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3cm8

A RNA polymerase subunit structure from virus

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

Polymerase acidic protein

Influenza A virus

UniProt Q9EA60

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 peptide from RNA-directed RNA polymerase catalytic subunit × 1 （Q9WLS3） water × 1 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
3cm8

1 assemblies

View Construct and Data Evidence
UniProt name Q9EA60_9INFA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 11–471； UniProt 256–716

peptide from RNA-directed RNA polymerase catalytic subunit

Influenza A virus

UniProt Q9WLS3

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 Polymerase acidic protein × 1 （Q9EA60） water × 1 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
3cm8 7wt4 7wt4

3 assemblies

View Construct and Data Evidence
UniProt name RDRP_I97A1
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 6–30； UniProt 1–25

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_id3cm8
Deposition date deposition_date2008-03-21
Structure title titleA RNA polymerase subunit structure from virus
Keywords keywords;Protein-peptide Complex, Nucleotide-binding, Nucleotidyltransferase, RNA replication, RNA-directed RNA polymerase, Transferase, RNA BINDING PROTEIN-Transferase COMPLEX ;; RNA BINDING PROTEIN/Transferase
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.

3cm8__assembly_1__model_1

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

Download this curve (.dat)

3cm8__assembly_1__model_1 | I(q)

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

3cm8__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）25.10 Å
Rg (electron density)24.24 Å
Total Rg25.09 Å
Atom count3625
Residues451
Excluded volume65203 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3cm8__assembly_1__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) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd3cm8a_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.77 — PA C-terminal domain-like
Superfamily Superfamily superfamilye.77.1 — PA C-terminal domain-like
Family Family familye.77.1.1 — PA C-terminal domain-like
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7. Citations (1)