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8.A.74.1.7
Neurexin-3 (NRX2A) of 1643 aas and 2 TMSs, N- and C-terminal. It may play a role in autism (Vaags et al. 2012).

Accession Number:Q9Y4C0
Protein Name:Neurexin-3
Length:1643
Molecular Weight:180599.00
Species:Homo sapiens (Human) [9606]
Number of TMSs:2
Location1 / Topology2 / Orientation3: Presynaptic cell membrane1 / Single-pass type I membrane protein2
Substrate

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MSSTLHSVFF TLKVSILLGS LLGLCLGLEF MGLPNQWARY LRWDASTRSD LSFQFKTNVS 
61:	TGLLLYLDDG GVCDFLCLSL VDGRVQLRFS MDCAETAVLS NKQVNDSSWH FLMVSRDRLR 
121:	TVLMLDGEGQ SGELQPQRPY MDVVSDLFLG GVPTDIRPSA LTLDGVQAMP GFKGLILDLK 
181:	YGNSEPRLLG SRGVQMDAEG PCGERPCENG GICFLLDGHP TCDCSTTGYG GKLCSEDVSQ 
241:	DPGLSHLMMS EQAREENVAT FRGSEYLCYD LSQNPIQSSS DEITLSFKTW QRNGLILHTG 
301:	KSADYVNLAL KDGAVSLVIN LGSGAFEAIV EPVNGKFNDN AWHDVKVTRN LRQVTISVDG 
361:	ILTTTGYTQE DYTMLGSDDF FYVGGSPSTA DLPGSPVSNN FMGCLKEVVY KNNDIRLELS 
421:	RLARIADTKM KIYGEVVFKC ENVATLDPIN FETPEAYISL PKWNTKRMGS ISFDFRTTEP 
481:	NGLILFTHGK PQERKDARSQ KNTKVDFFAV ELLDGNLYLL LDMGSGTIKV KATQKKANDG 
541:	EWYHVDIQRD GRSGTISVNS RRTPFTASGE SEILDLEGDM YLGGLPENRA GLILPTELWT 
601:	AMLNYGYVGC IRDLFIDGRS KNIRQLAEMQ NAAGVKSSCS RMSAKQCDSY PCKNNAVCKD 
661:	GWNRFICDCT GTGYWGRTCE REASILSYDG SMYMKIIMPM VMHTEAEDVS FRFMSQRAYG 
721:	LLVATTSRDS ADTLRLELDG GRVKLMVNLD CIRINCNSSK GPETLYAGQK LNDNEWHTVR 
781:	VVRRGKSLKL TVDDDVAEGT MVGDHTRLEF HNIETGIMTE KRYISVVPSS FIGHLQSLMF 
841:	NGLLYIDLCK NGDIDYCELK ARFGLRNIIA DPVTFKTKSS YLSLATLQAY TSMHLFFQFK 
901:	TTSPDGFILF NSGDGNDFIA VELVKGYIHY VFDLGNGPNV IKGNSDRPLN DNQWHNVVIT 
961:	RDNSNTHSLK VDTKVVTQVI NGAKNLDLKG DLYMAGLAQG MYSNLPKLVA SRDGFQGCLA 
1021:	SVDLNGRLPD LINDALHRSG QIERGCEGPS TTCQEDSCAN QGVCMQQWEG FTCDCSMTSY 
1081:	SGNQCNDPGA TYIFGKSGGL ILYTWPANDR PSTRSDRLAV GFSTTVKDGI LVRIDSAPGL 
1141:	GDFLQLHIEQ GKIGVVFNIG TVDISIKEER TPVNDGKYHV VRFTRNGGNA TLQVDNWPVN 
1201:	EHYPTGRQLT IFNTQAQIAI GGKDKGRLFQ GQLSGLYYDG LKVLNMAAEN NPNIKINGSV 
1261:	RLVGEVPSIL GTTQTTSMPP EMSTTVMETT TTMATTTTRK NRSTASIQPT SDDLVSSAEC 
1321:	SSDDEDFVEC EPSTTGGELV IPLLVEDPLA TPPIATRAPS ITLPPTFRPL LTIIETTKDS 
1381:	LSMTSEAGLP CLSDQGSDGC DDDGLVISGY GSGETFDSNL PPTDDEDFYT TFSLVTDKSL 
1441:	STSIFEGGYK AHAPKWESKD FRPNKVSETS RTTTTSLSPE LIRFTASSSS GMVPKLPAGK 
1501:	MNNRDLKPQP DIVLLPLPTA YELDSTKLKS PLITSPMFRN VPTANPTEPG IRRVPGASEV 
1561:	IRESSSTTGM VVGIVAAAAL CILILLYAMY KYRNRDEGSY QVDETRNYIS NSAQSNGTLM 
1621:	KEKQQSSKSG HKKQKNKDRE YYV