2yq0

KSHV LANA (ORF73) C-terminal domain, octameric ring: cubic crystal form

Method: X-RAY DIFFRACTION Dmax: 50.4 Å Quality: GOOD

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

ORF 73

HUMAN HERPESVIRUS 8 TYPE M

UniProt Q76SB0

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 homooligomer Homooligomer Protein × 8 PDB declaration: octameric(8) Consistent with protein copy count Chain A; UniProt 996–1153 Fragment:C-TERMINAL DOMAIN, RESIDUES 996-1153 SO4 SULFATE ION × 8 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 2.5;277 K;1 UL OF 1 MM PROTEIN IN 5 MM BISTRIS, PH 6.5, 2 MM DTT WAS ADDED TO 1 UL OF 0.1 M SODIUM CITRATE, PH 2.5, 1.5 M AMMONIUM SULFATE. THE MIXTURE WAS INCUBATED AT 4 DEGREE CENTIGRADE IN A HANGING DROP SETUP. CRYSTALS GREW IN A FEW DAYS AND WERE CRYO-PROTECTED BY SHORT SOAKING IN 0.1 M SODIUM CITRATE, PH 2.5, 1.5 M AMMONIUM SULFATE, 25% (V/V) GLYCEROL. Resolution 3.91 Å R-free 0.317

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.

6 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q76SB0_HHV8
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–160; UniProt 996–1153

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 2yq0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2yq0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2yq0
Deposition date deposition_date2012-11-02
Structure title titleKSHV LANA (ORF73) C-terminal domain, octameric ring: cubic crystal form
Keywords keywords;VIRAL PROTEIN, LATENCY-ASSOCIATED NUCLEAR ANTIGEN, LANA-1, DNA-BINDING DOMAIN, ORIGIN-BINDING DOMAIN, OLIGOMERIZATION DOMAIN, KAPOSI'S SARCOMA-ASSOCIATED HERPESVIRUS, GAMMAHERPESVIRUS, RHADINOVIRUS, PRIMARY EFFUSION LYMPHOMA, MULTICENTRIC CASTLEMAN'S DISEASE, TUMOR VIRUS, CANCER, MURID HERPESVIRUS 4, MUHV-4, MURID HERPESVIRUS 68, MHV-68 ;; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.18
Radius of gyration Rg (electron density) rg_electron14.10
Forward intensity I(0) i03490320.00
Molecular weight molecular_weight13503.0 kDa
Excluded volume excluded_volume17088 ų
Envelope volume envelope_volume19784 ų
Hydration-shell volume shell_volume11992 ų
Envelope diameter envelope_diameter51.0
Shell Rg shell_rg19.77
Envelope Rg envelope_rg14.65
Shape Rg shape_rg14.05
Total Rg total_rg15.46
Total atoms total_atoms951
Residues n_residues118
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 dmax50.4
Rg (real space) rg_real15.11
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real3.4900e+06
I(0) uncertainty (real space) i0_real_error3.6770e+04
Rg (reciprocal space) rg_reciprocal15.12
I(0) (reciprocal space) i0_reciprocal3490000.0000
Solution quality estimate total_estimate0.8831
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary49.8
Skewness Skewness skewness0.218
Kurtosis Kurtosis kurtosis-0.317
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha748500.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.835; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.973

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2yq0A00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily390 — Epstein Barr virus nuclear antigen-1, DNA-binding domain

8. Citations (1)

9. Files and Curves (10)