Table 3.

Members of the SP family (family 1)

AbbreviationDescriptionPhylumaOrganismSize (no. of residues)Accession no.Data- baseb
AraE EcoArabinose-proton symporterB Escherichia coli 472 P09830 SP
AraE KoxArabinose-proton symporterB Klebsiella oxytoca 472 P45598 SP
GalP EcoGalactose-proton symporterB Escherichia coli 464 P37021 SP
Glf ZmoGlucose facilitated diffusion proteinB Zymomonas mobilis 473 P21906 SP
Gtr SspGlucose transport proteinB Synechocystis sp.468 P15729 SP
Orf_f469 EcoPutative sugar transporterB Escherichia coli 469 U29579 GB
Orf ZZ ShyPutative monosaccharide transporter (fragment)B Streptomyces hygroscopicus 290 X86780 GB
XylE EcoXylose-proton symporterB Escherichia coli 491 P09098 SP
YaaU EcoPutative sugar transporter (frameshift error?)B Escherichia coli 220 P31578 SP
YfiG BsuPutative sugar transporterB Bacillus subtilis 482 P54723 SP
YncC BsuPutative sugar transporterB Bacillus subtilis 419 U66480 GB
YxbC BsuPutative sugar transporterB Bacillus subtilis 388 P46333 SP
YxdF BsuPutative sugar transporterB Bacillus subtilis 439 P42417 SP
YyaJ BsuSV2 homologB Bacillus subtilis 451 P37514 SP
Str SspSugar transporterAr Sulfolobus solfataricus 423 Y08256 GB
Gtr1 LdoPutative glucose transporterPr Leishmania donovani 547 Q01440 SP
Glut2 LdoPutative sugar transporterPr Leishmania donovani 558 Q01441 SP
HT1 TviGlucose transporterPr Trypanosoma vivax 543 L47540 GB
Pro-1 LdoPutative sugar transporterPr Leishmania donovani 567 P13865 SP
TcrHT1 TcrHexose transporterPr Trypanosoma cruzi 544 U05588 GB
Tht1E TbrGlucose transporter 1EPr Trypanosoma brucei brucei 528 Q09037 SP
Tht2A TbrGlucose transporter 2APr Trypanosoma brucei brucei 529 Q06222 SP
Tht2B TbrGlucose transporter 1B/1C/1D/1F/2BPr Trypanosoma brucei brucei 527 Q06221 SP
Tht2C TbrGlucose transporter 2C (fragment)Pr Trypanosoma brucei brucei 337 Q09039 SP
Ag1 Sceα-Glucoside transporterY Saccharomyces cerevisiae 617 S59368 GB
Gal2 SceGalactose transporterY Saccharomyces cerevisiae 574 P13181 SP
Glu SspPutative glucose transporterY Saccharomycessp.518 L21753 GB
Hgt1 KlaHigh-affinity glucose transporterY Kluyveromyces lactis 551 P49374 SP
Hxt1 SceLow-affinity glucose transporterY Saccharomyces cerevisiae 570 P32465 SP
Hxt2 SceHigh-affinity glucose transporterY Saccharomyces cerevisiae 541 P23585 SP
Hxt3 SceLow-affinity glucose transporterY Saccharomyces cerevisiae 567 P32466 SP
Hxt4 SceGlucose transporterY Saccharomyces cerevisiae 576 P32467 SP
Hxt5 SceGlucose transporterY Saccharomyces cerevisiae 592 P38695 SP
Hxt6 SceHexose transporterY Saccharomyces cerevisiae 570 P39003 SP
Hxt7 SceHexose transporterY Saccharomyces cerevisiae 570 P39004 SP
Hxt8 ScePutative hexose transporterY Saccharomyces cerevisiae 569 P40886 SP
Hxt10 ScePutative hexose transporterY Saccharomyces cerevisiae 546 P43581 SP
Hxt11 ScePutative hexose transporter; drug resistance?Y Saccharomyces cerevisiae 567 P40885 SP
Hxt13 ScePutative hexose transporterY Saccharomyces cerevisiae 564 P39924 SP
Hxt14 ScePutative hexose transporterY Saccharomyces cerevisiae 540 P42833 SP
Hxt16 ScePutative sugar transport proteinY Saccharomyces cerevisiae 567 P47185 SP
Hxt17 ScePutative sugar transporterY Saccharomyces cerevisiae 343 Z71687 GB
Itr1 Sce myo-Inositol transporter 1Y Saccharomyces cerevisiae 584 P30605 SP
Itr1 Spo myo-Inositol transporterY Saccharomyces pombe 575 X98622 GB
Itr2 Sce myo-Inositol transporter 2Y Saccharomyces cerevisiae 612 P30606 SP
