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:	TMEM121
Human P-Site:	S280
P-Site Sequence:	DFPPPALSLELQPPP
UniProt:	Q9BTD3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TMEM121	Q9BTD3	S280	DFPPPALSLELQPPP	100 / 9 AA	36
Phosphosite 1:	EDC4	Q6P2E9	S708	PTATSALSLELQEVE	87 / 8 AA	152
Phosphosite 2:	NPAS4	Q8IUM7	S683	GAGPPVLSLDLKPWK	66 / 9 AA	87
Phosphosite 3:	INPP5E	Q9NRR6	S198	PRPPPALSLDIASDS	75 / 8 AA	70
Phosphosite 4:	DALRD3	Q5D0E6	S86	APTPAGLSLQLQRSA	66 / 9 AA	59
Phosphosite 5:	ZNF828	Q96JM3	S131	PKSIPALSMETQKLG	75 / 8 AA	89
Phosphosite 6:	MXRA5	Q9NR99	S814	TTSPPSLSLEVTPPF	75 / 8 AA	312
Phosphosite 7:	AKAP9	Q99996	S2198	VEAKPELSLEVQLQA	75 / 8 AA	454
Phosphosite 8:	SMCR7L	Q9NQG6	T297	APPPEALTLEVQYER	66 / 9 AA	51
Phosphosite 9:	MXRA5	Q9NR99	S812	IKTTSPPSLSLEVTP	85 / 7 AA	312
Phosphosite 10:	HSPA12B	Q96MM6	S631	VRKCGALSLELEPAD	85 / 7 AA	76
Phosphosite 11:	NAG	A2RRP1	S1570	KQSPSALSLQLAAYY	75 / 8 AA	269
Phosphosite 12:	5-HT (2C) receptor	P28335	S260	TEEPPGLSLDFLKCC	62 / 8 AA	52
Phosphosite 13:	JSRP1	Q96MG2	S114	PPPPPALSEELPWGD	87 / 8 AA	36
Phosphosite 14:	SEC31B	Q9NQW1	S1055	PGVPGELSLQLQHLP	66 / 9 AA	129
Phosphosite 15:	NRBF2	Q96F24	S56	QSEQAHLSLELQRDS	100 / 6 AA	32
Phosphosite 16:	RC3H2	Q9HBD1	S989	SSTGDLLSLELQQAK	100 / 6 AA	132
Phosphosite 17:	OLIG2	Q13516	S52	SDCPPELSAELRGAM	66 / 9 AA	32
Phosphosite 18:	MECT1	Q6UUV9	S574	GESPPSLSKELTSSL	75 / 8 AA	67
Phosphosite 19:	Cdt1	Q9H211	S474	SERKPALSMEVACAR	71 / 7 AA	60
Phosphosite 20:	C10orf6	Q8IX21	S646	TGKPPALSKGLRSQS	66 / 9 AA	132