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:	BLOC1S3
Human P-Site:	T16
P-Site Sequence:	RPLRRPETVVPGEAT
UniProt:	Q6QNY0
Intern. Prot. ID:	IPI00397721

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	BLOC1S3	Q6QNY0	T16	RPLRRPETVVPGEAT	100 / 9 AA	21
Phosphosite 1:	TNRC18	O15417	T323	RLLRRTETLLPGPRP	66 / 9 AA	315
Phosphosite 2:	PGP	A6NDG6	T44	GVLWRGETAVPGAPE	66 / 9 AA	34
Phosphosite 3:	VTN	P04004	T141	GIDSRPETLHPGRPQ	75 / 8 AA	54
Phosphosite 4:	MDC1	Q14676	T1529	SSVKTPETVVPAAPE	66 / 9 AA	227
Phosphosite 5:	PIK3AP1	Q6ZUJ8	T539	VPVPRPETTAPGAHQ	75 / 8 AA	90
Phosphosite 6:	PLXNB2	O15031	S1393	PKLMLRRSETVVERM	85 / 7 AA	205
Phosphosite 7:	CHPF	Q8IZ52	S64	NAARRPNSVQPGAER	66 / 9 AA	85
Phosphosite 8:	LUZP1	Q86V48	T872	PLKDRPETVVSRSSI	85 / 7 AA	120
Phosphosite 9:	MDC1	Q14676	T1324	SSVKTPETVVPTAPE	75 / 8 AA	227
Phosphosite 10:	MDC1	Q14676	T1201	SSVKTPETVVPTALE	75 / 8 AA	227
Phosphosite 11:	PLXNB2	O15031	T1395	LMLRRSETVVERMLS	85 / 7 AA	205
Phosphosite 12:	TUBAL3	A6NHL2	T368	GINNRPPTVMPGGDL	75 / 8 AA	50
Phosphosite 13:	HABP4	Q5JVS0	S316	FNIRKPESTVPSKAV	55 / 9 AA	46
Phosphosite 14:	PLXNB1	O43157	T1679	PKLMLRRTETVVEKL	85 / 7 AA	232
Phosphosite 15:	DOCK5	Q9H7D0	T79	EDLGQHETVIPGELP	62 / 8 AA	215
Phosphosite 16:	DOCK1	Q14185	T80	EGKGQHETVIPGDLP	62 / 8 AA	215
Phosphosite 17:	PLXNB1	O43157	T1681	LMLRRTETVVEKLLT	85 / 7 AA	232
Phosphosite 18:	C13orf28	Q96KW9	T28	ETELRPRTVIPGSPT	75 / 8 AA	21
Phosphosite 19:	GFRA1	P56159	T228	CTERRRQTIVPVCSY	62 / 8 AA	51
Phosphosite 20:	Shc4	Q6S5L8	T499	HCGKAPETVQPGATA	66 / 9 AA	69