Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	IGKV4-1
Human P-Site:	S46
P-Site Sequence:	ATINCKSSQSVLYSS
UniProt:	P06312
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGKV4-1	P06312	S46	ATINCKSSQSVLYSS	100 / 9 AA	13
Phosphosite 1:	Ig kappa chain V-IV region JI	P06313	S46	ATINCKSSQSVLYSS	100 / 9 AA	15
Phosphosite 2:	Ig kappa chain V-IV region Len	P01625	S26	ATINCKSSQSVLYSS	100 / 9 AA	13
Phosphosite 3:	Ig kappa chain V-IV region B17	P06314	S46	ATINCKSSQSILYSS	88 / 9 AA	15
Phosphosite 4:	Ig kappa chain V-IV region STH	P83593	S26	ATINCRSSQSVLYSS	88 / 9 AA	12
Phosphosite 5:	Ig kappa chain V-IV region JI	P06313	S45	RATINCKSSQSVLYS	100 / 8 AA	15
Phosphosite 6:	IGKV4-1	P06312	S45	RATINCKSSQSVLYS	100 / 8 AA	13
Phosphosite 7:	Ig kappa chain V-IV region Len	P01625	S25	RATINCKSSQSVLYS	100 / 8 AA	13
Phosphosite 8:	Ig kappa chain V-IV region B17	P06314	S45	RATINCKSSQSILYS	87 / 8 AA	15
Phosphosite 9:	Ig kappa chain V-IV region STH	P83593	S25	RATINCRSSQSVLYS	87 / 8 AA	12
Phosphosite 10:	Ig kappa chain V-II region GM607	P06309	S30	ASISCRSSQSLLHSN	66 / 9 AA	13
Phosphosite 11:	Ig kappa chain V-II region TEW	P01617	S26	ASISCRSSQSLLHSD	66 / 9 AA	12
Phosphosite 12:	Ig kappa chain V-II region Cum	P01614	S27	ASISCRSSQSLLDSG	66 / 9 AA	13
Phosphosite 13:	Ig kappa chain V-IV region JI	P06313	S48	INCKSSQSVLYSSNN	100 / 7 AA	15
Phosphosite 14:	IGKV4-1	P06312	S48	INCKSSQSVLYSSNN	100 / 7 AA	13
Phosphosite 15:	Ig kappa chain V-IV region Len	P01625	S28	INCKSSQSVLYSSNS	100 / 7 AA	13
Phosphosite 16:	BTBD9	Q96Q07	S522	RTKVSCKSWQSVTFE	75 / 8 AA	69
Phosphosite 17:	RAI14	Q9P0K7	S412	SPPDSKSSPSVLIHS	66 / 9 AA	110
Phosphosite 18:	Ig kappa chain V-IV region B17	P06314	S48	INCKSSQSILYSSDN	85 / 7 AA	15
Phosphosite 19:	Ig kappa chain V-IV region STH	P83593	S28	INCRSSQSVLYSSNN	85 / 7 AA	12
Phosphosite 20:	PLCE1	Q9P212	S2208	KTTTPKSSQRVLLDQ	85 / 7 AA	259