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:	BTG4
Human P-Site:	S139
P-Site Sequence:	YAVSRASSDVSSGTS
UniProt:	Q9NY30
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	BTG4	Q9NY30	S139	YAVSRASSDVSSGTS	100 / 9 AA	26
Phosphosite 1:	BTG4	Q9NY30	S138	SYAVSRASSDVSSGT	100 / 8 AA	26
Phosphosite 2:	WHSC1L1	Q9BZ95	T638	KKRSRASTDVEMTSS	85 / 7 AA	162
Phosphosite 3:	WHSC1L1	Q9BZ95	S637	LKKRSRASTDVEMTS	85 / 7 AA	162
Phosphosite 4:	MAD2L1BP	Q15013	T117	KKKPRATTEVSSRKC	55 / 9 AA	31
Phosphosite 5:	CASP8AP2	Q9UKL3	S183	KTDHRAKSDVSKDVH	85 / 7 AA	223
Phosphosite 6:	PTHrP	P12272	S76	TAEIRATSEVSPNSK	62 / 8 AA	20
Phosphosite 7:	SLK	Q9H2G2	S341	PASKRASSDLSIASS	85 / 7 AA	143
Phosphosite 8:	CCDC123	Q96ST8	S79	RQRSRSESDVSSVEQ	77 / 9 AA	89
Phosphosite 9:	eIF3S6IP	Q9Y262	S80	ELQASRVSSDVIDQK	85 / 7 AA	67
Phosphosite 10:	ALX4	Q9H161	S196	GPQDRASSDLPSPLE	75 / 8 AA	44
Phosphosite 11:	PTHrP	P12272	T75	HTAEIRATSEVSPNS	71 / 7 AA	20
Phosphosite 12:	SLK	Q9H2G2	S340	IPASKRASSDLSIAS	85 / 7 AA	143
Phosphosite 13:	KIAA0586	Q9BVV6	S54	NGTSRGSSDLTSARN	66 / 9 AA	169
Phosphosite 14:	ZBTB5	O15062	S588	PPQLTRASADVLSKC	71 / 7 AA	74
Phosphosite 15:	eIF3S6IP	Q9Y262	S81	LQASRVSSDVIDQKV	85 / 7 AA	67
Phosphosite 16:	NAV2	Q8IVL1	S1970	SGCSRAPSQVSISAS	75 / 8 AA	268
Phosphosite 17:	MYL5	Q02045	S21	LRAQRASSNVFSNFE	75 / 8 AA	20
Phosphosite 18:	ZBTB46	Q86UZ6	S294	EDDSRASSPVPSFLP	77 / 9 AA	64
Phosphosite 19:	AAT1	Q7Z4T9	S29	RERSRAGSHISSNRA	66 / 9 AA	71
Phosphosite 20:	BRD9	Q9H8M2	S548	RGGSRPSSNLSSLSN	66 / 9 AA	67