BLASTX nr result
ID: Rehmannia23_contig00030283
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= Rehmannia23_contig00030283 (352 letters) Database: ./nr 37,332,560 sequences; 13,225,080,153 total letters Searching..................................................done Score E Sequences producing significant alignments: (bits) Value gb|AAZ07705.1| cytochrome P450 monooxygenase isoform II [Sesamum... 196 2e-48 ref|XP_003610828.1| Cytochrome P450 monooxygenase [Medicago trun... 150 1e-34 ref|XP_003610827.1| Cytochrome P450 [Medicago truncatula] gi|355... 149 5e-34 gb|ABD97100.1| cytochrome P450 monooxygenase CYP76X3 [Medicago t... 149 5e-34 ref|XP_003610835.1| Cytochrome P450 [Medicago truncatula] gi|355... 148 8e-34 ref|XP_006423622.1| hypothetical protein CICLE_v10028275mg [Citr... 147 2e-33 ref|XP_006423660.1| hypothetical protein CICLE_v10030225mg, part... 146 2e-33 gb|EPS66182.1| hypothetical protein M569_08594, partial [Genlise... 146 2e-33 ref|NP_001049554.2| Os03g0248200 [Oryza sativa Japonica Group] g... 145 4e-33 gb|EAY89257.1| hypothetical protein OsI_10754 [Oryza sativa Indi... 145 4e-33 gb|ABF94963.1| Cytochrome P450 family protein, expressed [Oryza ... 145 4e-33 gb|EPS66184.1| hypothetical protein M569_08596 [Genlisea aurea] 145 5e-33 ref|XP_004164278.1| PREDICTED: geraniol 8-hydroxylase-like [Cucu... 145 5e-33 ref|XP_002270541.1| PREDICTED: cytochrome P450 76C4 [Vitis vinif... 145 7e-33 emb|CAN83490.1| hypothetical protein VITISV_001325 [Vitis vinifera] 145 7e-33 ref|XP_006494719.1| PREDICTED: geraniol 8-hydroxylase-like [Citr... 144 9e-33 ref|XP_006487435.1| PREDICTED: geraniol 8-hydroxylase-like [Citr... 144 9e-33 ref|XP_006494410.1| PREDICTED: geraniol 8-hydroxylase-like [Citr... 144 1e-32 ref|XP_006494407.1| PREDICTED: geraniol 8-hydroxylase-like [Citr... 144 1e-32 gb|AAS92626.1| cytochrome P450 [Centaurium erythraea] 144 1e-32 >gb|AAZ07705.1| cytochrome P450 monooxygenase isoform II [Sesamum indicum] Length = 467 Score = 196 bits (499), Expect = 2e-48 Identities = 89/114 (78%), Positives = 99/114 (86%) Frame = -3 Query: 344 MEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPLL 165 +EWAMAELLHNP IL K+KQELSN IPPR+++QEQDI LPYLDA+IKE MRLHP PLL Sbjct: 279 IEWAMAELLHNPAILTKVKQELSNKIPPRELIQEQDITHLPYLDAVIKETMRLHPTTPLL 338 Query: 164 IPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 +PH TE+E EI GY IPKHTQVFVNVWSILRD AYWDDPT FKP+RFLNS ID+ Sbjct: 339 LPHYTEEEAEIQGYIIPKHTQVFVNVWSILRDPAYWDDPTIFKPDRFLNSSIDV 392 >ref|XP_003610828.1| Cytochrome P450 monooxygenase [Medicago truncatula] gi|355512163|gb|AES93786.1| Cytochrome P450 monooxygenase [Medicago truncatula] Length = 479 Score = 150 bits (380), Expect = 1e-34 Identities = 67/115 (58%), Positives = 90/115 (78%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELLHNP I++K+K+EL + I ++E DI +LPYL A+IKE +RLHP+APL Sbjct: 288 TLEWAMAELLHNPNIMSKVKKELEDTIGIGNPLEESDITRLPYLQAVIKETLRLHPIAPL 347 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+P + +++VE+NGYTIPK Q+FVNVW+I RD WD+P F PERFL + +DI Sbjct: 348 LLPRKAKEDVEVNGYTIPKDAQIFVNVWAIGRDPEVWDNPYLFSPERFLGTKLDI 402 >ref|XP_003610827.1| Cytochrome P450 [Medicago truncatula] gi|355512162|gb|AES93785.1| Cytochrome P450 [Medicago truncatula] Length = 500 Score = 149 bits (375), Expect = 5e-34 Identities = 65/115 (56%), Positives = 88/115 (76%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELLHNP +++K+K+EL I ++E D+ +LPYL AIIKE +RLHP+APL Sbjct: 309 TLEWAMAELLHNPNVMSKVKKELEETIGIGNPIEESDVTRLPYLQAIIKETLRLHPIAPL 368 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+P + +++VE+NGY IPK Q+FVNVW+I RD WD+P F PERFL + +DI Sbjct: 369 LLPRKAKEDVEVNGYLIPKGAQIFVNVWAIGRDPKVWDNPNLFSPERFLGTKLDI 423 >gb|ABD97100.1| cytochrome P450 monooxygenase CYP76X3 [Medicago truncatula] Length = 364 Score = 149 bits (375), Expect = 5e-34 Identities = 65/115 (56%), Positives = 88/115 (76%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELLHNP +++K+K+EL I ++E D+ +LPYL AIIKE +RLHP+APL Sbjct: 173 TLEWAMAELLHNPNVMSKVKKELEETIGIGNPIEESDVTRLPYLQAIIKETLRLHPIAPL 232 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+P + +++VE+NGY IPK Q+FVNVW+I RD WD+P F PERFL + +DI Sbjct: 233 LLPRKAKEDVEVNGYLIPKGAQIFVNVWAIGRDPKVWDNPNLFSPERFLGTKLDI 287 >ref|XP_003610835.1| Cytochrome P450 [Medicago truncatula] gi|355512170|gb|AES93793.1| Cytochrome P450 [Medicago truncatula] Length = 467 Score = 148 bits (373), Expect = 8e-34 Identities = 65/115 (56%), Positives = 89/115 (77%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELLHNP I++K+K+EL + I ++E D+ +LPYL AIIKE +RLHP+APL Sbjct: 276 TLEWAMAELLHNPNIMSKVKKELEDTIGIGNPIEESDVARLPYLQAIIKETLRLHPIAPL 335 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+P + +++VE+NGY IPK Q+FVNVW+I RD WD+P F P+RFL + +DI Sbjct: 336 LLPRKAKEDVEVNGYLIPKGAQIFVNVWAIGRDPKVWDNPNLFSPKRFLGTKLDI 390 >ref|XP_006423622.1| hypothetical protein CICLE_v10028275mg [Citrus clementina] gi|557525556|gb|ESR36862.1| hypothetical protein CICLE_v10028275mg [Citrus clementina] Length = 495 Score = 147 bits (370), Expect = 2e-33 Identities = 66/114 (57%), Positives = 84/114 (73%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP +L+K K EL + ++E DI +LPYL A++KE RLHP PL Sbjct: 311 TMEWAMAELLHNPEVLSKAKLELEQTVGKGNPIEESDITRLPYLQAVVKETFRLHPAVPL 370 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 LIP + ++VEI G+T+PK +VFVNVW+I RD + WD+P SF PERFL SD+D Sbjct: 371 LIPRKASEDVEIAGFTVPKSARVFVNVWAIGRDESTWDNPHSFIPERFLGSDVD 424 >ref|XP_006423660.1| hypothetical protein CICLE_v10030225mg, partial [Citrus clementina] gi|557525594|gb|ESR36900.1| hypothetical protein CICLE_v10030225mg, partial [Citrus clementina] Length = 483 Score = 146 bits (369), Expect = 2e-33 Identities = 65/114 (57%), Positives = 83/114 (72%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP L+K+K EL + ++E DI +LPYL A+IKE RLHP PL Sbjct: 299 TMEWAMAELLHNPEALSKVKLELEQTVGKGNPIEESDITRLPYLQAVIKETFRLHPTVPL 358 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 L+P + +++EI G+ +PK QVFVNVW+I RD + WD+P SF PERFL SD+D Sbjct: 359 LVPRKVSEDIEIEGFIVPKGAQVFVNVWAIGRDESIWDNPHSFMPERFLGSDVD 412 >gb|EPS66182.1| hypothetical protein M569_08594, partial [Genlisea aurea] Length = 438 Score = 146 bits (369), Expect = 2e-33 Identities = 65/106 (61%), Positives = 80/106 (75%) Frame = -3 Query: 341 EWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPLLI 162 EW MAELL NP L +LK L IP + V + DIPQ+PY A++KE +RLHPVAPLL+ Sbjct: 255 EWTMAELLRNPRALTELKSRLRLKIPSGEPVLDGDIPQVPYAVAVVKEALRLHPVAPLLV 314 Query: 161 PHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERF 24 PH+TEQ V ++GYTIPKHTQVF+N W ILRD +W+DP F+PERF Sbjct: 315 PHRTEQRVVVDGYTIPKHTQVFINAWDILRDPNHWEDPVEFRPERF 360 >ref|NP_001049554.2| Os03g0248200 [Oryza sativa Japonica