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Q96JJ6 Proteins with MORN Repeats
Uniprot ID: Q96JJ6
Protein name : Junctophilin-4
Gene : JPH4 JPHL1 KIAA1831
Protein Families : Junctophilin family
Squence Length : 628
Sequence
>Q96JJ6 629 MSPGGKFDFDDGGCYVGGWEAGRAHGYGVCTGPGAQGEYSGCWAHGFESLGVFTGPGGHSYQGHWQQGKREGLGVERKSRWTYRGEWLGGLKGRSGVWESVSGLRYAGLWKDGFQDGYGTETYSDGGTYQGQWQAGKRHGYGVRQSVPYHQAALLRSPRRTSLDSGHSDPPTPPPPLPLPGDEGGSPASGSRGGFVLAGPGDADGASSRKRTPAAGGFFRRSLLLSGLRAGGRRSSLGSKRGSLRSEVSSEVGSTGPPGSEASGPPAAAPPALIEGSATEVYAGEWRADRRSGFGVSQRSNGLRYEGEWLGNRRHGYGRTTRPDGSREEGKYKRNRLVHGGRVRSLLPLALRRGKVKEKVDRAVEGARRAVSAARQRQEIAAARAADALLKAVAASSVAEKAVEAARMAKLIAQDLQPMLEAPGRRPRQDSEGSDTEPLDEDSPGVYENGLTPSEGSPELPSSPASSRQPWRPPACRSPLPPGGDQGPFSSPKAWPEEWGGAGAQAEELAGYEAEDEAGMQGPGPRDGSPLLGGCSDSSGSLREEEGEDEEPLPPLRAPAGTEPEPIAMLVLRGSSSRGPDAGCLTEELGEPAATERPAQPGAANPLVVGAVALLDLSLAFLFSQLLT
Repeat regions
REPEAT 50 72 MORN 1 REPEAT 74 95 MORN 2 REPEAT 96 117 MORN 3 REPEAT 118 140 MORN 4 REPEAT 141 163 MORN 5 REPEAT 164 186 MORN 6 REPEAT 317 339 MORN 7 REPEAT 340 362 MORN 8
Sequence region of repeats
50- 72 VFTGPGGHSYQGHWQQGKREGLG 74- 95 ERKSRWTYRGEWLGGLKGRSGV 96- 117 WESVSGLRYAGLWKDGFQDGYG 118- 140 TETYSDGGTYQGQWQAGKRHGYG 141- 163 VRQSVPYHQAALLRSPRRTSLDS 164- 186 GHSDPPTPPPPLPLPGDEGGSPA 317- 339 RTTRPDGSREEGKYKRNRLVHGG 340- 362 RVRSLLPLALRRGKVKEKVDRAV
Function
Junctophilins contribute to the formation of junctional membrane complexes (JMCs) which link the plasma membrane with the endoplasmic or sarcoplasmic reticulum in excitable cells. Provides a structural foundation for functional cross-talk between the cell surface and intracellular calcium release channels. JPH4 is brain-specific and appears to have an active role in certain neurons involved in motor coordination and memory (By similarity)