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:	IGHG1
Human P-Site:	S325
P-Site Sequence:	HYTQKSLSLSPGK__
UniProt:	P01857
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHG1	P01857	S325	HYTQKSLSLSPGK__	100 / 9 AA	36
Phosphosite 1:	IGHG3	P01860	S372	RFTQKSLSLSPGK__	100 / 9 AA	41
Phosphosite 2:	IGHG2	P01859	S321	HYTQKSLSLSPGK__	100 / 9 AA	36
Phosphosite 3:	Cdc27	P30260	S143	ECYQKSLSLNPFLWS	87 / 8 AA	92
Phosphosite 4:	IGHG4	P01861	S322	HYTQKSLSLSLGK__	88 / 9 AA	36
Phosphosite 5:	C15orf42	Q7Z2Z1	S1428	RDDQKGLSLSPQSPP	87 / 8 AA	211
Phosphosite 6:	CCDC88A	Q3V6T2	T1419	RERQKSLTLTPTRSD	75 / 8 AA	216
Phosphosite 7:	FGD1	P98174	S116	RILVKSLSLDPGQSL	87 / 8 AA	107
Phosphosite 8:	IGHG4	P01861	S320	HNHYTQKSLSLSLGK	100 / 7 AA	36
Phosphosite 9:	IGHG2	P01859	S319	HNHYTQKSLSLSPGK	100 / 7 AA	36
Phosphosite 10:	IGHG1	P01857	S323	HNHYTQKSLSLSPGK	100 / 7 AA	36
Phosphosite 11:	IGHG3	P01860	S374	TQKSLSLSPGK____	100 / 7 AA	41
Phosphosite 12:	IGHG2	P01859	S323	TQKSLSLSPGK____	100 / 7 AA	36
Phosphosite 13:	IGHG1	P01857	S327	TQKSLSLSPGK____	100 / 7 AA	36
Phosphosite 14:	IGHG3	P01860	S370	HNRFTQKSLSLSPGK	100 / 7 AA	41
Phosphosite 15:	SSH2	Q76I76	S1225	SENIKSLSHSPGVVK	87 / 8 AA	158
Phosphosite 16:	EN1	Q05925	S32	GGLSLSLSPGASGSS	100 / 7 AA	40
Phosphosite 17:	Ig kappa chain V-III region HIC	P18136	S34	SPGTLSLSPGERATL	85 / 7 AA	14
Phosphosite 18:	Ig kappa chain V-III region HAH	P18135	S34	SPGTLSLSPGERATL	85 / 7 AA	14
Phosphosite 19:	Ig kappa chain V-III region VH	P04434	S34	SPPTLSLSPGERVTL	85 / 7 AA	13
Phosphosite 20:	Ig kappa chain V-III region VG	P04433	S34	SPATLSLSPGERATL	85 / 7 AA	13