BLASTX nr result
ID: Mentha24_contig00027387
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= Mentha24_contig00027387 (349 letters) Database: ./nr 38,876,450 sequences; 13,856,398,315 total letters Searching..................................................done Score E Sequences producing significant alignments: (bits) Value gb|EYU20838.1| hypothetical protein MIMGU_mgv1a002144mg [Mimulus... 146 3e-33 ref|XP_002278728.1| PREDICTED: histone-lysine N-methyltransferas... 142 5e-32 ref|XP_006360793.1| PREDICTED: histone-lysine N-methyltransferas... 140 2e-31 ref|XP_004247560.1| PREDICTED: histone-lysine N-methyltransferas... 139 4e-31 ref|XP_004249103.1| PREDICTED: histone-lysine N-methyltransferas... 137 1e-30 sp|Q93YF5.1|SUVH1_TOBAC RecName: Full=Histone-lysine N-methyltra... 136 3e-30 ref|XP_006364759.1| PREDICTED: histone-lysine N-methyltransferas... 136 3e-30 ref|XP_006576757.1| PREDICTED: histone-lysine N-methyltransferas... 134 2e-29 ref|XP_004304345.1| PREDICTED: histone-lysine N-methyltransferas... 132 4e-29 ref|XP_006481990.1| PREDICTED: histone-lysine N-methyltransferas... 132 5e-29 ref|XP_006430451.1| hypothetical protein CICLE_v10013410mg [Citr... 132 5e-29 ref|XP_006373665.1| hypothetical protein POPTR_0016s02600g [Popu... 132 5e-29 gb|EPS64247.1| hypothetical protein M569_10533 [Genlisea aurea] 132 6e-29 ref|XP_006432316.1| hypothetical protein CICLE_v10000524mg [Citr... 130 1e-28 ref|XP_007010662.1| SU(VAR)3-9, putative [Theobroma cacao] gi|50... 130 2e-28 ref|XP_004493303.1| PREDICTED: histone-lysine N-methyltransferas... 130 2e-28 ref|XP_003624859.1| Histone-lysine N-methyltransferase, H3 lysin... 129 5e-28 ref|XP_004516550.1| PREDICTED: histone-lysine N-methyltransferas... 128 7e-28 gb|EYU35676.1| hypothetical protein MIMGU_mgv1a003074mg [Mimulus... 127 2e-27 ref|XP_003522868.1| PREDICTED: histone-lysine N-methyltransferas... 126 3e-27 >gb|EYU20838.1| hypothetical protein MIMGU_mgv1a002144mg [Mimulus guttatus] Length = 709 Score = 146 bits (369), Expect = 3e-33 Identities = 65/88 (73%), Positives = 75/88 (85%), Gaps = 3/88 (3%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPLV+S KNNGNV+RFMNHSCSPNVYW PVLRESNN+VF+HIAFFAIRH+PP+QEL YDY Sbjct: 622 FPLVVSGKNNGNVARFMNHSCSPNVYWLPVLRESNNDVFMHIAFFAIRHVPPMQELTYDY 681 Query: 181 GIPARV---DRGKKRCFCGSMKCKGYFF 255 GI D GKK+C CGS KC+GY++ Sbjct: 682 GIVMPENGGDGGKKKCLCGSDKCRGYYY 709 >ref|XP_002278728.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1 [Vitis vinifera] Length = 737 Score = 142 bits (358), Expect = 5e-32 Identities = 63/87 (72%), Positives = 74/87 (85%), Gaps = 2/87 (2%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPL+ISAKN GNV+RFMNHSCSPNV+WQPVLRESN+ +LHIAFFAIRHIPP+ EL YDY Sbjct: 651 FPLIISAKNVGNVARFMNHSCSPNVFWQPVLRESNSESYLHIAFFAIRHIPPMTELTYDY 710 Query: 181 GI--PARVDRGKKRCFCGSMKCKGYFF 255 GI + D KKRC CGS+KC+G+F+ Sbjct: 711 GITQSGKADERKKRCLCGSLKCRGHFY 737 >ref|XP_006360793.