3hih

Structure of human Plk1-PBD with glycerol and sulfate in the phophopeptide binding site

Method: X-RAY DIFFRACTION Dmax: 88.1 Å Quality: GOOD

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

Serine/threonine-protein kinase PLK1

Homo sapiens

UniProt P53350

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 371–593 Not recorded SO4 SULFATE ION × 3 GOL GLYCEROL × 4 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;298 K;0.2 M lithium sulfate monohydrate, 0.1 M bis-tris, 25% w/v PEG 3350, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.70 Å R-free 0.219
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 371–593 Not recorded SO4 SULFATE ION × 2 GOL GLYCEROL × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;298 K;0.2 M lithium sulfate monohydrate, 0.1 M bis-tris, 25% w/v PEG 3350, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.70 Å R-free 0.219

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.

84 other PDB entries and 111 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PLK1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–223; UniProt 371–593 Author chain B; PDBConstruct 1–223; UniProt 371–593

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 3hih

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3hih
Deposition date deposition_date2009-05-20
Structure title titleStructure of human Plk1-PBD with glycerol and sulfate in the phophopeptide binding site
Keywords keywords;kinase, phosphopeptide-binding domain, transferase, serine threonine protein kinase, ATP-binding, Cell cycle, Cell division, Mitosis, Nucleotide-binding, Nucleus, Phosphoprotein, Serine/threonine-protein kinase ;; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.92
Radius of gyration Rg (electron density) rg_electron26.44
Forward intensity I(0) i040860100.00
Molecular weight molecular_weight49951.0 kDa
Excluded volume excluded_volume62659 ų
Envelope volume envelope_volume76753 ų
Hydration-shell volume shell_volume25174 ų
Envelope diameter envelope_diameter91.7
Shell Rg shell_rg32.51
Envelope Rg envelope_rg26.39
Shape Rg shape_rg26.47
Total Rg total_rg27.06
Total atoms total_atoms3509
Residues n_residues439
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 dmax88.1
Rg (real space) rg_real27.03
Rg uncertainty (real space) rg_real_error0.74
I(0) (real space) i0_real4.0860e+07
I(0) uncertainty (real space) i0_real_error6.0050e+05
Rg (reciprocal space) rg_reciprocal27.00
I(0) (reciprocal space) i0_reciprocal40860000.0000
Solution quality estimate total_estimate0.8672
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.4
Skewness Skewness skewness0.409
Kurtosis Kurtosis kurtosis-0.450
Angular range angular_range— – 0.2950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15310000.0000
Real-space data points n_real_points60
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.866; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.874; Smooth: 0.798

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3hiha1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.223 — Polo-box domain
Superfamily Superfamily superfamilyd.223.1 — Polo-box domain
Family Family familyd.223.1.2 — Polo-box duplicated region
Domain ID domain_idd3hiha2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.223 — Polo-box domain
Superfamily Superfamily superfamilyd.223.1 — Polo-box domain
Family Family familyd.223.1.2 — Polo-box duplicated region
Domain ID domain_idd3hihb1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.223 — Polo-box domain
Superfamily Superfamily superfamilyd.223.1 — Polo-box domain
Family Family familyd.223.1.2 — Polo-box duplicated region
Domain ID domain_idd3hihb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.223 — Polo-box domain
Superfamily Superfamily superfamilyd.223.1 — Polo-box domain
Family Family familyd.223.1.2 — Polo-box duplicated region

CATH v4.4 (4 domains)

Domain ID domain_id3hihA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1120 — Arylsulfatase, C-terminal domain
Homologous superfamily homologous superfamily30 — POLO box domain
Domain ID domain_id3hihA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1120 — Arylsulfatase, C-terminal domain
Homologous superfamily homologous superfamily30 — POLO box domain
Domain ID domain_id3hihB01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1120 — Arylsulfatase, C-terminal domain
Homologous superfamily homologous superfamily30 — POLO box domain
Domain ID domain_id3hihB02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1120 — Arylsulfatase, C-terminal domain
Homologous superfamily homologous superfamily30 — POLO box domain

8. Citations (1)

9. Files and Curves (10)