BLASTX nr result
ID: Rheum21_contig00001597
seq
BLASTX 2.2.25 [Feb-01-2011] Reference: Altschul, Stephen F., Thomas L. Madden, Alejandro A. Schaffer, Jinghui Zhang, Zheng Zhang, Webb Miller, and David J. Lipman (1997), "Gapped BLAST and PSI-BLAST: a new generation of protein database search programs", Nucleic Acids Res. 25:3389-3402. Query= Rheum21_contig00001597 (276 letters) Database: ./nr 37,332,560 sequences; 13,225,080,153 total letters Searching..................................................done Score E Sequences producing significant alignments: (bits) Value gb|EXC13004.1| Digalactosyldiacylglycerol synthase 1 [Morus nota... 79 6e-13 ref|XP_002323386.2| DIGALACTOSYL DIACYLGLYCEROL DEFICIENT 1 fami... 77 2e-12 ref|XP_002308321.2| hypothetical protein POPTR_0006s21970g [Popu... 75 7e-12 ref|XP_002308320.1| predicted protein [Populus trichocarpa] 75 7e-12 sp|Q6DW74.1|DGDG1_LOTJA RecName: Full=Digalactosyldiacylglycerol... 74 2e-11 ref|XP_004494249.1| PREDICTED: digalactosyldiacylglycerol syntha... 72 8e-11 ref|XP_004143341.1| PREDICTED: digalactosyldiacylglycerol syntha... 71 1e-10 ref|XP_002533901.1| galactolipid galactosyltransferase, putative... 71 1e-10 ref|XP_002264659.1| PREDICTED: digalactosyldiacylglycerol syntha... 70 2e-10 ref|XP_006297007.1| hypothetical protein CARUB_v10012998mg [Caps... 70 3e-10 ref|XP_002884857.1| hypothetical protein ARALYDRAFT_897369 [Arab... 70 4e-10 ref|XP_002862712.1| predicted protein [Arabidopsis lyrata subsp.... 70 4e-10 ref|NP_850561.1| digalactosyldiacylglycerol synthase 1 [Arabidop... 69 5e-10 ref|NP_187773.1| digalactosyldiacylglycerol synthase 1 [Arabidop... 69 5e-10 ref|XP_006407424.1| hypothetical protein EUTSA_v10020090mg [Eutr... 69 8e-10 dbj|BAJ34190.1| unnamed protein product [Thellungiella halophila] 69 8e-10 gb|EOY08479.1| UDP-Glycosyltransferase superfamily protein isofo... 68 1e-09 gb|EOY08478.1| UDP-Glycosyltransferase superfamily protein isofo... 68 1e-09 gb|EOY08477.1| UDP-Glycosyltransferase superfamily protein isofo... 68 1e-09 gb|EMJ05471.1| hypothetical protein PRUPE_ppa001645mg [Prunus pe... 67 3e-09 >gb|EXC13004.1| Digalactosyldiacylglycerol synthase 1 [Morus notabilis] Length = 791 Score = 79.0 bits (193), Expect = 6e-13 Identities = 46/99 (46%), Positives = 65/99 (65%), Gaps = 8/99 (8%) Frame = +2 Query: 2 ARIRIDLSSIKKSS-EEIFWEGERRW---RGKGNNSLRFKEFRWDWK-DGDESFG---DW 157 +RIRIDLS+IK + E+ EG+ R + L F+EF +WK +G+ G DW Sbjct: 108 SRIRIDLSAIKNAIVSEVEAEGDETIDFDRVRRGRKLTFREFWGEWKGEGEAEEGQTKDW 167 Query: 158 KPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 +PIRALKTR ++ E++ SS EIFGG K++EF++K KS L Sbjct: 168 EPIRALKTRLKEFEIRSSSAEIFGGFKNSEFVEKFKSGL 206 >ref|XP_002323386.2| DIGALACTOSYL DIACYLGLYCEROL DEFICIENT 1 family protein [Populus trichocarpa] gi|550321021|gb|EEF05147.2| DIGALACTOSYL DIACYLGLYCEROL DEFICIENT 1 family protein [Populus trichocarpa] Length = 793 Score = 77.4 bits (189), Expect = 2e-12 Identities = 48/97 (49%), Positives = 62/97 (63%), Gaps = 6/97 (6%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRWRGK--GNNSLRFKEFRWDWKDGDES----FGDWKP 163 A++ IDLS+IK + I EGE +RG G + R FR W +G E FG+W+P Sbjct: 117 AKLGIDLSAIKNA---IVAEGEDDFRGGIVGFDRRRKLGFREFWGEGKEEGGGQFGEWEP 173 Query: 164 IRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 IR LK RFR+LE K EIFGG K++EF++KLKSSL Sbjct: 174 IRVLKRRFRELEKKSEFGEIFGGFKNSEFVEKLKSSL 210 >ref|XP_002308321.2| hypothetical protein POPTR_0006s21970g [Populus trichocarpa] gi|550336829|gb|EEE91844.2| hypothetical protein POPTR_0006s21970g [Populus trichocarpa] Length = 795 Score = 75.5 bits (184), Expect = 7e-12 Identities = 45/95 (47%), Positives = 57/95 (60%), Gaps = 4/95 (4%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRWRGKGNNSLRFKEFRWDWKDGDES----FGDWKPIR 169 A++ IDLS+IK + EGE R G + R FR W +G E FG+WKPIR Sbjct: 117 AKLGIDLSAIKNAIVAGEKEGEERRGVVGLDRRRRLGFREFWGEGKEGGGGQFGEWKPIR 176 Query: 170 ALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 LK R R+ E K EIFGG K++EF++KLKSSL Sbjct: 177 VLKRRLREFEKKSEFGEIFGGFKNSEFVEKLKSSL 211 >ref|XP_002308320.1| predicted protein [Populus trichocarpa] Length = 278 Score = 75.5 bits (184), Expect = 7e-12 Identities = 45/95 (47%), Positives = 57/95 (60%), Gaps = 4/95 (4%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRWRGKGNNSLRFKEFRWDWKDGDES----FGDWKPIR 169 A++ IDLS+IK + EGE R G + R FR W +G E FG+WKPIR Sbjct: 117 AKLGIDLSAIKNAIVAGEKEGEERRGVVGLDRRRRLGFREFWGEGKEGGGGQFGEWKPIR 176 Query: 170 ALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 LK R R+ E K EIFGG K++EF++KLKSSL Sbjct: 177 VLKRRLREFEKKSEFGEIFGGFKNSEFVEKLKSSL 211 >sp|Q6DW74.1|DGDG1_LOTJA RecName: Full=Digalactosyldiacylglycerol synthase 1, chloroplastic; Flags: Precursor gi|49617333|gb|AAT67422.1| digalactosyldiacylglycerol synthase 1 [Lotus japonicus] Length = 786 Score = 73.9 bits (180), Expect = 2e-11 Identities = 46/93 (49%), Positives = 58/93 (62%), Gaps = 2/93 (2%) Frame = +2 Query: 2 ARIRIDLSSIKKS--SEEIFWEGERRWRGKGNNSLRFKEFRWDWKDGDESFGDWKPIRAL 175 ARIRIDLS+IK + SEEI RGK L F W+ G+ DW+PIRAL Sbjct: 113 ARIRIDLSAIKNAIVSEEIDEGIVDFERGKRERRLSF----WEELKGEGEAQDWEPIRAL 168 Query: 176 KTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 KTR ++ E + SS E F G K++EFL+K+KSSL Sbjct: 169 KTRLKEFEKRSSSVEFFDGFKNSEFLEKVKSSL 201 >ref|XP_004494249.1| PREDICTED: digalactosyldiacylglycerol synthase 1, chloroplastic-like [Cicer arietinum] Length = 776 Score = 72.0 bits (175), Expect = 8e-11 Identities = 46/96 (47%), Positives = 62/96 (64%), Gaps = 5/96 (5%) Frame = +2 Query: 2 ARIRIDLSSIKKS--SEEIFWEGERRW-RGKGNNSLRFKEFRWDWK--DGDESFGDWKPI 166 A+IRIDLS+IK + SEE+ +G + RG L F W+ +G+ DW+PI Sbjct: 108 AKIRIDLSAIKNAIVSEEVGVDGIVDFERGVKGRRLNF----WEGLKGEGESETRDWEPI 163 Query: 167 RALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 RALKTR ++ E + SS EIF G K++EFL+KLKSSL Sbjct: 164 RALKTRIKEFEKRSSSVEIFDGFKNSEFLEKLKSSL 199 >ref|XP_004143341.1| PREDICTED: digalactosyldiacylglycerol synthase 1, chloroplastic-like [Cucumis sativus] gi|449523513|ref|XP_004168768.1| PREDICTED: digalactosyldiacylglycerol synthase 