TCDB is operated by the Saier Lab Bioinformatics Group

9.B.368.  The TMEM194A (TMEM194A) Family 

These proteins are sometimes annoated as 'nuclear envelop integral membrane proteins'.  They appear to most frequently have  400 - 550 aas and 7 TMSs, one N-terminal and six centrally located.  They are found in many types of eukaryotes, but possilby not in fungi.  These proteins may be related to kinases including sensor kinases of prokaryotes.