2hwo

Crystal structure of Src kinase domain in complex with covalent inhibitor

Method: X-RAY DIFFRACTION Dmax: 92.5 Å Quality: GOOD

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

Proto-oncogene tyrosine-protein kinase Src

Gallus gallus

UniProt P00523

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 250–532 Not recorded RBS N-(4-PHENYLAMINO-QUINAZOLIN-6-YL)-ACRYLAMIDE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;VAPOR DIFFUSION, HANGING DROP Resolution 2.50 Å R-free 0.292
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 250–532 Not recorded RBS N-(4-PHENYLAMINO-QUINAZOLIN-6-YL)-ACRYLAMIDE × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;VAPOR DIFFUSION, HANGING DROP Resolution 2.50 Å R-free 0.292

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.

133 other PDB entries and 235 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SRC_CHICK
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–286; UniProt 250–532 Author chain B; PDBConstruct 4–286; UniProt 250–532

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 2hwo

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id2hwo
Deposition date deposition_date2006-08-01
Structure title titleCrystal structure of Src kinase domain in complex with covalent inhibitor
Keywords keywordskinase, covalent, quinazoline, modification, transferase; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.23
Radius of gyration Rg (electron density) rg_electron26.53
Forward intensity I(0) i047538000.00
Molecular weight molecular_weight54526.0 kDa
Excluded volume excluded_volume68612 ų
Envelope volume envelope_volume86400 ų
Hydration-shell volume shell_volume27811 ų
Envelope diameter envelope_diameter96.0
Shell Rg shell_rg32.93
Envelope Rg envelope_rg26.70
Shape Rg shape_rg26.56
Total Rg total_rg27.13
Total atoms total_atoms3839
Residues n_residues493
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 dmax92.5
Rg (real space) rg_real27.27
Rg uncertainty (real space) rg_real_error0.66
I(0) (real space) i0_real4.7540e+07
I(0) uncertainty (real space) i0_real_error6.2760e+05
Rg (reciprocal space) rg_reciprocal27.26
I(0) (reciprocal space) i0_reciprocal47540000.0000
Solution quality estimate total_estimate0.8845
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.3
Skewness Skewness skewness0.377
Kurtosis Kurtosis kurtosis-0.290
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14090000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.850; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.969; Smooth: 0.974

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2hwoa_
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.144.1.7 — Protein kinases, catalytic subunit
Domain ID domain_idd2hwob_
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.144.1.7 — Protein kinases, catalytic subunit

CATH v4.4 (4 domains)

Domain ID domain_id2hwoA01
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_id2hwoA02
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_id2hwoB01
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_id2hwoB02
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)