1, chloroplastic-like [Cucumis sativus] Length = 790 Score = 71.2 bits (173), Expect = 1e-10 Identities = 43/98 (43%), Positives = 62/98 (63%), Gaps = 8/98 (8%) Frame = +2 Query: 5 RIRIDLSSIKKSSEEIFWEGERRWRGKGN---NSLRFKEFRWDWKDGDESFG-----DWK 160 RIRIDLS+IK + +G+R G G N +RF+EF + + +ES DW+ Sbjct: 111 RIRIDLSAIKNAIVSEVEDGDRVIDGDGVRKWNRVRFREFWGESRGENESEDVHVNRDWE 170 Query: 161 PIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 PI+ALKTR R+ E + SS E+F G K+ +F++K+KSSL Sbjct: 171 PIQALKTRLREFEKRSSSAEMFEGFKNGDFVEKVKSSL 208 >ref|XP_002533901.1| galactolipid galactosyltransferase, putative [Ricinus communis] gi|223526143|gb|EEF28483.1| galactolipid galactosyltransferase, putative [Ricinus communis] Length = 797 Score = 71.2 bits (173), Expect = 1e-10 Identities = 46/106 (43%), Positives = 63/106 (59%), Gaps = 15/106 (14%) Frame = +2 Query: 2 ARIRIDLSSIKKSS------EEIFWEGE------RRWRGKGNNSLRFKEFRWDW---KDG 136 A++ IDLS+I+ + E+ EG+ R R + S+RF EF + + G Sbjct: 108 AKLGIDLSAIRNAIVADVEVEDDDGEGKIGIVEFDRVRRRRRRSVRFSEFWGESSKVEGG 167 Query: 137 DESFGDWKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 FG+W+PIRALK R R+LE K S EIFG K+NEF++KLKSSL Sbjct: 168 QGQFGEWEPIRALKKRLRELEKKSESVEIFGSFKNNEFVEKLKSSL 213 >ref|XP_002264659.1| PREDICTED: digalactosyldiacylglycerol synthase 1, chloroplastic-like [Vitis vinifera] Length = 797 Score = 70.5 bits (171), Expect = 2e-10 Identities = 48/102 (47%), Positives = 64/102 (62%), Gaps = 12/102 (11%) Frame = +2 Query: 5 RIRIDLSSIKKS----SEEIF-------WEGERRWRGKGNNSLRFKEFRWDWKD-GDESF 148 RIRIDLS+IK + +EE WE RR RG LR KEF +WK+ +E Sbjct: 120 RIRIDLSAIKNAIVADAEERDGGLGFRGWERVRRGRG-----LRLKEFWGEWKEESEEGQ 174 Query: 149 GDWKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 +W+PIRALKTR L+ + SS +IF G K++EF++K+KSSL Sbjct: 175 KEWEPIRALKTR---LQRRSSSSDIFEGFKNSEFVEKVKSSL 213 >ref|XP_006297007.1| hypothetical protein CARUB_v10012998mg [Capsella rubella] gi|482565716|gb|EOA29905.1| hypothetical protein CARUB_v10012998mg [Capsella rubella] Length = 808 Score = 70.1 bits (170), Expect = 3e-10 Identities = 41/99 (41%), Positives = 64/99 (64%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS--------SEEIFWEGERRWRGKGNNSLRFKEFRWDW-KDGDESFGD 154 A++ IDLS+IK + + E R R + + +RF EF + ++G+ +FGD Sbjct: 134 AKLGIDLSAIKNAIVSEMELDERQGVLEMGRMRRRRNRDRVRFTEFFAEAEREGEANFGD 193 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LKTRF++ E K+SS EI G K++EF++KLK+S Sbjct: 194 WEPIRSLKTRFKEFE-KRSSSEILSGFKNSEFVEKLKTS 231 >ref|XP_002884857.1| hypothetical protein ARALYDRAFT_897369 [Arabidopsis lyrata subsp. lyrata] gi|297330697|gb|EFH61116.1| hypothetical protein ARALYDRAFT_897369 [Arabidopsis lyrata subsp. lyrata] Length = 808 Score = 69.7 bits (169), Expect = 4e-10 Identities = 41/99 (41%), Positives = 66/99 (66%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRW--------RGKGNNSLRFKEFRWDW-KDGDESFGD 154 A++ +DLS+IKK+ ER+ R + ++ +RF EF + +DG+ +FGD Sbjct: 134 AKLGMDLSAIKKAIVSEMELDERQGVLEMGRLRRRRNSDRVRFTEFFAEAERDGEGNFGD 193 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LKTRF++ E K++S EI G K++EF++KLK+S Sbjct: 194 WEPIRSLKTRFKEFE-KRNSLEILSGFKNSEFVEKLKTS 231 >ref|XP_002862712.1| predicted protein [Arabidopsis lyrata subsp. lyrata] gi|297308393|gb|EFH38970.1| predicted protein [Arabidopsis lyrata subsp. lyrata] Length = 639 Score = 69.7 bits (169), Expect = 4e-10 Identities = 41/99 (41%), Positives = 66/99 (66%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRW--------RGKGNNSLRFKEFRWDW-KDGDESFGD 154 A++ +DLS+IKK+ ER+ R + ++ +RF EF + +DG+ +FGD Sbjct: 134 AKLGMDLSAIKKAIVSEMELDERQGVLEMGRLRRRRNSDRVRFTEFFAEAERDGEGNFGD 193 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LKTRF++ E K++S EI G K++EF++KLK+S Sbjct: 194 WEPIRSLKTRFKEFE-KRNSLEILSGFKNSEFVEKLKTS 231 >ref|NP_850561.1| digalactosyldiacylglycerol synthase 1 [Arabidopsis thaliana] gi|332641561|gb|AEE75082.1| digalactosyldiacylglycerol synthase 1 [Arabidopsis thaliana] Length = 639 Score = 69.3 bits (168), Expect = 5e-10 Identities = 41/99 (41%), Positives = 65/99 (65%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS--------SEEIFWEGERRWRGKGNNSLRFKEFRWDW-KDGDESFGD 154 A++ +DLS+IKK+ + E R R + ++ +RF EF + +DG+ FGD Sbjct: 134 AKLGMDLSAIKKAIVSEMELDERQGVLEMSRLRRRRNSDRVRFTEFFAEAERDGEAYFGD 193 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LK+RF++ E K+SS EI G K++EF++KLK+S Sbjct: 194 WEPIRSLKSRFKEFE-KRSSLEILSGFKNSEFVEKLKTS 231 >ref|NP_187773.1| digalactosyldiacylglycerol synthase 1 [Arabidopsis thaliana] gi|75193744|sp|Q9S7D1.1|DGDG1_ARATH RecName: Full=Digalactosyldiacylglycerol synthase 1, chloroplastic; Flags: Precursor gi|5354158|gb|AAD42378.1|AF149841_1 digalactosyldiacylglycerol synthase [Arabidopsis thaliana] gi|5354160|gb|AAD42379.1|AF149842_1 digalactosyldiacylglycerol synthase [Arabidopsis thaliana] gi|6041825|gb|AAF02140.1|AC009918_12 digalactosyldiacylglycerol synthase [Arabidopsis thaliana] gi|18700089|gb|AAL77656.1| AT3g11670/T19F11_7 [Arabidopsis thaliana] gi|20855998|gb|AAM26642.1| AT3g11670/T19F11_7 [Arabidopsis thaliana] gi|332641560|gb|AEE75081.1| digalactosyldiacylglycerol synthase 1 [Arabidopsis thaliana] Length = 808 Score = 69.3 bits (168), Expect = 5e-10 Identities = 41/99 (41%), Positives = 65/99 (65%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS--------SEEIFWEGERRWRGKGNNSLRFKEFRWDW-KDGDESFGD 154 A++ +DLS+IKK+ + E R R + ++ +RF EF + +DG+ FGD Sbjct: 134 AKLGMDLSAIKKAIVSEMELDERQGVLEMSRLRRRRNSDRVRFTEFFAEAERDGEAYFGD 193 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LK+RF++ E K+SS EI G K++EF++KLK+S Sbjct: 194 WEPIRSLKSRFKEFE-KRSSLEILSGFKNSEFVEKLKTS 231 >ref|XP_006407424.1| hypothetical protein EUTSA_v10020090mg [Eutrema salsugineum] gi|557108570|gb|ESQ48877.1| hypothetical protein EUTSA_v10020090mg [Eutrema salsugineum] Length = 806 Score = 68.6 bits (166), Expect = 8e-10 Identities = 41/99 (41%), Positives = 64/99 (64%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS--------SEEIFWEGERRWRGKGNNSLRFKEFRWD-WKDGDESFGD 154 A++ IDLS+IK + + E R R + ++ +RF EF + ++G+ FGD Sbjct: 131 AKLGIDLSAIKNAIVSEMDLDERQGVLEMGRMRRRRNSDRVRFTEFFAEPEREGEAHFGD 