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1.A.121.1.1
Anterior pharynx-defective 2 (APH-1B) water channel protein of 257 aas and 7 TMSs in a 3 + 1 + 3 TMS arrangement (Dehury and Kepp 2020).

Accession Number:Q8WW43
Protein Name:Gamma-secretase subunit APH-1B
Length:257
Molecular Weight:28460.00
Species:Homo sapiens (Human) [9606]
Number of TMSs:7
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate water

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MTAAVFFGCA FIAFGPALAL YVFTIATEPL RIIFLIAGAF FWLVSLLISS LVWFMARVII 
61:	DNKDGPTQKY LLIFGAFVSV YIQEMFRFAY YKLLKKASEG LKSINPGETA PSMRLLAYVS 
121:	GLGFGIMSGV FSFVNTLSDS LGPGTVGIHG DSPQFFLYSA FMTLVIILLH VFWGIVFFDG 
181:	CEKKKWGILL IVLLTHLLVS AQTFISSYYG INLASAFIIL VLMGTWAFLA AGGSCRSLKL 
241:	CLLCQDKNFL LYNQRSR