ID   ATND_3UT       SEQUENCES:   4; ALIGNED BASES:  1104.
AC   CU00116;
DT   01-JUL-1996  (CREATED)
DT   01-JUL-1996  (LAST UPDATE)
XX
DE   NA, K-ATPASE BETA-3 SUBUNIT.
AG   335 MYRS (AMNIOTA/AMPHIBIA).
LO   3'UTR (STOP CODON TO POLYADENYLATION SITE).
KW   SODIUM/POTASSIUM TRANSPORT; TRANSMEMBRANE;
XX
CC   -!- PROTEIN FUNCTION :THIS IS THE NON-CATALYTIC COMPONENT OF THE ACTIVE 
CC       ENZYME, WHICH CATALYZES THE HYDROLYSIS OF ATP COUPLED WITH THE 
CC       EXCHANGE OF NA AND K IONS ACROSS THE PLASMA MEMBRANE. THE EXACT 
CC       FUNCTION OF THIS GLYCOPROTEIN IS NOT KNOWN. SOME SPECIFIC SEQUENCE 
CC       OF THE BETA SUBUNIT CAN MODULATE THE ACTIVATION OF THE NA,K-PUMP BY 
CC       EXTRACELLULAR POTASSIUM IONS.
XX
CC   -!- PROTEIN SUBCELLULAR LOCATION: TYPE II MEMBRANE PROTEIN.
XX
CC   -!- GENE EXPRESSION: BUFO MARINUS: ABUNDANTLY IN BRAIN, EYE, AND TESTIS, 
CC       AT A LOWER EXTENT IN SPLEEN; XENOPUS: NERVOUS SYSTEM-SPECIFIC; 
CC       CHICKEN: PREDOMINANTLY EXPRESSED IN BRAIN.
XX
CC   -!- BEST SCORE: 426.
XX
SN   [1]
SI   ATND_3UT.1.XENLA
SL   595.
OS   XENOPUS LAEVIS (AFRICAN CLAWED FROG).
TX   AMPHIBIA.
DR   EMBL; M37788. mRNA; Na, K-ATPase beta-3 subunit
XX
SN   [2]
SI   ATND_3UT.1.BUFMA
SL   677.
OS   BUFO MARINUS (GIANT TOAD).
TX   AMPHIBIA.
DR   EMBL; Z11800. mRNA; 
XX
SN   [3]
SI   ATND_3UT.1.CHICK
SL   957.
OS   GALLUS GALLUS (CHICKEN).
TX   SAUROPSIDA (BIRDS AND REPTILES).
DR   EMBL; L13208. mRNA; Na, K-ATPase beta-3 subunit [previously named beta-2]
XX
SN   [4]
SI   ATND_3UT.1.HUMAN
SL   526.
OS   HOMO SAPIENS (HUMAN).
TX   MAMMALIA.
SC   Contig consensus sequence from ESTs. 
DR   EMBL; T88866. mRNA; EST
DR   EMBL; N49939. mRNA; EST
DR   EMBL; R64216. mRNA; EST
XX
FT   3'UTR           1..>1104
FT   HCR310          9..128
FT                   /name="HCR310_1"
FT                   /average_identity="54.8 %"
FT                   /score="195"
FT   HCR335          336..398
FT                   /name="HCR335_2"
FT                   /average_identity="70.3 %"
FT                   /score="131"
FT   HCR310          441..570
FT                   /name="HCR310_3"
FT                   /average_identity="66.4 %"
FT                   /score="279"
FT   HCR335          459..529
FT                   /name="HCR335_4"
FT                   /average_identity="77.3 %"
FT                   /score="276"
//