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:	MTHFR
Human P-Site:	S55
P-Site Sequence:	KMRRRLESGDKWFSL
UniProt:	P42898
Intern. Prot. ID:	IPI00002487

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MTHFR	P42898	S55	KMRRRLESGDKWFSL	100 / 9 AA	75
Phosphosite 1:	SPTBN2	O15020	T1998	LQARRQETAEKWQEK	55 / 9 AA	271
Phosphosite 2:	ARHGEF14	O15068	T466	ELHRRLETSMKWCDE	66 / 9 AA	128
Phosphosite 3:	CRAT	P43155	S318	GGGSRLNSGNRWFDK	62 / 8 AA	71
Phosphosite 4:	MYOM3	Q5VTT5	S1263	HKDKRLESGDRIRTG	75 / 8 AA	162
Phosphosite 5:	SPHK1IP	Q2M3C7	S1071	YPRNRLLSGDRWSRL	75 / 8 AA	186
Phosphosite 6:	ZNF578	Q96N58	S281	PCHRRLHSGEKPYKC	75 / 8 AA	43
Phosphosite 7:	ZNF594	Q96JF6	S703	IQHRRLHSGEKPYEC	75 / 8 AA	94
Phosphosite 8:	ZNF808	Q8N4W9	S506	LCHRRLHSGEKPYKC	75 / 8 AA	105
Phosphosite 9:	ZNF761	Q86XN6	S545	TCHRRLHSGEKPYKC	75 / 8 AA	88
Phosphosite 10:	SEMG2	Q02383	S420	TEERRLNSGEKDVQK	75 / 8 AA	65
Phosphosite 11:	KIAA0774	Q5JR59	S461	EEERRLGSGNKDSVM	75 / 8 AA	150
Phosphosite 12:	EXOC3L2	Q2M3D2	S275	RLFRRLESQASWLDA	66 / 9 AA	46
Phosphosite 13:	LPCAT4	Q643R3	S191	EVRRRATSGGKWPQV	66 / 9 AA	57
Phosphosite 14:	ZNF790	Q6PG37	T165	NLHQRLNTGDKLNEF	55 / 9 AA	75
Phosphosite 15:	ApoA1BP	Q8NCW5	S43	WGPQRLNSGGRWDSE	55 / 9 AA	32
Phosphosite 16:	PKAR1A	P10644	S258	SKVSILESLDKWERL	85 / 7 AA	43
Phosphosite 17:	NKTR	P30414	S379	LRAYRPPSGEKWSKG	62 / 8 AA	166
Phosphosite 18:	SPATA13	Q96N96	S430	ERKRKLESIDKIARW	75 / 8 AA	75
Phosphosite 19:	SMC3	Q9UQE7	S1182	FRPELLESADKFYGV	71 / 7 AA	142
Phosphosite 20:	GOSR2	O14653	T24	SCMGRLETADKQSVH	71 / 7 AA	25