1.A.1.13.10 K+ channel protein with 343 aas and 2 N-terminal TMSs, MjK2. Binding of the MjK2 RCK domain to membranes takes place via an electrostatic interaction with anionic lipid surfaces (Ptak et al. 2005).
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Accession Number: | Q58752 |
Protein Name: | Probable potassium channel protein 2 |
Length: | 343 |
Molecular Weight: | 38884.00 |
Species: | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) [243232] |
Number of TMSs: | 2 |
Location1 / Topology2 / Orientation3: |
Cell membrane1 / Multi-pass membrane protein2 |
Substrate |
potassium(1+), rubidium(1+) |
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1: METSKKLVIV AVLSITLILT YAYLISIIEG VDYFTALYFS VITITTTGYG DFTPKTFLGR
61: TLTVVYLCVG VGIVMYLFSL IAEFIVEGKF EEFVRLKKMK NKIKTLKDHY IICGYGRLGK
121: VVGEKFIEEN IPFIAIDINE DVLKEEYEKY PDKFLYIVGD AKKEEVLKKA KIDKAKGLIA
181: TLPSDADNVF LTLTARELNP NILITAKADE KEAIRKLKIA GANRVVSPYL IGGLRMAEVS
241: VRPGILDFLS TFIKIAKDEY EEDIELRKFV IEKDSELAYK SLKDANIRGK TGATILGIRR
301: EKEFCINPYP EFILKPGDVI YAFGTEENLK YLENLVKKKK KKL