Kht2 KlaPutative hexose transporterY Kluyveromyces marxianus 566 S51081 PIR
Lac12 KlaLactose/galactose transporterY Kluyveromyces lactis 587 P07921 SP
Mal3T SceMaltose transporterY Saccharomyces cerevisiae 614 P38156 SP
Mal6T SceMaltose transporterY Saccharomyces cerevisiae 614 P15685 SP
Rag1 KlaLow-affinity glucose transporterY Kluyveromyces lactis 567 P18631 SP
Rgt2 SceHigh glucose sensorY Saccharomyces cerevisiae 763 X96876 GB
YacI SpoPutative sugar transporterY Schizo saccharomyces pombe 522 Q10710 SP
Ybr241c ScePutative sugar transporterY Saccharomyces cerevisiae 488 P38142 SP
Yd1199c ScePutative sugar transporterY Saccharomyces cerevisiae 687 S58778 PIR
Ydr387c ScePutative sugar transporterY Saccharomyces cerevisiae 555 U32274 GB
Yfl040w ScePutative sugar transporterY Saccharomyces cerevisiae 540 P43562 SP
Ygk4 ScePutative sugar transporterY Saccharomyces cerevisiae 486 Z72626 GB
Yil170w ScePutative sugar transporterY Saccharomyces cerevisiae 457 P40441 SP
Yjr160c ScePutative maltose transporterY Saccharomyces cerevisiae 602 P47186 SP
Snf3 SceLow glucose sensorY Saccharomyces cerevisiae 818 P10870 SP
Stl1 ScePutative sugar transporter Stl1Y Saccharomyces cerevisiae 569 P39932 SP
Rco3 NcrSugar transporterF Neurospora crassa 594 U54768 GB
Qa-Y NcrQuinate transporterF Neurospora crassa 537 P11636 SP
QutD EniQuinate transporterF Emericella nidulans 533 P15325 SP
Glu2 SspPutative glucose transporter (fragment)Pl Saccharum sp.287 L21752 GB
Hex6 RcoHexose transporterPl Ricinus communis 510 L08188 GB
Hup1 CkeHexose-proton symporterPl Chorella kessleri 533 P15686 SP
Hup2 CkeGalactose-proton symporterPl Chorella kessleri 540 X66855 GB
Hup3 CkeGlucose transporterPl Chorella kessleri 534 S38435 PIR
Int HvuPutative sugar transporterPl Beta vulgaris 490 U43629 GB
Mst1 NtaMonosaccharide transport proteinPl Nicotiana tabacum 523 S25015 PIR
MtSt1 MtrPutative sugar transporterPl Medicago truncatula 518 U38651 GB
Stc RcoSugar transporterPl Ricinus communis 523 L08196 GB
Stp1 AthGlucose transporterPl Arabidopsis thaliana 522 P23586 SP
Stp4 AthMonosaccharide transport proteinPl Arabidopsis thaliana 514 S25009 PIR
B0252 CelB0252.3 (putative organic cation transporter)An Caenorhabditis elegans 435 U23453 GB
C44C10.3 CelC44C10.3 (putative organic cation transporter)An Caenorhabditis elegans 404 Z69787 GB
C46C2.2 CelC46C2.2 (putative organic cation transporter)An Caenorhabditis elegans 517 Z68296 GB
C53B4.1 CelC53B4.1 (putative organic cation transporter)An Caenorhabditis elegans 517 Z68215 GB
F11D5 CelF11D5.4/F11D5.5 (putative sugar transporter-frameshift)An Caenorhabditis elegans 361/192 U41532 GB
F13B12.2 CelF13B12.2 (putative glucose transporter)An Caenorhabditis elegans 431 Z70683 GB
F14B8.3 CelPutative organic cation transporterAn Caenorhabditis elegans 524 U28737 GB
F14E5.1 CelF14E5.1 (putative sugar transporter)An Caenorhabditis elegans 466 Z66522 GB
F14E5.1 CelF14E5.1 (putative glucose transporter)An Caenorhabditis elegans 493 Z66522 GB
F23F12.5 CelPutative organic cation transporterAn Caenorhabditis elegans 751 P46501 SP
F48E3 CelF48E3.2 (putative glucose transporter)An Caenorhabditis elegans 488 U28735 GB
F53H8 CelSimilar to glucose transporterAn Caenorhabditis elegans 569 U41023 GB
Glu DmePutative glucose transporterAn Drosophila melanogaster 507 U31961 GB
Glut1 BtaGlucose transporter type 1, erythrocyteAn Bos taurus 492 P27674 SP
Glut1 GgaGlucose transporter type 1, erythrocyteAn Gallus gallus 490 P46896 SP
