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:	Ig kappa chain V-III region VH
Human P-Site:	Y53
P-Site Sequence:	SQSVSSSYLTWYQQK
UniProt:	P04434
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Ig kappa chain V-III region VH	P04434	Y53	SQSVSSSYLTWYQQK	100 / 9 AA	13
Phosphosite 1:	Ig kappa chain V-III region HIC	P18136	Y53	SQSVSSSYLAWYQQK	88 / 9 AA	14
Phosphosite 2:	Ig kappa chain V-III region HAH	P18135	Y53	SQSVSSSYLAWYQQK	88 / 9 AA	14
Phosphosite 3:	Ig kappa chain V-III region NG9	P01621	Y37	SQSVSSSYLAWYQQK	88 / 9 AA	11
Phosphosite 4:	Ig kappa chain V-III region SIE	P01620	Y33	SQSVSNSYLAWYQQK	77 / 9 AA	12
Phosphosite 5:	Ig kappa chain V-III region VH	P04434	S52	ASQSVSSSYLTWYQQ	100 / 8 AA	13
Phosphosite 6:	Ig kappa chain V-III region VH	P04434	T55	SVSSSYLTWYQQKPG	100 / 7 AA	13
Phosphosite 7:	Ig kappa chain V-III region POM	P01624	Y33	SQSISNSYLAWYQQK	66 / 9 AA	12
Phosphosite 8:	Ig kappa chain V-III region HIC	P18136	S52	ASQSVSSSYLAWYQQ	87 / 8 AA	14
Phosphosite 9:	Ig kappa chain V-III region HAH	P18135	S52	ASQSVSSSYLAWYQQ	87 / 8 AA	14
Phosphosite 10:	Ig kappa chain V-III region NG9	P01621	S36	ASQSVSSSYLAWYQQ	87 / 8 AA	11
Phosphosite 11:	Ig kappa chain V-III region SIE	P01620	S32	ASQSVSNSYLAWYQQ	75 / 8 AA	12
Phosphosite 12:	Ig kappa chain V-I region Hau	P01600	S34	QSISSYLSWYQQKPG	85 / 7 AA	12
Phosphosite 13:	Ig kappa chain V-III region VG	P04433	Y52	ASQSVSSYLAWYQQK	85 / 7 AA	13
Phosphosite 14:	Ig kappa chain V-I region Hau	P01600	Y32	ASQSISSYLSWYQQK	85 / 7 AA	12
Phosphosite 15:	Ig kappa chain V-III region B6	P01619	Y33	SQSLSGNYLAWYQQK	55 / 9 AA	12
Phosphosite 16:	Ig kappa chain V-III region GOL	P04206	Y33	ALLSSRGYLAWYQQK	62 / 8 AA	12
Phosphosite 17:	Ig kappa chain V-III region VH	P04434	Y57	SSSYLTWYQQKPGQA	100 / 5 AA	13
Phosphosite 18:	Ig kappa chain V-I region Walker	P04431	Y54	ASQSISNYLNWYQQK	71 / 7 AA	14
Phosphosite 19:	ZNF543	Q08ER8	Y353	KAFNRRSYLTWHQQI	62 / 8 AA	68
Phosphosite 20:	Ig kappa chain V-I region AU	P01594	Y32	ASQDISDYLNWYQQK	71 / 7 AA	12