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like [Solanum tuberosum] Length = 671 Score = 140 bits (353), Expect = 2e-31 Identities = 61/85 (71%), Positives = 72/85 (84%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPLVISAKN GN++RFMNHSCSPNVYWQ V+RESNN + HIAFFAIRHIPPLQEL +DY Sbjct: 588 FPLVISAKNGGNIARFMNHSCSPNVYWQLVVRESNNEAYYHIAFFAIRHIPPLQELTFDY 647 Query: 181 GIPARVDRGKKRCFCGSMKCKGYFF 255 G+ + D +K+C CGS KC+GYF+ Sbjct: 648 GMD-KADHRRKKCLCGSFKCRGYFY 671 >ref|XP_004247560.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform 1 [Solanum lycopersicum] gi|460404178|ref|XP_004247561.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform 2 [Solanum lycopersicum] Length = 671 Score = 139 bits (350), Expect = 4e-31 Identities = 60/85 (70%), Positives = 72/85 (84%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPLVIS+KN GN++RFMNHSCSPNVYWQ V+RESNN + HIAFFAIRHIPPLQEL +DY Sbjct: 588 FPLVISSKNGGNIARFMNHSCSPNVYWQLVVRESNNEAYYHIAFFAIRHIPPLQELTFDY 647 Query: 181 GIPARVDRGKKRCFCGSMKCKGYFF 255 G+ + D +K+C CGS KC+GYF+ Sbjct: 648 GMD-KADHRRKKCLCGSFKCRGYFY 671 >ref|XP_004249103.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like [Solanum lycopersicum] Length = 714 Score = 137 bits (346), Expect = 1e-30 Identities = 59/87 (67%), Positives = 72/87 (82%), Gaps = 2/87 (2%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 +PLVISAK GNV+RFMNHSCSPNVYWQ V+RE NN F H+AFFAIRHIPP+QEL +DY Sbjct: 628 YPLVISAKKGGNVARFMNHSCSPNVYWQLVVREINNETFYHVAFFAIRHIPPMQELTFDY 687 Query: 181 GI--PARVDRGKKRCFCGSMKCKGYFF 255 G+ P + DR +K+C CGS+ C+GYF+ Sbjct: 688 GMVPPDKADRRRKKCLCGSLNCRGYFY 714 >sp|Q93YF5.1|SUVH1_TOBAC RecName: Full=Histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1; AltName: Full=Histone H3-K9 methyltransferase 1; Short=H3-K9-HMTase 1; AltName: Full=NtSet1; AltName: Full=Suppressor of variegation 3-9 homolog protein 1; Short=Su(var)3-9 homolog protein 1 gi|15485584|emb|CAC67503.1| SET-domain-containing protein [Nicotiana tabacum] Length = 704 Score = 136 bits (343), Expect = 3e-30 Identities = 59/85 (69%), Positives = 71/85 (83%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPLVISAKN GN+SRFMNHSCSPNVYWQ V+R+SNN HIAFFAIRHIPP+QEL +DY Sbjct: 621 FPLVISAKNGGNISRFMNHSCSPNVYWQLVVRQSNNEATYHIAFFAIRHIPPMQELTFDY 680 Query: 181 GIPARVDRGKKRCFCGSMKCKGYFF 255 G+ + D +K+C CGS+ C+GYF+ Sbjct: 681 GMD-KADHRRKKCLCGSLNCRGYFY 704 >ref|XP_006364759.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X1 [Solanum tuberosum] gi|565398395|ref|XP_006364760.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X2 [Solanum tuberosum] gi|565398397|ref|XP_006364761.