1cwd

HUMAN P56LCK TYROSINE KINASE COMPLEXED WITH PHOSPHOPEPTIDE

Method: X-RAY DIFFRACTION Dmax: 46.8 Å Quality: REASONABLE

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

P56LCK TYROSINE KINASE

Homo sapiens

UniProt P06239

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 L; UniProt 52–221 Fragment:PHOSPHOTYROSINE RECOGNITION DOMAIN SH2 (PHOSPHONOMETHYL)PHENYLALANINE-CONTAINING PEPTIDE PRO-GLU-GLY-ASP-PM3-GLU-GLU-VAL-LEU × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.25 Å

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.

54 other PDB entries and 58 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LCK_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain L; PDBConstruct 1–98; UniProt 52–221

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 1cwd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1cwd
Deposition date deposition_date1995-09-06
Structure title titleHUMAN P56LCK TYROSINE KINASE COMPLEXED WITH PHOSPHOPEPTIDE
Keywords keywordsPHOSPHOTRANSFERASE, COMPLEX (PHOSPHOTRANSFERASE-PEPTIDE), PHOSPHOTRANSFERASE-TRANSFERASE INHIBITOR COMPLEX; PHOSPHOTRANSFERASE/TRANSFERASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.72
Radius of gyration Rg (electron density) rg_electron13.24
Forward intensity I(0) i03247220.00
Molecular weight molecular_weight12044.0 kDa
Excluded volume excluded_volume14841 ų
Envelope volume envelope_volume17058 ų
Hydration-shell volume shell_volume11089 ų
Envelope diameter envelope_diameter45.4
Shell Rg shell_rg18.84
Envelope Rg envelope_rg13.56
Shape Rg shape_rg13.23
Total Rg total_rg14.49
Total atoms total_atoms851
Residues n_residues105
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 dmax46.8
Rg (real space) rg_real14.62
Rg uncertainty (real space) rg_real_error0.20
I(0) (real space) i0_real3.2470e+06
I(0) uncertainty (real space) i0_real_error2.9460e+04
Rg (reciprocal space) rg_reciprocal14.63
I(0) (reciprocal space) i0_reciprocal3247000.0000
Solution quality estimate total_estimate0.7132
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.6
Skewness Skewness skewness0.112
Kurtosis Kurtosis kurtosis-0.295
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha510500.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.843; Stabil: 1.000; Sysdev: 0.256; Positv: 1.000; Valcen: 0.993; Smooth: 0.977

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1cwdl_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.93 — SH2-like
Superfamily Superfamily superfamilyd.93.1 — SH2 domain
Family Family familyd.93.1.1 — SH2 domain

CATH v4.4 (1 domains)

Domain ID domain_id1cwdL00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology505 — SHC Adaptor Protein
Homologous superfamily homologous superfamily10 — SH2 domain

8. Citations (1)

9. Files and Curves (10)