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:	GCLC
Human P-Site:	S621
P-Site Sequence:	ECPELLGSAFRKVKY
UniProt:	P48506
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GCLC	P48506	S621	ECPELLGSAFRKVKY	100 / 9 AA	73
Phosphosite 1:	PXDNL	A1KZ92	S68	RIREIPGSAFKKLKN	66 / 9 AA	164
Phosphosite 2:	PLXNC1	O60486	S986	QQLELLESELRKEIR	66 / 9 AA	176
Phosphosite 3:	PPM1J	Q5JR12	S319	LKPELLGSEFTHLEF	85 / 7 AA	55
Phosphosite 4:	WDR62	O43379	S1337	SALRLHGSAFRPSLP	85 / 7 AA	166
Phosphosite 5:	HMCN1	Q96RW7	S4921	NVPRSLGSAMRKIVS	85 / 7 AA	613
Phosphosite 6:	InsR	P06213	S726	ILKELEESSFRKTFE	66 / 9 AA	156
Phosphosite 7:	NLE1	Q9NVX2	S31	EGGQLLGSPFDVPVD	71 / 7 AA	53
Phosphosite 8:	senataxin	Q7Z333	S2165	SGGLLLESAFRGQGG	85 / 7 AA	303
Phosphosite 9:	ANKHD1	Q8IWZ3	S1364	RKITPLMSAFRKGHV	85 / 7 AA	270
Phosphosite 10:	SOS2	Q07890	S25	KWRGLLVSALRKVQE	75 / 8 AA	153
Phosphosite 11:	GPR116	Q8IZF2	T203	SYKTDLETAFRKGYG	71 / 7 AA	149
Phosphosite 12:	TTN	Q8WZ42	S16412	TASNRLGSVFRNVHV	71 / 7 AA	3816
Phosphosite 13:	HEATR5A	Q86XA9	T272	EVLELLGTGFLRGSS	71 / 7 AA	222
Phosphosite 14:	GRIK5	Q16478	S756	GIGMPLGSPFRDEIT	83 / 6 AA	109
Phosphosite 15:	C1orf25	Q7Z2T5	S384	TSVNYLDSAFRNIRN	71 / 7 AA	82
Phosphosite 16:	ZNF541	Q9H0D2	S1301	RTPELLGSAESQGIF	100 / 6 AA	148
Phosphosite 17:	ZNF502	Q8TBZ5	S303	ICSECGSSFRKHSNL	83 / 6 AA	63
Phosphosite 18:	GRPR	P30550	S328	ALYLLSKSFRKQFNT	62 / 8 AA	43
Phosphosite 19:	ELMO2	Q96JJ3	S554	NRLCEGSSFRKIGNR	83 / 6 AA	83
Phosphosite 20:	DNHD1	Q96M86	S497	TQPQLLGSSFFEKHH	71 / 7 AA	113