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:	IGHD
Human P-Site:	S283
P-Site Sequence:	SLNLLASSDPPEAAS
UniProt:	P01880
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGHD	P01880	S283	SLNLLASSDPPEAAS	100 / 9 AA	42
Phosphosite 1:	FAM138A	Q6VEP3	S23	GLELLASSDPPTSAS	100 / 8 AA	9
Phosphosite 2:	C1orf200	Q5SR53	S99	NLELLASSDPPVWAS	100 / 8 AA	18
Phosphosite 3:	ZXDB	P98169	S669	PPSLMATSDPPQSLD	66 / 9 AA	85
Phosphosite 4:	ZXDA	P98168	S665	PPSLMATSDPPQSLD	66 / 9 AA	85
Phosphosite 5:	KCNC2	Q96PR1	S39	TRLALLASSEPPGDC	87 / 8 AA	70
Phosphosite 6:	Putative uncharacterized protein FLJ38264	Q8N976	S60	GLELLTSSDPPTLAS	87 / 8 AA	15
Phosphosite 7:	SUGT1	Q9Y2Z0	S128	GLQLLTSSDPPALDS	77 / 9 AA	41
Phosphosite 8:	CELSR1	Q9NYQ6	S2919	GAARLASSQPPEQRK	87 / 8 AA	329
Phosphosite 9:	ZXDB	P98169	T668	DPPSLMATSDPPQSL	75 / 8 AA	85
Phosphosite 10:	ZXDA	P98168	T664	DPPSLMATSDPPQSL	75 / 8 AA	85
Phosphosite 11:	TGFB1	P01137	S190	SNRLLAPSDSPEWLS	77 / 9 AA	44
Phosphosite 12:	PARP4	Q9UKK3	S1228	NQSLLASSEWPELRL	77 / 9 AA	193
Phosphosite 13:	C9orf37	Q9H2J1	S17	DLELLTSSNPPASAS	66 / 9 AA	18
Phosphosite 14:	C9orf37	Q9H2J1	S16	ADLELLTSSNPPASA	75 / 8 AA	18
Phosphosite 15:	C14orf178	Q8N769	S47	GLELLGSSNPPASAS	66 / 9 AA	13
Phosphosite 16:	REL	Q04864	S325	DGLELLTSGDPPTLA	75 / 8 AA	69
Phosphosite 17:	C6orf227	Q6ZUF6	S130	AFLKLLSSSNPPTSA	75 / 8 AA	21
Phosphosite 18:	C6orf227	Q6ZUF6	S131	FLKLLSSSNPPTSAS	75 / 8 AA	21
Phosphosite 19:	ADRM1	Q16186	S198	LASLLGSSGPPGSSS	66 / 9 AA	42
Phosphosite 20:	RFXAP	O00287	S96	EADLLDTSDPPGGGE	75 / 8 AA	28