Glut1 HsaGlucose transporter type 1, erythrocyteAn Homo sapiens 492 P11166 SP
Glut1 MmuGlucose transporter type 1, erythrocyteAn Mus musculus 492 P17809 SP
Glut1 OcuGlucose transporter type 1, erythrocyteAn Oryctolagus cuniculus 492 P13355 SP
Glut1 RnoGlucose transporter type 1, erythrocyteAn Rattus norvegicus 492 P11167 SP
Glut1 SscGlucose transporter type 1, erythrocyteAn Sus scrofa 451 P20303 SP
Glut2 GgaGlucose transporterAn Gallus gallus 533 S37476 PIR
Glut2 HsaGlucose transporter type 2, liverAn Homo sapiens 524 P11168 SP
Glut2 MmuGlucose transporter type 2, liverAn Mus musculus 523 P14246 SP
Glut2 RnoGlucose transporter type 2, liverAn Rattus norvegicus 522 P12336 SP
Glut3 CfaGlucose transporter type 3, brainAn Canis familiaris 495 P47842 SP
Glut3 GgaGlucose transporter type 3, brainAn Gallus gallus 496 P28568 SP
Glut3 HsaGlucose transporter type 3, brainAn Homo sapiens 496 P11169 SP
Glut3 MmuGlucose transporter type 3, brainAn Mus musculus 493 P32037 SP
Glut3 OarGlucose transporter type 3, brainAn Ovis aries 494 P47843 SP
Glut3 RnoGlucose transporter type 3, brainAn Rattus norvegicus 493 Q07647 SP
Glut4 HsaGlucose transporter type 4, insulinAn Homo sapiens 509 P14672 SP
Glut4 MmuGlucose transporter type 4, insulinAn Mus musculus 510 P14142 SP
Glut4 RnoGlucose transporter type 4, insulinAn Rattus norvegicus 509 P19357 SP
Glut5 HsaFructose transporterAn Homo sapiens 501 P22732 SP
Glut5 OcuGlucose transporter type 5, small intestineAn Oryctolagus cuniculus 486 P46408 SP
Glut5 RnoGlucose transporter type 5, small intestineAn Rattus norvegicus 502 P43427 SP
Glut7 RnoGlucose transporter type 7, hepaticAn Rattus norvegicus 528 Q00712 SP
GT2 MmuGlucose transporterAn Mus musculus 508 B30310 PIR
GTP1 TsoGlucose transporterAn Taenia solium 510 U39197 GB
K05F1 CelK05F1.6 (putative organic cation transporter)An Caenorhabditis elegans 745 U29377 GB
K09C4 CelPutative glucose transporterAn Caenorhabditis elegans 520 U43375 GB
Ksp MmuPutative organic cation transporterAn Mus musculus 545 U52842 GB
M01F1 CelM01F1.5 (putative hexose transporter)An Caenorhabditis elegans 628 Z46381 GB
Nit RnoPutative organic cation transporterAn Rattus norvegicus 514 L27651 GB
Oct-1 RnoOrganic cation transporterAn Rattus norvegicus 556 X78855 GB
Oct-2 RnoOrganic cation transporterAn Rattus norvegicus 593 D83045 GB
SGTP1 SmaGlucose transporterAn Schistosoma mansoni 521 A53153 GB
SGTP2 SmaGlucose transporterAn Schistosoma mansoni 489 B53153 PIR
SGTP4 SmaGlucose transporterAn Schistosoma mansoni 505 C53153 PIR
SV2 RnoSV2 synaptic vesicle proteinAn Rattus norvegicus 742 S27263 PIR
SV2 RnoSynaptic vesicle protein 2An Rattus norvegicus 742 Q02563 SP
T05A1.5 CelT05A1.5 (putative organic cation transporter)An Caenorhabditis elegans 498 Z68219 GB
T05A1.7 CelT05A1.7 (putative organic cation transporter)An Caenorhabditis elegans 251 Z68219 GB
ZK455.8 CelZK455.8 (putative organic cation transporter)An Caenorhabditis elegans 447 Z66567 GB
ZK563 CelZK563.1 (fragment)An Caenorhabditis elegans >357 U40061 GB
ZK637.1 CelPutative organic cation transporterAn Caenorhabditis elegans 536 P30638 SP
ZK829.9 CelZK829.9 (putative glucose transporter)An Caenorhabditis elegans 351 Z73899 GB
ZK892.3 CelZK892.3 (putative organic cation transporter)An Caenorhabditis elegans 541 Z48638 GB
  • a B, bacterium; Ar, archaea; Pr, protozoan; Y, yeast; F, fungus; Pl, plant; An, animal.

  • b SP, SwissProt; GB, GenBank; PIR, Protein Information Resource.