3fkb

Structure of NDPK H122G and tenofovir-diphosphate

Method: X-RAY DIFFRACTION Dmax: 88.5 Å Quality: GOOD

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

Nucleoside diphosphate kinase, cytosolic

Dictyostelium discoideum

UniProt P22887

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–155 Chain B; UniProt 1–155 Chain C; UniProt 1–155 Chain D; UniProt 1–155 Chain E; UniProt 1–155 Chain F; UniProt 1–155 Mutation:H122G TNM [(2R)-1-(6-aminopurin-9-yl)propan-2-yl]oxymethyl-phosphonooxy-phosphinic acid × 5 MG MAGNESIUM ION × 6 EDO 1,2-ETHANEDIOL × 5 GOL GLYCEROL × 2 TNV [2-(6-AMINO-9H-PURIN-9-YL)-1-METHYLETHOXY]METHYL-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;298 K;25% PEG 1000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.65 Å R-free 0.205

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.

24 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NDKC_DICDI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–155; UniProt 1–155 Author chain B; PDBConstruct 1–155; UniProt 1–155 Author chain C; PDBConstruct 1–155; UniProt 1–155 Author chain D; PDBConstruct 1–155; UniProt 1–155 Author chain E; PDBConstruct 1–155; UniProt 1–155 Author chain F; PDBConstruct 1–155; UniProt 1–155

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 3fkb

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3fkb
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3fkb
Deposition date deposition_date2008-12-16
Structure title titleStructure of NDPK H122G and tenofovir-diphosphate
Keywords keywords;An hexamer structure, ATP-binding, Kinase, Magnesium, Metal-binding, Nucleotide metabolism, Nucleotide-binding, Phosphoprotein, Transferase ;; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.55
Radius of gyration Rg (electron density) rg_electron27.40
Forward intensity I(0) i0153654000.00
Molecular weight molecular_weight99539.0 kDa
Excluded volume excluded_volume125370 ų
Envelope volume envelope_volume148810 ų
Hydration-shell volume shell_volume43124 ų
Envelope diameter envelope_diameter93.8
Shell Rg shell_rg36.55
Envelope Rg envelope_rg27.42
Shape Rg shape_rg27.42
Total Rg total_rg28.21
Total atoms total_atoms7006
Residues n_residues898
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 dmax88.5
Rg (real space) rg_real28.35
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real1.5370e+08
I(0) uncertainty (real space) i0_real_error2.4610e+06
Rg (reciprocal space) rg_reciprocal28.44
I(0) (reciprocal space) i0_reciprocal153700000.0000
Solution quality estimate total_estimate0.8917
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary38.0
Skewness Skewness skewness0.044
Kurtosis Kurtosis kurtosis-0.495
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha45810000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.884; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.958

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd3fkba_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK
Domain ID domain_idd3fkbb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK
Domain ID domain_idd3fkbc_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK
Domain ID domain_idd3fkbd_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK
Domain ID domain_idd3fkbe_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK
Domain ID domain_idd3fkbf_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.6 — Nucleoside diphosphate kinase, NDK
Family Family familyd.58.6.1 — Nucleoside diphosphate kinase, NDK

CATH v4.4 (6 domains)

Domain ID domain_id3fkbA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain
Domain ID domain_id3fkbB00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain
Domain ID domain_id3fkbC00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain
Domain ID domain_id3fkbD00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain
Domain ID domain_id3fkbE00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain
Domain ID domain_id3fkbF00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily141 — Nucleoside diphosphate kinase-like domain

8. Citations (1)

9. Files and Curves (10)