2ga9

Crystal Structure of the Heterodimeric Vaccinia Virus Polyadenylate Polymerase with Bound ATP-gamma-S

Method: X-RAY DIFFRACTION Dmax: 86.7 Å Quality: EXCELLENT

1. Protein Identity and Related Structures Protein Identity & Related Structures

;Cap-specific mRNA (nucleoside-2'-O-)-methyltransferase ;

Vaccinia virus

UniProt P07617

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–297 Mutation:R140A K142A R143A Poly(A) polymerase catalytic subunit × 1 (P23371) CA CALCIUM ION × 2 AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.7;293 K;20% PEG 4000, 0.240 M CaCl2, 5% glycerol, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.30 Å R-free 0.260

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

21 other PDB entries and 23 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PAP2_VACCV
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–297; UniProt 1–297

Poly(A) polymerase catalytic subunit

Vaccinia virus

UniProt P23371

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 11–479 Mutation:L36S ;Cap-specific mRNA (nucleoside-2'-O-)-methyltransferase ; × 1 (P07617) CA CALCIUM ION × 2 AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.7;293 K;20% PEG 4000, 0.240 M CaCl2, 5% glycerol, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.30 Å R-free 0.260

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

5 other PDB entries and 8 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PAP1_VACCV
Isoform
PDB entities 2
Chains and sequence ranges Author chain D; PDBConstruct 1–469; UniProt 11–479

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.

SAXS scattering curve SAXS Profile

SAXS profile for 2ga9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2ga9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2ga9
Deposition date deposition_date2006-03-08
Structure title titleCrystal Structure of the Heterodimeric Vaccinia Virus Polyadenylate Polymerase with Bound ATP-gamma-S
Keywords keywordspolyadenylate polymerase, nucleotidyltransferase, poxvirus, heterodimer, processivity, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier29.13
Radius of gyration Rg (electron density) rg_electron28.09
Forward intensity I(0) i0114483000.00
Molecular weight molecular_weight86553.0 kDa
Excluded volume excluded_volume109240 ų
Envelope volume envelope_volume130720 ų
Hydration-shell volume shell_volume38069 ų
Envelope diameter envelope_diameter90.7
Shell Rg shell_rg36.16
Envelope Rg envelope_rg28.12
Shape Rg shape_rg28.08
Total Rg total_rg28.89
Total atoms total_atoms6073
Residues n_residues733
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax86.7
Rg (real space) rg_real29.02
Rg uncertainty (real space) rg_real_error0.55
I(0) (real space) i0_real1.1450e+08
I(0) uncertainty (real space) i0_real_error1.6050e+06
Rg (reciprocal space) rg_reciprocal29.06
I(0) (reciprocal space) i0_reciprocal114500000.0000
Solution quality estimate total_estimate0.9109
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.1
Skewness Skewness skewness0.183
Kurtosis Kurtosis kurtosis-0.597
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha36610000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.977; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.917

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2ga9a_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.66 — S-adenosyl-L-methionine-dependent methyltransferases
Superfamily Superfamily superfamilyc.66.1 — S-adenosyl-L-methionine-dependent methyltransferases
Family Family familyc.66.1.25 — mRNA cap methylase
Domain ID domain_idd2ga9d1
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.69 — Poly(A) polymerase catalytic subunit-like
Superfamily Superfamily superfamilye.69.1 — Poly(A) polymerase catalytic subunit-like
Family Family familye.69.1.1 — Poxvirus poly(A) polymerase catalytic subunit-like

CATH v4.4 (3 domains)

Domain ID domain_id2ga9A00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily150 — Vaccinia Virus protein VP39
Domain ID domain_id2ga9D01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1270 — Substrate Binding Domain Of Dnak; Chain:A; Domain 2
Homologous superfamily homologous superfamily320 — Poxvirus poly(A) polymerase, N domain
Domain ID domain_id2ga9D03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology460 — Beta Polymerase; domain 2
Homologous superfamily homologous superfamily60 — Poxvirus poly(A) polymerase, nucleotidyltransferase domain

8. Citations (1)

9. Files and Curves (10)