain ID domain_id2izmC00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology380 — MS2 Viral Coat Protein
Homologous superfamily homologous superfamily10 — MS2 Viral Coat Protein
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7. Citations (1)