190 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LKTRF++ E K+SS EI G K++EF++KLK+S Sbjct: 191 WEPIRSLKTRFKEFE-KRSSLEILSGFKNSEFVEKLKTS 228 >dbj|BAJ34190.1| unnamed protein product [Thellungiella halophila] Length = 806 Score = 68.6 bits (166), Expect = 8e-10 Identities = 41/99 (41%), Positives = 64/99 (64%), Gaps = 9/99 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRW--------RGKGNNSLRFKEFRWD-WKDGDESFGD 154 A++ IDLS+IK + ER+ R + ++ +RF EF + ++G+ FGD Sbjct: 131 AKLGIDLSAIKNAIVSEMDPDERQGVLEMGRMRRRRNSDRVRFTEFFAEPEREGEAHFGD 190 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSS 271 W+PIR+LKTRF++ E K+SS EI G K++EF++KLK+S Sbjct: 191 WEPIRSLKTRFKEFE-KRSSLEILSGFKNSEFVEKLKTS 228 >gb|EOY08479.1| UDP-Glycosyltransferase superfamily protein isoform 3 [Theobroma cacao] Length = 791 Score = 67.8 bits (164), Expect = 1e-09 Identities = 45/100 (45%), Positives = 61/100 (61%), Gaps = 9/100 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS-------SEEIFWEG--ERRWRGKGNNSLRFKEFRWDWKDGDESFGD 154 A+I IDLS I+ + +EE +G E KG ++ F+E + FGD Sbjct: 110 AKIGIDLSRIRSAIVAEVQETEEEDMDGIVEYNKVRKGRRAM-FRE--------EGQFGD 160 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 W+PIRALKTR R+ E K SS EIFGG K++EF++K+KSSL Sbjct: 161 WEPIRALKTRLREFEKKNSSVEIFGGFKNSEFVEKVKSSL 200 >gb|EOY08478.1| UDP-Glycosyltransferase superfamily protein isoform 2 [Theobroma cacao] Length = 781 Score = 67.8 bits (164), Expect = 1e-09 Identities = 45/100 (45%), Positives = 61/100 (61%), Gaps = 9/100 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS-------SEEIFWEG--ERRWRGKGNNSLRFKEFRWDWKDGDESFGD 154 A+I IDLS I+ + +EE +G E KG ++ F+E + FGD Sbjct: 110 AKIGIDLSRIRSAIVAEVQETEEEDMDGIVEYNKVRKGRRAM-FRE--------EGQFGD 160 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 W+PIRALKTR R+ E K SS EIFGG K++EF++K+KSSL Sbjct: 161 WEPIRALKTRLREFEKKNSSVEIFGGFKNSEFVEKVKSSL 200 >gb|EOY08477.1| UDP-Glycosyltransferase superfamily protein isoform 1 [Theobroma cacao] Length = 792 Score = 67.8 bits (164), Expect = 1e-09 Identities = 45/100 (45%), Positives = 61/100 (61%), Gaps = 9/100 (9%) Frame = +2 Query: 2 ARIRIDLSSIKKS-------SEEIFWEG--ERRWRGKGNNSLRFKEFRWDWKDGDESFGD 154 A+I IDLS I+ + +EE +G E KG ++ F+E + FGD Sbjct: 110 AKIGIDLSRIRSAIVAEVQETEEEDMDGIVEYNKVRKGRRAM-FRE--------EGQFGD 160 Query: 155 WKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 W+PIRALKTR R+ E K SS EIFGG K++EF++K+KSSL Sbjct: 161 WEPIRALKTRLREFEKKNSSVEIFGGFKNSEFVEKVKSSL 200 >gb|EMJ05471.1| hypothetical protein PRUPE_ppa001645mg [Prunus persica] Length = 787 Score = 66.6 bits (161), Expect = 3e-09 Identities = 45/104 (43%), Positives = 61/104 (58%), Gaps = 13/104 (12%) Frame = +2 Query: 2 ARIRIDLSSIKKSSEEIFWEGERRW------RGKGNNSLRFKEFRWDWK-DGD------E 142 +RIRIDLS+IK + + EGE R R + L+F EF +WK DG+ + Sbjct: 107 SRIRIDLSAIKNA---LVSEGENRDGVMEFDRVRRRRPLKFSEFWGEWKGDGEAEDEERQ 163 Query: 143 SFGDWKPIRALKTRFRDLEVKKSSEEIFGGLKSNEFLKKLKSSL 274 S DW+PIRALKTR ++ E E GG K++EF++K KSSL Sbjct: 164 SNKDWEPIRALKTRLKEFE----KREFLGGFKNSEFVEKFKSSL 203