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3.A.1.29.2
This ABC uptake porter of unknown substrate specificity is unusual in that all four subunits of a typical ECF transporter occur in a single polypeptide chain of 1148 aas with the domain order as follows: (1) a hydrophilic domain of ~200 aas, (2) the S (substrate binding) domain, (3) the first ATPase domain, (4) another hydrophilic domain, (5) the second ATPase domiain, (6) the T (transducer) domain. It is not unusual for eukaryotes to fuse domains of an ABC porter together, but this is the first one we have observed in this type of ABC transporter. Based on its similarity with TC# 3.A.1.29.1, it may transport Methionine, but the entry in NCBI indicates possible substrates to be Co2+ or riboflavin (based only on sequence similarity).

Accession Number:KAI7259335.1
Protein Name:KAI7259335.1 hypothetical protein KC345_g10332 [Hortaea werneckii]
Length:1149
Molecular Weight:
Species:Hortaea werneckii [91943]
Number of TMSs:8
Substrate

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MPLPAVQAVL ENGDELDVTD TIVWELSGSN AVLKQSTTAK TIKGLVKGSA TLKGTYSNKT 
61:	ISVPVTIEQK VVKLVVEPGT LEMNIKGSKT IKVTGYFSNG KTATFSGAMN WVSSNPDVAS 
121:	VKGTTVKAIT EGTATLSGSY QGITATVKIS VVPKLMKITV SENKLALAPG ASKSVAVTAL 
181:	YDTGKSAVVT GSVVWTSSKS SVATVNSFGQ ITATIVAIGI GSPLFVILGR FGSIPSGIPN 
241:	TNIETTYALL ALFALLYGPV AGLFIGLIGH TLKDAIFYGS PWFSWVISSG LVGLLIGLLV 
301:	ARISIRDGEF GRKEIIGFNL AQIVANAIAW FVVAPLLDIL IYAEPANKVF TQGLIAGASN 
361:	IVTVAVIGTL LAIAYAKTRT KQEFADFTFK YRAQQEPTLH NINLKINEGE KILIVGPSGS 
421:	GKSTLAHCIN GLIPFAYPGE MSGSLTVKGR DTRELGIAGL SEVVGTVLQD PDGQFVGLTV 
481:	GEDIAFSLEN AAVPVPEMHE RVAAAARAVD IQQLLSASPQ ELSGGQKQKT MLAGVLVSNV 
541:	DILLFDEPLA SLDPYTGTGA IELIDRVQRE TGNTVIIIEH RLEEVLHRHV DRIIVINEGV 
601:	IAADMPAAEL LSSPLLAESG IREPLYLTAL KYAGCEITPE MHPEHLDGIS LETGAAKLRS 
661:	WYEYSEAPLE EEAAPVLLEL RDISFGYDKK AQVLQGLSFS VRRGEMLCIA GRNGAGKSTV 
721:	SKLICGFYRP SAGSILLNGR DLASDTIKER AEHIGFVMQN PNHMISLTLL FDEVALGLKL 
781:	RGFAEEEIRE RVHRVLQICG LYEFREWPVS ALSYGQKKRV TIASILVLEP EVLILDEPTA 
841:	GQDYRHYNEI MEFLRGLGSS GITVIMITHD MHLMLEYAER TIVLAEGTKL ADERPEVILT 
901:	DRNIDSPVHR LTGAAKLIIF AVCLAVFRIS RVRFQDYAFV LYFILFFFLL NHIAIFVFSP 
961:	LEGTRIYGTR HDLLHLAGRY TLTSEQLFYQ FNIALKYAVV IPMALLFLLT TDPSEFAASL 
1021:	NRVGVNYKIA YSVSLALRYI PDIQQDYENI SFSAQARGID ISRKEKLPKR LKNIVSILLP 
1081:	LILTSIERIE KISTAMELRG FGTGRSRTWY QARPFTRSDY FALCLMVGIA AATTIITFYD 
1141:	GSRFYSIF