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X3 [Solanum tuberosum] Length = 718 Score = 136 bits (342), Expect = 3e-30 Identities = 58/87 (66%), Positives = 72/87 (82%), Gaps = 2/87 (2%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 +PLVISAK GNV+RFMNHSCSPNV+WQ V+RE NN F H+AFFAIRHIPP+QEL +DY Sbjct: 632 YPLVISAKKGGNVARFMNHSCSPNVFWQLVVREINNETFYHVAFFAIRHIPPMQELTFDY 691 Query: 181 GI--PARVDRGKKRCFCGSMKCKGYFF 255 G+ P + DR +K+C CGS+ C+GYF+ Sbjct: 692 GMVPPDKADRRRKKCLCGSLNCRGYFY 718 >ref|XP_006576757.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like [Glycine max] Length = 708 Score = 134 bits (336), Expect = 2e-29 Identities = 60/85 (70%), Positives = 70/85 (82%), Gaps = 2/85 (2%) Frame = +1 Query: 4 PLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDYG 183 PL ISAKN GNVSRFMNHSCSPNV W+PV+RE+ N LHIAF+AIRHIPP+ EL YDYG Sbjct: 623 PLYISAKNEGNVSRFMNHSCSPNVLWRPVIRENKNESDLHIAFYAIRHIPPMMELTYDYG 682 Query: 184 --IPARVDRGKKRCFCGSMKCKGYF 252 +P +V + KK+C CGS+KCKGYF Sbjct: 683 TVLPLKVGQRKKKCLCGSVKCKGYF 707 >ref|XP_004304345.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like [Fragaria vesca subsp. vesca] Length = 701 Score = 132 bits (333), Expect = 4e-29 Identities = 61/91 (67%), Positives = 68/91 (74%), Gaps = 7/91 (7%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 +PL+ISAKN GNVSRF+NHSCSPNV+WQPVL E NN FLHI FFAIRHIPPL EL YDY Sbjct: 610 YPLIISAKNAGNVSRFINHSCSPNVFWQPVLYEQNNQSFLHIGFFAIRHIPPLTELTYDY 669 Query: 181 GIPARVDRG-------KKRCFCGSMKCKGYF 252 G+ G KK+C CGS KC+GYF Sbjct: 670 GVSMSGGAGNNNGPHRKKKCLCGSSKCRGYF 700 >ref|XP_006481990.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X1 [Citrus sinensis] Length = 721 Score = 132 bits (332), Expect = 5e-29 Identities = 56/85 (65%), Positives = 72/85 (84%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPL+I+AK+ GNV+RFMNHSCSPNV+WQPVLR+S+ LH+AF AI+HIPP++EL YDY Sbjct: 638 FPLIITAKDVGNVARFMNHSCSPNVFWQPVLRQSDKGYDLHVAFHAIKHIPPMRELTYDY 697 Query: 181 GIPARVDRGKKRCFCGSMKCKGYFF 255 G+P + +R KK C CGS KC+GYF+ Sbjct: 698 GLPDKAER-KKNCLCGSSKCRGYFY 721 >ref|XP_006430451.1| hypothetical protein CICLE_v10013410mg [Citrus clementina] gi|557532508|gb|ESR43691.1| hypothetical protein CICLE_v10013410mg [Citrus clementina] Length = 721 Score = 132 bits (332), Expect = 5e-29 Identities = 56/85 (65%), Positives = 72/85 (84%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPL+I+AK+ GNV+RFMNHSCSPNV+WQPVLR+S+ LH+AF AI+HIPP++EL YDY Sbjct: 638 FPLIITAKDVGNVARFMNHSCSPNVFWQPVLRQSDKGYDLHVAFHAIKHIPPMRELTYDY 697 Query: 181 GIPARVDRGKKRCFCGSMKCKGYFF 255 G+P + +R KK C CGS KC+GYF+ Sbjct: 698 GLPDKAER-KKNCLCGSSKCRGYFY 721 >ref|XP_006373665.1| hypothetical protein POPTR_0016s02600g [Populus trichocarpa] gi|566208320|ref|XP_002323201.2| hypothetical protein POPTR_0016s02600g [Populus