Group] gi|255674367|dbj|BAF11468.2| Os03g0248200 [Oryza sativa Japonica Group] Length = 436 Score = 145 bits (367), Expect = 4e-33 Identities = 63/115 (54%), Positives = 86/115 (74%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMA+LL NPP +AK ++EL+ I ++ ++E DI QL YL+A++KE +RLHP AP Sbjct: 248 TVEWAMAQLLQNPPAMAKAREELARVIGSKQEIEESDISQLKYLEAVVKETLRLHPPAPF 307 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+PHQ E ++ GYT+PK T+V VNVW+I RDS W DP F PERFL S++D+ Sbjct: 308 LLPHQAETTTQVGGYTVPKGTRVLVNVWAIGRDSKVWSDPDKFMPERFLQSEVDL 362 >gb|EAY89257.1| hypothetical protein OsI_10754 [Oryza sativa Indica Group] Length = 501 Score = 145 bits (367), Expect = 4e-33 Identities = 63/115 (54%), Positives = 86/115 (74%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMA+LL NPP +AK ++EL+ I ++ ++E DI QL YL+A++KE +RLHP AP Sbjct: 313 TVEWAMAQLLQNPPAMAKAREELARVIGSKQEIEESDISQLKYLEAVVKETLRLHPPAPF 372 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+PHQ E ++ GYT+PK T+V VNVW+I RDS W DP F PERFL S++D+ Sbjct: 373 LLPHQAETTTQVGGYTVPKGTRVLVNVWAIGRDSKVWSDPDKFMPERFLQSEVDL 427 >gb|ABF94963.1| Cytochrome P450 family protein, expressed [Oryza sativa Japonica Group] gi|125585605|gb|EAZ26269.1| hypothetical protein OsJ_10137 [Oryza sativa Japonica Group] Length = 501 Score = 145 bits (367), Expect = 4e-33 Identities = 63/115 (54%), Positives = 86/115 (74%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMA+LL NPP +AK ++EL+ I ++ ++E DI QL YL+A++KE +RLHP AP Sbjct: 313 TVEWAMAQLLQNPPAMAKAREELARVIGSKQEIEESDISQLKYLEAVVKETLRLHPPAPF 372 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 L+PHQ E ++ GYT+PK T+V VNVW+I RDS W DP F PERFL S++D+ Sbjct: 373 LLPHQAETTTQVGGYTVPKGTRVLVNVWAIGRDSKVWSDPDKFMPERFLQSEVDL 427 >gb|EPS66184.1| hypothetical protein M569_08596 [Genlisea aurea] Length = 595 Score = 145 bits (366), Expect = 5e-33 Identities = 65/112 (58%), Positives = 87/112 (77%) Frame = -3 Query: 344 MEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPLL 165 +EW MAELL NPP LA+LK++LS PP K++ E++ Q+PYL AI+KE +RLHPVAP L Sbjct: 402 IEWTMAELLRNPPALAELKRQLSLVSPPGKLLTEKETFQVPYLLAIVKETLRLHPVAPFL 461 Query: 164 IPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDI 9 +PH E+ V I+GYTIPK TQV +N W++ RD +W+DP++FKPERF+ DI Sbjct: 462 MPHLAEEGVVIDGYTIPKGTQVLINAWNMFRDPRHWEDPSTFKPERFMEQDI 513 >ref|XP_004164278.1| PREDICTED: geraniol 8-hydroxylase-like [Cucumis sativus] Length = 474 Score = 145 bits (366), Expect = 5e-33 Identities = 64/116 (55%), Positives = 89/116 (76%) Frame = -3 Query: 350 NTMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAP 171 +T++WAMAELL NP LAK + E+ + +++V+E DIP+LPYL A++KE RLHPVAP Sbjct: 285 STLQWAMAELLRNPDKLAKAQAEIRKLVLEKRVVEEADIPRLPYLQAMVKETFRLHPVAP 344 Query: 170 LLIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 LL+P + +QEVEI +TIPK QV +N+W++ RD W++P SF+PERFL SDID+ Sbjct: 345 LLLPRKAQQEVEIASFTIPKDAQVMINIWAMGRDPRNWENPESFEPERFLGSDIDV 400 >ref|XP_002270541.1| PREDICTED: cytochrome P450 76C4 [Vitis vinifera] Length = 501 Score = 145 bits (365), Expect = 7e-33 Identities = 64/114 (56%), Positives = 88/114 (77%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELL NP ++ K++ ELS I P + ++E DI +LPY A++KE MRLHP APL Sbjct: 308 TIEWAMAELLRNPHVMQKVRIELSEVISPGQSIKESDIDRLPYFQAVVKETMRLHPPAPL 367 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 L+P++ + ++EI G+TIPK + V VN+W+I RD YW+DP SF PERFL+S+ID Sbjct: 368 