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:	SPATA21
Human P-Site:	S447
P-Site Sequence:	SPFFQSGSQGNREHN
UniProt:	Q7Z572
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPATA21	Q7Z572	S447	SPFFQSGSQGNREHN	100 / 9 AA	52
Phosphosite 1:	C10orf85	Q8N1V8	S47	DSSWEAGSQGNWGLT	55 / 9 AA	13
Phosphosite 2:	DEF6	Q9H4E7	S590	KRLTRWGSQGNRTPS	75 / 8 AA	74
Phosphosite 3:	STOX1	Q6ZVD7	S764	QYSFTGGSQGNHLGK	66 / 9 AA	111
Phosphosite 4:	SH3YL1	Q96HL8	S259	PVQLNSGSQSNRNEY	66 / 9 AA
Phosphosite 5:	COL4A6	Q14031	S1049	GMPGESGSQGIRGSP	75 / 8 AA	164
Phosphosite 6:	DPP9	Q86TI2	S326	LAEFQTDSQGKIVST	62 / 8 AA	98
Phosphosite 7:	K14	P02533	S435	SSQFSSGSQSSRDVT	66 / 9 AA	52
Phosphosite 8:	SH3YL1	Q96HL8	S261	QLNSGSQSNRNEYKL	85 / 7 AA
Phosphosite 9:	C3orf50	Q0D2K5	Y92	SCTCKSGYQGNRCQK	75 / 8 AA	22
Phosphosite 10:	PDZRN4	Q6ZMN7	S979	KESPQSGSEGKKEIN	62 / 8 AA	117
Phosphosite 11:	G6PD	P11413	S132	MNALHLGSQANRLFY	55 / 9 AA	59
Phosphosite 12:	TAF15	Q92804	S97	QNMESSGSQGGRAPS	85 / 7 AA	62
Phosphosite 13:	SIAE	Q9HAT2	S308	RETFHRGSQGQTERF	71 / 7 AA	58
Phosphosite 14:	CCDC88C	Q9P219	S31	FGPFGSGSQDNLTMY	75 / 8 AA	228
Phosphosite 15:	C14orf80	Q86SX3	S104	AQLPEDGSQGSRELL	62 / 8 AA	54
Phosphosite 16:	ANXA11	P50995	S342	QRLLISLSQGNRDES	85 / 7 AA	54
Phosphosite 17:	CUTL1	P39880	S1312	IEEIQAGSQGQAGAS	71 / 7 AA	164
Phosphosite 18:	ROBO1	Q9Y6N7	S1162	RGSSTSGSQGHKKGA	71 / 7 AA	181
Phosphosite 19:	NCOA4	Q13772	S10	TFQDQSGSSSNREPL	75 / 8 AA	70
Phosphosite 20:	ARHGAP20	Q9P2F6	S785	KKKSLSGSEGNHVKL	71 / 7 AA	133