6gy2

Crystal structure of human Plk1-PBD in complex with WSSSLATPPTLSSpTVLI phosphopeptide from BRCA2

Method: X-RAY DIFFRACTION Dmax: 82.0 Å Quality: EXCELLENT

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 365–603 Not recorded Phosphopeptide of BRCA2 × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;PEG 3350, BisTris, DTT Resolution 3.11 Å R-free 0.215
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 365–603 Not recorded Phosphopeptide of BRCA2 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;PEG 3350, BisTris, DTT Resolution 3.11 Å R-free 0.215

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 7–245; UniProt 365–603 Author chain B; PDBConstruct 7–245; UniProt 365–603

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 6gy2

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6gy2
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6gy2
Deposition date deposition_date2018-06-28
Structure title titleCrystal structure of human Plk1-PBD in complex with WSSSLATPPTLSSpTVLI phosphopeptide from BRCA2
Keywords keywordsphosphorylation, chromosomes alignement, DNA repair, CELL CYCLE; CELL CYCLE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.24
Radius of gyration Rg (electron density) rg_electron25.28
Forward intensity I(0) i049764600.00
Molecular weight molecular_weight54400.0 kDa
Excluded volume excluded_volume68087 ų
Envelope volume envelope_volume85102 ų
Hydration-shell volume shell_volume28063 ų
Envelope diameter envelope_diameter85.2
Shell Rg shell_rg32.43
Envelope Rg envelope_rg25.28
Shape Rg shape_rg25.28
Total Rg total_rg26.13
Total atoms total_atoms3820
Residues n_residues470
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 dmax82.0
Rg (real space) rg_real26.18
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real4.9760e+07
I(0) uncertainty (real space) i0_real_error8.0250e+05
Rg (reciprocal space) rg_reciprocal26.20
I(0) (reciprocal space) i0_reciprocal49770000.0000
Solution quality estimate total_estimate0.9098
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.7
Skewness Skewness skewness0.232
Kurtosis Kurtosis kurtosis-0.558
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14430000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.946; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id6gy2A01
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_id6gy2A02
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_id6gy2B01
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_id6gy2B02
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)