1YI6

C-term tail segment of human tyrosine kinase (258-533)

• PDB DOI: https://doi.org/10.2210/pdb1YI6/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): Yes 


• Deposited: 2005-01-11 Released: 2006-05-02 
• Deposition Author(s): Fleury, D., Sarubbi, E., Courjaud, A., Guitton, J.D., Ducruix, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.252 
• R-Value Work: 0.216 
• R-Value Observed: 0.216 

Starting Model: experimental

Literature

Structure of the unphosphorylated C-terminal tail segment of the SRC kinase and its role in SRC activity regulation

Fleury, D., Sarubbi, E., Courjaud, A., Guitton, J.D., Ducruix, A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 63.63 kDa 
• Atom Count: 4,995 
• Modelled Residue Count: 552 
• Deposited Residue Count: 552 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Proto-oncogene tyrosine-protein kinase Src	A, B	276	Homo sapiens	Mutation(s): 2  EC: 2.7.1.112 (PDB Primary Data), 2.7.10.2 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P12931 (Homo sapiens) Explore P12931  Go to UniProtKB:  P12931
PHAROS:  P12931 GTEx:  ENSG00000197122

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
PTR	A, B	L-PEPTIDE LINKING	C9 H12 N O6 P		TYR

Binding Affinity Annotations
ID	Source	Binding Affinity
PTR	BindingDB:  1YI6	-TΔS: -1.81e+1 (kJ/mol) from 1 assay(s)
		ΔG: -2.14e+1 (kJ/mol) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.252 
• R-Value Work: 0.216 
• R-Value Observed: 0.216 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.985	α = 90
b = 63.421	β = 109.54
c = 76.693	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALA	data scaling
AMoRE	phasing
CNS	refinement
CCP4	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-05-02 
Deposition Author(s): Fleury, D., Sarubbi, E., Courjaud, A., Guitton, J.D., Ducruix, A.

Revision History  

• Version 1.0: 2006-05-02
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2023-11-15
  Changes: Data collection
• Version 1.5: 2024-10-30
  Changes: Structure summary