LLPYKAKNDLEICGFTIPKDSHVLVNIWAIARDPGYWEDPLSFLPERFLSSNID 421 >emb|CAN83490.1| hypothetical protein VITISV_001325 [Vitis vinifera] Length = 501 Score = 145 bits (365), Expect = 7e-33 Identities = 64/114 (56%), Positives = 88/114 (77%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 T+EWAMAELL NP ++ K++ ELS I P + ++E DI +LPY A++KE MRLHP APL Sbjct: 308 TIEWAMAELLRNPHVMQKVRIELSEVISPGQSIKESDIDRLPYFQAVVKETMRLHPPAPL 367 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 L+P++ + ++EI G+TIPK + V VN+W+I RD YW+DP SF PERFL+S+ID Sbjct: 368 LLPYKAKNDLEICGFTIPKDSHVLVNIWAIARDPGYWEDPLSFLPERFLSSNID 421 >ref|XP_006494719.1| PREDICTED: geraniol 8-hydroxylase-like [Citrus sinensis] Length = 495 Score = 144 bits (364), Expect = 9e-33 Identities = 64/114 (56%), Positives = 83/114 (72%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP L+K+K EL + ++E DI +LPYL A+IKE RLHP PL Sbjct: 311 TMEWAMAELLHNPEALSKVKLELEQTVGKGNPIEESDITRLPYLQAVIKETFRLHPTVPL 370 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 L+P + +++EI G+ +PK QVFVNVW+I RD + WD+P SF PERFL SD++ Sbjct: 371 LVPRKVSEDLEIEGFVVPKGAQVFVNVWAIGRDESIWDNPHSFMPERFLGSDVE 424 >ref|XP_006487435.1| PREDICTED: geraniol 8-hydroxylase-like [Citrus sinensis] Length = 495 Score = 144 bits (364), Expect = 9e-33 Identities = 66/114 (57%), Positives = 83/114 (72%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP +L+K K EL + ++E DI +LPYL AI+KE RLHP PL Sbjct: 311 TMEWAMAELLHNPEVLSKAKLELEQTVGKGNPIEESDITRLPYLQAIVKETFRLHPAVPL 370 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 LIP + ++VEI G+T+PK +V VNVW+I RD + WD+P SF PERFL SD+D Sbjct: 371 LIPRKASEDVEIAGFTVPKTARVLVNVWAIGRDESTWDNPHSFIPERFLGSDVD 424 >ref|XP_006494410.1| PREDICTED: geraniol 8-hydroxylase-like [Citrus sinensis] Length = 488 Score = 144 bits (363), Expect = 1e-32 Identities = 67/114 (58%), Positives = 80/114 (70%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP +L+K K EL + + E DI +LPYL A++KE RLHP PL Sbjct: 304 TMEWAMAELLHNPKVLSKAKLELKQTVGKGNPIDESDIARLPYLQAVVKETFRLHPAVPL 363 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 LIP + + VEI T+PK QVFVNVW+I RD WD+P SFKPERFL SD+D Sbjct: 364 LIPRKASEGVEIASVTVPKGAQVFVNVWAIGRDENIWDNPHSFKPERFLGSDVD 417 >ref|XP_006494407.1| PREDICTED: geraniol 8-hydroxylase-like [Citrus sinensis] Length = 495 Score = 144 bits (363), Expect = 1e-32 Identities = 67/114 (58%), Positives = 80/114 (70%) Frame = -3 Query: 347 TMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAPL 168 TMEWAMAELLHNP +L+K K EL + + E DI +LPYL A++KE RLHP PL Sbjct: 311 TMEWAMAELLHNPKVLSKAKLELKQTVGKGNPIDESDIARLPYLQAVVKETFRLHPAVPL 370 Query: 167 LIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDID 6 LIP + + VEI T+PK QVFVNVW+I RD WD+P SFKPERFL SD+D Sbjct: 371 LIPRKASEGVEIASVTVPKGAQVFVNVWAIGRDENIWDNPHSFKPERFLGSDVD 424 >gb|AAS92626.1| cytochrome P450 [Centaurium erythraea] Length = 449 Score = 144 bits (363), Expect = 1e-32 Identities = 63/116 (54%), Positives = 87/116 (75%) Frame = -3 Query: 350 NTMEWAMAELLHNPPILAKLKQELSNNIPPRKIVQEQDIPQLPYLDAIIKEVMRLHPVAP 171 +T EW MAELLHNP + K K EL+ I + +V+E DI +LPYL A++KEV RLHP P Sbjct: 306 STTEWGMAELLHNPEKMEKAKAELNEVIGQKNLVEESDISRLPYLQAVVKEVFRLHPPGP 365 Query: 170 LLIPHQTEQEVEINGYTIPKHTQVFVNVWSILRDSAYWDDPTSFKPERFLNSDIDI 3 LL+PH+ + +VEI+GY +PK+ V VNVW++ RDS+ W DP +F PERFL+++ID+ Sbjct: 366 LLVPHKADADVEIDGYVVPKNANVLVNVWALGRDSSSWADPEAFMPERFLDNEIDV 421