trichocarpa] gi|550320665|gb|ERP51462.1| hypothetical protein POPTR_0016s02600g [Populus trichocarpa] gi|550320666|gb|EEF04962.2| hypothetical protein POPTR_0016s02600g [Populus trichocarpa] Length = 626 Score = 132 bits (332), Expect = 5e-29 Identities = 55/87 (63%), Positives = 73/87 (83%), Gaps = 2/87 (2%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPL+I+A+N GNV+RF+NHSCSPN++WQPVLR ++ LHIAF+AIRH+PP+ EL Y Y Sbjct: 540 FPLIINARNAGNVARFINHSCSPNLFWQPVLRGNSKEFDLHIAFYAIRHVPPMTELTYSY 599 Query: 181 GI--PARVDRGKKRCFCGSMKCKGYFF 255 G+ P + DRGKK+CFCGS KC+G+F+ Sbjct: 600 GMVPPEKADRGKKKCFCGSPKCRGFFY 626 >gb|EPS64247.1| hypothetical protein M569_10533 [Genlisea aurea] Length = 689 Score = 132 bits (331), Expect = 6e-29 Identities = 57/85 (67%), Positives = 71/85 (83%), Gaps = 1/85 (1%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 FPLVIS+KN GNV RFMNHSCSPNV W+PV+RESN++ +LH+AFFA RHIPP+QEL YDY Sbjct: 605 FPLVISSKNAGNVGRFMNHSCSPNVVWKPVVRESNHSAYLHVAFFAARHIPPMQELTYDY 664 Query: 181 GIPAR-VDRGKKRCFCGSMKCKGYF 252 G+ +G++RC CGS KC+G+F Sbjct: 665 GVVEEGGQKGRRRCLCGSDKCRGHF 689 >ref|XP_006432316.1| hypothetical protein CICLE_v10000524mg [Citrus clementina] gi|567879517|ref|XP_006432317.1| hypothetical protein CICLE_v10000524mg [Citrus clementina] gi|568834268|ref|XP_006471267.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X1 [Citrus sinensis] gi|568834270|ref|XP_006471268.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X2 [Citrus sinensis] gi|557534438|gb|ESR45556.1| hypothetical protein CICLE_v10000524mg [Citrus clementina] gi|557534439|gb|ESR45557.1| hypothetical protein CICLE_v10000524mg [Citrus clementina] Length = 662 Score = 130 bits (328), Expect = 1e-28 Identities = 57/90 (63%), Positives = 74/90 (82%), Gaps = 6/90 (6%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 +PLVISAKN GNV+RFMNHSCSPNV+WQP++ E+NN F+H+AFFA+RH+PP+ EL YDY Sbjct: 573 YPLVISAKNVGNVARFMNHSCSPNVFWQPIIFENNNESFVHVAFFAMRHVPPMTELTYDY 632 Query: 181 GIPARVDRG------KKRCFCGSMKCKGYF 252 GI ++ D G KK+C CG++KC+GYF Sbjct: 633 GI-SKSDGGNYEPHRKKKCLCGTLKCRGYF 661 >ref|XP_007010662.1| SU(VAR)3-9, putative [Theobroma cacao] gi|508727575|gb|EOY19472.1| SU(VAR)3-9, putative [Theobroma cacao] Length = 673 Score = 130 bits (327), Expect = 2e-28 Identities = 57/89 (64%), Positives = 69/89 (77%), Gaps = 6/89 (6%) Frame = +1 Query: 4 PLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDYG 183 PL+ISAKN+GNV+RFMNHSCSPNV+WQP++ E NN FLHIAFFA RHIPP+ EL YDYG Sbjct: 582 PLIISAKNSGNVARFMNHSCSPNVFWQPIMYEHNNEAFLHIAFFAKRHIPPMTELTYDYG 641 Query: 184 IP------ARVDRGKKRCFCGSMKCKGYF 252 P ++ KK+C CGS KC+G+F Sbjct: 642 TPHPDETQSKAAHEKKKCLCGSPKCRGFF 670 >ref|XP_004493303.