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:	SPANXN1
Human P-Site:	S15
P-Site Sequence:	INGEKRKSPCESNNE
UniProt:	Q5VSR9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPANXN1	Q5VSR9	S15	INGEKRKSPCESNNE	100 / 9 AA	8
Phosphosite 1:	SPANXN2	Q5MJ10	S15	TNGEKRKSPCESNNK	100 / 9 AA	20
Phosphosite 2:	SPANXN5	Q5MJ07	S15	TNGEKRKSPCDSNSK	88 / 9 AA	8
Phosphosite 3:	SPANXN3	Q5MJ09	S15	TNGEKTKSPCESNNK	88 / 9 AA	16
Phosphosite 4:	SPANXN4	Q5MJ08	S15	TNENKMKSPCESNKR	77 / 9 AA	11
Phosphosite 5:	PSD3	Q9NYI0	S748	DDEEKKKSPSESTEE	77 / 9 AA	116
Phosphosite 6:	Zfp827	Q17R98	T959	HTGEDRKTPSESNSP	66 / 9 AA	119
Phosphosite 7:	TMEM117	Q9H0C3	S438	YTRMKRKSPSEHSKD	85 / 7 AA	60
Phosphosite 8:	STAC2	Q6ZMT1	S122	EHVFKRASPCELCHQ	85 / 7 AA	44
Phosphosite 9:	VPS13B	Q7Z7G8	S1529	TQKEKRKSPGQPMRT	66 / 9 AA	449
Phosphosite 10:	SPANXN3	Q5MJ09	T13	SSTNGEKTKSPCESN	85 / 7 AA	16
Phosphosite 11:	SF4	Q8IWZ8	S338	DPGLKRKSPPEALSG	75 / 8 AA	72
Phosphosite 12:	TINF2	Q9BSI4	S330	ASTGKSKSPCQTLGG	55 / 9 AA	50
Phosphosite 13:	TOP2B	Q02880	S1180	VNDLKRKSPSDLWKE	71 / 7 AA	183
Phosphosite 14:	TOP2A	P11388	S1162	LDTLKRKSPSDLWKE	71 / 7 AA	174
Phosphosite 15:	COBLL1	Q53SF7	S371	SVDETDKSPCEAGRV	66 / 9 AA	132
Phosphosite 16:	C17orf42	Q96QE5	S145	TGREKRKSPENRFLR	100 / 6 AA	42
Phosphosite 17:	THOC2	Q8NI27	S1516	VSKHKSESPCESPYP	75 / 8 AA	183
Phosphosite 18:	SAP130	Q9H0E3	S875	VKAEKRKSPPKEYID	100 / 6 AA	110
Phosphosite 19:	TANC1	Q9C0D5	S207	SKTAANKSPCETISS	83 / 6 AA	202
Phosphosite 20:	MPP3	Q13368	T513	AIQEKRKTPPMSPAC	66 / 9 AA	66