1yom

Crystal structure of Src kinase domain in complex with Purvalanol A

Method: X-RAY DIFFRACTION Dmax: 94.7 Å Quality: GOOD

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

Proto-oncogene tyrosine-protein kinase Src

Homo sapiens

UniProt P12931

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 253–535 Fragment:Src kinase domain Mutation:S344N, A369S, Y418W P01 2-({6-[(3-CHLOROPHENYL)AMINO]-9-ISOPROPYL-9H-PURIN-2-YL}AMINO)-3-METHYLBUTAN-1-OL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.5;297 K;20% ethylene glycol , pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K Resolution 2.90 Å R-free 0.313
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 253–535 Fragment:Src kinase domain Mutation:S344N, A369S, Y418W P01 2-({6-[(3-CHLOROPHENYL)AMINO]-9-ISOPROPYL-9H-PURIN-2-YL}AMINO)-3-METHYLBUTAN-1-OL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.5;297 K;20% ethylene glycol , pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K Resolution 2.90 Å R-free 0.313

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.

76 other PDB entries and 100 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SRC_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–283; UniProt 253–535 Author chain B; PDBConstruct 1–283; UniProt 253–535

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 1yom

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1yom
Deposition date deposition_date2005-01-27
Structure title titleCrystal structure of Src kinase domain in complex with Purvalanol A
Keywords keywordsprotein tyrosine kinase, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier28.26
Radius of gyration Rg (electron density) rg_electron27.68
Forward intensity I(0) i057378100.00
Molecular weight molecular_weight60126.0 kDa
Excluded volume excluded_volume75690 ų
Envelope volume envelope_volume95721 ų
Hydration-shell volume shell_volume29614 ų
Envelope diameter envelope_diameter100.9
Shell Rg shell_rg33.86
Envelope Rg envelope_rg27.73
Shape Rg shape_rg27.69
Total Rg total_rg28.31
Total atoms total_atoms4223
Residues n_residues521
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 dmax94.7
Rg (real space) rg_real28.31
Rg uncertainty (real space) rg_real_error0.57
I(0) (real space) i0_real5.7380e+07
I(0) uncertainty (real space) i0_real_error7.7270e+05
Rg (reciprocal space) rg_reciprocal28.30
I(0) (reciprocal space) i0_reciprocal57380000.0000
Solution quality estimate total_estimate0.8848
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary32.1
Skewness Skewness skewness0.387
Kurtosis Kurtosis kurtosis-0.296
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha16700000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.870; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.951; Smooth: 0.938

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1yoma_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches
Domain ID domain_idd1yomb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamilyd.144.1 — Protein kinase-like (PK-like)
Family Family familyd.144.1.0 — automated matches

CATH v4.4 (4 domains)

Domain ID domain_id1yomA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id1yomA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1
Domain ID domain_id1yomB01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily20 — Phosphorylase Kinase; domain 1
Domain ID domain_id1yomB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily10 — Transferase(Phosphotransferase) domain 1

8. Citations (1)

9. Files and Curves (10)