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:	IGHG4
Human P-Site:	S178
P-Site Sequence:	PREEQFNSTYRVVSV
UniProt:	P01861
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHG4	P01861	S178	PREEQFNSTYRVVSV	100 / 9 AA	36
Phosphosite 1:	IGHG1	P01857	S181	PREEQYNSTYRVVSV	88 / 9 AA	36
Phosphosite 2:	IGHG2	P01859	S177	PREEQFNSTFRVVSV	88 / 9 AA	36
Phosphosite 3:	IGHG4	P01861	T179	REEQFNSTYRVVSVL	100 / 8 AA	36
Phosphosite 4:	IGHG3	P01860	S228	PREEQYNSTFRVVSV	77 / 9 AA	41
Phosphosite 5:	IGHG2	P01859	T178	REEQFNSTFRVVSVL	87 / 8 AA	36
Phosphosite 6:	IGHG1	P01857	T182	REEQYNSTYRVVSVL	87 / 8 AA	36
Phosphosite 7:	IGHG4	P01861	Y180	EEQFNSTYRVVSVLT	100 / 7 AA	36
Phosphosite 8:	IGHG3	P01860	T229	REEQYNSTFRVVSVL	75 / 8 AA	41
Phosphosite 9:	IGHG1	P01857	Y183	EEQYNSTYRVVSVLT	85 / 7 AA	36
Phosphosite 10:	p37 adaptor	Q14CS0	S275	RLIQRFNSTHRILDV	55 / 9 AA	37
Phosphosite 11:	PLD1	Q13393	S93	LEVERFTSTTRVPSI	66 / 9 AA	124
Phosphosite 12:	p37 adaptor	Q14CS0	T276	LIQRFNSTHRILDVR	62 / 8 AA	37
Phosphosite 13:	ENTPD5	O75356	T234	SFEMFNSTYKLYTHS	62 / 8 AA	48
Phosphosite 14:	KIAA1632	Q9HCE0	T2054	ILYAFHSTYRKLPWK	83 / 6 AA	292
Phosphosite 15:	LIN9	Q5TKA1	T251	AVDTLNATYRVTFDR	71 / 7 AA	62
Phosphosite 16:	ENTPD5	O75356	Y235	FEMFNSTYKLYTHSY	71 / 7 AA	48
Phosphosite 17:	HPSE2	Q8WWQ2	S194	VLLKEQFSNTYSNLI	71 / 7 AA	67
Phosphosite 18:	DPPA3	Q6W0C5	T9	DPSQFNPTYIPGSPQ	83 / 6 AA	18
Phosphosite 19:	MMP23A	O75900	Y95	WDHFNLTYRILSFPR	71 / 7 AA	44
Phosphosite 20:	FTO	Q9C0B1	T320	SQPRFSSTHRVAECS	62 / 8 AA	58