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:	STX1B
Human P-Site:	T121
P-Site Sequence:	IRKTQHSTLSRKFVE
UniProt:	P61266
Intern. Prot. ID:	IPI00410675

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	STX1B	P61266	T121	IRKTQHSTLSRKFVE	100 / 9 AA	33
Phosphosite 1:	STX1A	Q16623	T122	IRKTQHSTLSRKFVE	100 / 9 AA	33
Phosphosite 2:	STX1A	Q16623	S121	RIRKTQHSTLSRKFV	100 / 8 AA	33
Phosphosite 3:	STX1B	P61266	S120	RIRKTQHSTLSRKFV	100 / 8 AA	33
Phosphosite 4:	STX2	P32856	S120	RIRRTQHSVLSRKFV	87 / 8 AA	33
Phosphosite 5:	HCN4	Q9Y3Q4	T1151	AIPGQHVTLPRKTSS	75 / 8 AA	129
Phosphosite 6:	STX3	Q13277	S121	RIRKSQHSVLSRKFV	75 / 8 AA	33
Phosphosite 7:	MRPL47	Q9HD33	S60	RLLHTTLSRKGLEEF	85 / 7 AA	30
Phosphosite 8:	MRPL47	Q9HD33	T58	QYRLLHTTLSRKGLE	85 / 7 AA	30
Phosphosite 9:	KIF26A	Q9ULI4	S1209	AAQTIHSSLPRKPRT	66 / 9 AA	190
Phosphosite 10:	ZNF624	Q9P2J8	T7	_MSLQDSTLSREGKP	85 / 7 AA	100
Phosphosite 11:	MLTK	Q9NYL2	T704	SGKSQHSTPSRGRYP	75 / 8 AA	91
Phosphosite 12:	MLTK	Q9NYL2	S703	YSGKSQHSTPSRGRY	75 / 8 AA	91
Phosphosite 13:	ZNF624	Q9P2J8	S6	__MSLQDSTLSREGK	85 / 7 AA	100
Phosphosite 14:	C1orf85	Q8WWB7	T91	ATNTPHSTLSVNWSL	85 / 7 AA	44
Phosphosite 15:	C1orf85	Q8WWB7	S90	VATNTPHSTLSVNWS	85 / 7 AA	44
Phosphosite 16:	FAM178B	Q8IXR5	S701	QEKTQLSSLSRLLGL	75 / 8 AA	94
Phosphosite 17:	FAM178B	Q8IXR5	S700	WQEKTQLSSLSRLLG	75 / 8 AA	94
Phosphosite 18:	C4B	P0C0L5	T661	FSDGDQWTLSRKRLS	62 / 8 AA	193
Phosphosite 19:	B3GALNT2	Q8NCR0	T83	RHLLQHPTLSQRVLV	62 / 8 AA	57
Phosphosite 20:	ARHGAP21	Q5T5U3	T1701	HKLIECDTLSRKKSA	55 / 9 AA	217