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:	PCYT1B
Human P-Site:	S350
P-Site Sequence:	LKTSPPSSPKAASAS
UniProt:	Q9Y5K3
Intern. Prot. ID:	IPI00219338

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PCYT1B	Q9Y5K3	S350	LKTSPPSSPKAASAS	100 / 9 AA	42
Phosphosite 1:	SPHK2	Q9NRA0	S477	LLSSPPGSPKAALHS	88 / 9 AA	69
Phosphosite 2:	PCYT1B	Q9Y5K3	S349	PLKTSPPSSPKAASA	100 / 8 AA	42
Phosphosite 3:	PPFIA1	Q13136	S745	CETSPPSSPRALRLD	87 / 8 AA	136
Phosphosite 4:	PPFIA1	Q13136	S744	KCETSPPSSPRALRL	87 / 8 AA	136
Phosphosite 5:	KIAA0753	Q2KHM9	S568	NPTSPPASPKCAAWL	77 / 9 AA	109
Phosphosite 6:	PBXIP1	Q96AQ6	T133	PPQSLPSTPKAAWIR	77 / 9 AA	81
Phosphosite 7:	AAK1	Q2M2I8	S624	GSLTPPSSPKTQRAG	75 / 8 AA	94
Phosphosite 8:	AAK1	Q2M2I8	S623	VGSLTPPSSPKTQRA	75 / 8 AA	94
Phosphosite 9:	FLJ23588	Q5THR3	S1157	PKGPPPTSPKATADR	75 / 8 AA	173
Phosphosite 10:	AHDC1	Q5TGY3	T1511	HLASPPATPKADKEP	75 / 8 AA	168
Phosphosite 11:	ANKFN1	Q8N957	S92	KKHSAPSSPNAAKRL	77 / 9 AA	88
Phosphosite 12:	Putative uncharacterized protein FLJ45340	Q6ZSN7	S167	HTSSAPSSAKAAWTH	77 / 9 AA	20
Phosphosite 13:	CANX	P27824	S55	DTTAPPSSPKVTYKA	75 / 8 AA	68
Phosphosite 14:	liprin alpha 4	O75335	S220	CETSPPSSPRTLRLE	75 / 8 AA	78
Phosphosite 15:	liprin alpha 4	O75335	S219	KCETSPPSSPRTLRL	75 / 8 AA	78
Phosphosite 16:	piccolo	Q9Y6V0	S3599	MAKVPPASPKTAKMM	75 / 8 AA	567
Phosphosite 17:	EPS8L3	Q8TE67	S445	DPNSRPSSPKPAQPA	77 / 9 AA	67
Phosphosite 18:	CANX	P27824	S54	PDTTAPPSSPKVTYK	85 / 7 AA	68
Phosphosite 19:	HERPUD2	Q9BSE4	S93	CTSRTPPSSPKSSTN	75 / 8 AA	45
Phosphosite 20:	PRG4	Q92954	S115	HNPTSPPSSKKAPPP	87 / 8 AA	151