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like [Cicer arietinum] Length = 703 Score = 130 bits (327), Expect = 2e-28 Identities = 58/85 (68%), Positives = 69/85 (81%), Gaps = 2/85 (2%) Frame = +1 Query: 4 PLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDYG 183 PL I+AKN GNV+RFMNHSCSPNV W+PV+RE+ N LHIAFFAIRHIPP+ EL YDYG Sbjct: 618 PLYITAKNEGNVARFMNHSCSPNVLWRPVVRENKNESDLHIAFFAIRHIPPMMELTYDYG 677 Query: 184 I--PARVDRGKKRCFCGSMKCKGYF 252 I P + + KK+C CGS+KC+GYF Sbjct: 678 INLPLKAGQKKKKCLCGSVKCRGYF 702 >ref|XP_003624859.1| Histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1 [Medicago truncatula] gi|355499874|gb|AES81077.1| Histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1 [Medicago truncatula] Length = 705 Score = 129 bits (323), Expect = 5e-28 Identities = 57/85 (67%), Positives = 68/85 (80%), Gaps = 2/85 (2%) Frame = +1 Query: 4 PLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDYG 183 PL I+AKN GNV+RFMNHSCSPNV W+P++RE+ N LHIAFFAIRHIPP+ EL YDYG Sbjct: 620 PLYITAKNEGNVARFMNHSCSPNVLWRPIVRENKNEPDLHIAFFAIRHIPPMMELTYDYG 679 Query: 184 I--PARVDRGKKRCFCGSMKCKGYF 252 I P + + KK C CGS+KC+GYF Sbjct: 680 INLPLQAGQRKKNCLCGSVKCRGYF 704 >ref|XP_004516550.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X1 [Cicer arietinum] Length = 695 Score = 128 bits (322), Expect = 7e-28 Identities = 56/90 (62%), Positives = 68/90 (75%), Gaps = 7/90 (7%) Frame = +1 Query: 4 PLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDYG 183 PL+ISAKN GNV+RFMNHSCSPNV+WQP+L NN F+HI FFA+RHIPP+ EL YDYG Sbjct: 605 PLIISAKNVGNVARFMNHSCSPNVFWQPILYAENNQSFIHIVFFALRHIPPMAELTYDYG 664 Query: 184 I-------PARVDRGKKRCFCGSMKCKGYF 252 I + RG+ +CFCGS KC+G+F Sbjct: 665 IVPDGHAKGSSAPRGRNKCFCGSAKCRGFF 694 >gb|EYU35676.1| hypothetical protein MIMGU_mgv1a003074mg [Mimulus guttatus] Length = 610 Score = 127 bits (318), Expect = 2e-27 Identities = 56/88 (63%), Positives = 71/88 (80%), Gaps = 3/88 (3%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 F LVISAK NGNV+RF+NHSC PNV W+PVLRESN++ ++H+AFFAIRHIPP+QEL YDY Sbjct: 523 FALVISAKENGNVARFLNHSCCPNVMWRPVLRESNSDSYVHVAFFAIRHIPPMQELTYDY 582 Query: 181 GI---PARVDRGKKRCFCGSMKCKGYFF 255 + + D KK+C CGS KC+G+F+ Sbjct: 583 EMVRHEKQRDERKKKCLCGSTKCRGHFY 610 >ref|XP_003522868.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X1 [Glycine max] gi|571450323|ref|XP_006578394.1| PREDICTED: histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1-like isoform X2 [Glycine max] Length = 667 Score = 126 bits (317), Expect = 3e-27 Identities = 54/91 (59%), Positives = 70/91 (76%), Gaps = 7/91 (7%) Frame = +1 Query: 1 FPLVISAKNNGNVSRFMNHSCSPNVYWQPVLRESNNNVFLHIAFFAIRHIPPLQELVYDY 180 +PL+I+AKN GNV+RFMNHSCSPNV+WQPV+ E NN +LH+AFFA+RHIPP+ EL YDY Sbjct: 576 YPLIITAKNIGNVARFMNHSCSPNVFWQPVVYEENNQSYLHVAFFALRHIPPMTELTYDY 635 Query: 181 GIP-------ARVDRGKKRCFCGSMKCKGYF 252 G+ + +G+K+C CGS KC+G F Sbjct: 636 GLAQSDHAEGSSAAKGRKKCLCGSSKCRGSF 666