Table 2.
Nonexhaustive list of transport-associated proteins identified by mass spectrometry in Arabidopsis DRM fractions prepared from different tissues. Transported molecules are indicated according to gene ontogeny annotations from The Arabidopsis Information resource (TAIR, https://www.arabidopsis.org). In the category “Metals”, note that the transported metal is indicated in parenthesis in the accession column.
| Transported molecules | Protein/Protein family | Accessions | Tissues | References |
|---|---|---|---|---|
| Amino acids | Cationic amino acid transporter (CAT) | AT4G21120 (CAT1) | Suspension cell cultures | Keinath et al., 2010 |
| Lysine histidine transporter (LHT) | AT5G40780 (LTH1) | Suspension cell cultures | Keinath et al., 2010 | |
| Ammonium | Ammonium transporter (AMT) | AT4G13510 (AMT1;1) ; AT2G38290 (AMT2) | Suspension cell cultures/leaves | Keinath et al., 2010; Demir et al., 2013 |
| Anions | Voltage-dependent anion channel (VDAC) | AT5G67500 (VDAC2) ; AT5G15090 (VDAC3) | Callus from roots/ Suspension cell cultures | Borner et al., 2005; Keinath et al., 2010 |
| Mechanosensitive channel of small conductance-like (MSL) | AT5G12080 (MSL10) | Suspension cell cultures | Yoshida et al., 2013 | |
| Chloride channel (CLC) | AT5G33280 (CLCG) | Suspension cell cultures | Yoshida et al., 2013 | |
| Ascorbate | Nucleobase-ascorbate transporter (NAT) | AT2G27810 (NAT12) ; AT1G60030 (NAT7) | Suspension cell cultures | Keinath et al., 2010 |
| Calcium | Autoinhibited Ca2+-ATPase (ACA) | AT1G27770 (ACA1) ; AT2G41560 (ACA4) ; AT5G57110 (ACA8) ; AT4G29900 (ACA10) | Suspension cell cultures/leaves | Keinath et al., 2010; Demir et al., 2013; Yoshida et al., 2013 |
| Sodium/calcium exchanger | AT1G53210 | Suspension cell cultures | Szymanski et al., 2015 | |
| Two-pore channel 1 | AT4G03560 | Suspension cell cultures | Yoshida et al., 2013 | |
| Auto-regulated calcium ATPase (ACA) | AT2G22950 (ACA7) | Suspension cell cultures | Yoshida et al., 2013 | |
| Cation | Early-responsive to dehydration (ERD) | AT1G30360 (ERD4) | Leaves | Demir et al., 2013 |
| Glucosinolate | Glucosinolate transporter (GTR) | AT3G47960 (GTR1) | Suspension cell cultures | Keinath et al., 2010 |
| Lipids | Aminophospholipid ATPase (ALA) | AT5G44240 (ALA2) | Suspension cell cultures | Yoshida et al., 2013 |
| Glycosylphosphatidylinositol-anchored lipid protein transfer (LTPG) | AT1G27950 (LTPG1) | Callus from roots | Borner et al., 2005 | |
| Metals | Pleitropic drug resistance (PDR) | AT1G59870 (PDR8, cadmium) | Leaves | Demir et al., 2013 |
| Copper transporter (COPT) | AT5G20650 (COPT5, copper) | Suspension cell cultures | Yoshida et al., 2013 | |
| Magnesium transporter (MGT) | AT1G16010 (MGT2, magnesium) | Suspension cell cultures | Yoshida et al., 2013 | |
| Natural resistance-associated macrophage protein (NRAMP) | AT2G23150 (NRAMP3, manganese/iron) | Suspension cell cultures | Yoshida et al., 2013 | |
| Oligopeptide transporter (OPT) | AT4G16370 (OPT3, iron) | Leaves | Demir et al., 2013 | |
| Yellow stripe like (YSL) | AT1G65730 (YSL7, metals/bacterial factors) | Suspension cell cultures | Keinath et al., 2010 | |
| Metal tolerance protein (MTP) | AT2G46800 (MTP1) | Suspension cell cultures | Yoshida et al., 2013 | |
| Nitrate | Nitrate transporter (NRT) | AT5G50200 (NTR3.1); AT1G52190 (NTR1.11) | Suspension cell cultures/leaves | Keinath et al., 2010; Demir et al., 2013 |
| Nucleosides | Equilibrative nucleoside transporter (ENT) | AT4G05120 (ENT3) | Suspension cell cultures | Keinath et al., 2010 |
| Peptides | Peptide transporter (PTR) | AT3G54140 (PTR1); AT2G02040 (PTR2) | Suspension cell cultures | Keinath et al., 2010; Yoshida et al., 2013 |
| Oligopeptide transporter (OPT) | AT5G64410 (OPT4) | Suspension cell cultures | Keinath et al., 20100 | |
| Phosphate | Phosphate transporter (PHT) | AT5G43350 (PHT1;1); AT2G38940 (PHT1;4); AT3G54700 ((PHT1;7) | Suspension cell cultures | Kierszniowska et al., 2009; Keinath et al., 2010 |
| Non-intrinsic ABC protein (NAP) | AT1G67940 (NAP3) | Suspension cell cultures | Yoshida et al., 2013 | |
| Sugar | Sugar transporter protein (STP) | AT1G11260 (STP1); AT3G19930 (STP4); AT5G26340 (STP13) | Whole plant/suspension cell cultures/leaves | Minami et al., 2009; Keinath et al., 2010; Demir et al., 2013 |
| Sugar (continued) | Sucrose transporter (SUT) | AT1G22710 (SUT1) | Leaves | Demir et al., 2013 |
| Sucrose-proton symporter (SUC) | AT1G71880 (SUC1) | Leaves/suspension cell cultures | Demir et al., 2013; Yoshida et al., 2013 | |
| Polyol/monosaccharide transporter (PLT) | AT3G18830 (PLT5) | Leaves | Demir et al., 2013 | |
| Tonoplast monosaccharide transporter (TMT) | AT4G35300 (TMT2) | Suspension cell cultures | Yoshida et al., 2013 | |
| Vacuolar glucose transporter (VGT) | AT3G03090 (VGT1) | Suspension cell cultures | Yoshida et al., 2013 |