1l9k

dengue methyltransferase

Method: X-RAY DIFFRACTION Dmax: 71.8 Å Quality: REASONABLE

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

RNA-DIRECTED RNA POLYMERASE

Dengue virus

UniProt P12823

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 2492–2784 Fragment:NS5 N-terminal domain Mutation:V135I, K139R, N173S, P188S, R193K, T196A, Y201H SO4 SULFATE ION × 5 SAH S-ADENOSYL-L-HOMOCYSTEINE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.8;291 K;sodium citrate 100mM, lithium sulfate 1.2 M, ammonium sulfate 0.5 M, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.40 Å R-free 0.257
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 2492–2784 Fragment:NS5 N-terminal domain Mutation:V135I, K139R, N173S, P188S, R193K, T196A, Y201H SO4 SULFATE ION × 10 SAH S-ADENOSYL-L-HOMOCYSTEINE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.8;291 K;sodium citrate 100mM, lithium sulfate 1.2 M, ammonium sulfate 0.5 M, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.40 Å R-free 0.257

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.

9 other PDB entries and 22 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_DEN2P
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 13–305; UniProt 2492–2784

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 1l9k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1l9k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1l9k
Deposition date deposition_date2002-03-25
Structure title titledengue methyltransferase
Keywords keywordsmethyltransferase fold, complex with s-adenosyl-l-homocysteine, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.22
Radius of gyration Rg (electron density) rg_electron18.24
Forward intensity I(0) i017404700.00
Molecular weight molecular_weight29950.0 kDa
Excluded volume excluded_volume36864 ų
Envelope volume envelope_volume42562 ų
Hydration-shell volume shell_volume19279 ų
Envelope diameter envelope_diameter66.4
Shell Rg shell_rg24.76
Envelope Rg envelope_rg18.61
Shape Rg shape_rg18.25
Total Rg total_rg19.11
Total atoms total_atoms2093
Residues n_residues261
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 dmax71.8
Rg (real space) rg_real19.11
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real1.7400e+07
I(0) uncertainty (real space) i0_real_error2.2540e+05
Rg (reciprocal space) rg_reciprocal19.12
I(0) (reciprocal space) i0_reciprocal17400000.0000
Solution quality estimate total_estimate0.5803
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary24.9
Skewness Skewness skewness0.207
Kurtosis Kurtosis kurtosis-0.312
Angular range angular_range— – 0.4150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5434000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.569; Stabil: 1.000; Sysdev: 0.295; Positv: 1.000; Valcen: 0.948; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1l9ka_
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

CATH v4.4 (1 domains)

Domain ID domain_id1l9kA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily150 — Vaccinia Virus protein VP39

8. Citations (1)

9. Files and Curves (10)