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1.A.2.1.20
Irk2 of 453 aas and 2 TMSs and a P-loop between them.  Small molecule potassium ion channel agonist/antagonist screen reveals seizure suppression via glial Irk2 activation in a Drosophila model of Dup15q syndrome (Geier et al. 2025).

Accession Number:Q9VCL9
Protein Name:GH11459p
Length:453
Molecular Weight:51793.00
Species:Drosophila melanogaster (Fruit fly) [7227]
Number of TMSs:4
Location1 / Topology2 / Orientation3: Membrane1 / Multi-pass membrane protein2
Substrate potassium(1+)

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MRFNFSTHSA APTSTTIPTT TQANGGEQAT QPLKKAIEAD PDSLDSVISN PQSYPITIVP 
61:	NRPTSYYGLS QNGKPFPRQP SCRSRNFRPG SMRRVRRRAV FKNGDCNVVQ KHLQRRRVRF 
121:	LQDMYTTMVD WQWRWTLLAF ALSFILSWLF FALIWWLIIY THGDLEEPHL PENQEESGWA 
181:	PCVSAIDGFT SCFLFSIETQ HTIGYGVRTT SPECPEAIFM MCFQSIYGVM SSAFMAGIVF 
241:	AKMTRAKQRA QTLLFSKHAV ICQRDGTLSL MFRVGDMRKS HIIGAGVRAQ LIRTKSTKEG 
301:	EVMTQYFTEL EIGTDDSGSD LFFIWPMVIE HKIDENSPLY NLNATDMLQD KFEIVVILEG 
361:	TVESTGQSTQ ARSSYINTEI LWGHRFDPVV LYNKDLQAYE IDYARFNETT QVDTPLCSAR 
421:	ELNEIYKIQE GFRTPETTFT MRQLSHNHSD QAS