BLASTX nr result
ID: Rehmannia26_contig00000739
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= Rehmannia26_contig00000739
(763 letters)
Database: ./nr
37,332,560 sequences; 13,225,080,153 total letters
Searching..................................................done
Score E
Sequences producing significant alignments: (bits) Value
ref|XP_006467548.1| PREDICTED: protein MEI2-like 2-like isoform ... 144 4e-32
ref|XP_006467546.1| PREDICTED: protein MEI2-like 2-like isoform ... 144 4e-32
ref|XP_006449613.1| hypothetical protein CICLE_v10014243mg [Citr... 143 6e-32
ref|XP_006449611.1| hypothetical protein CICLE_v10014243mg [Citr... 143 6e-32
ref|XP_006449612.1| hypothetical protein CICLE_v10014243mg [Citr... 143 6e-32
gb|EMJ12541.1| hypothetical protein PRUPE_ppa001307mg [Prunus pe... 140 4e-31
emb|CBI30812.3| unnamed protein product [Vitis vinifera] 140 5e-31
ref|XP_002271605.1| PREDICTED: protein MEI2-like 2-like [Vitis v... 140 5e-31
ref|XP_006355586.1| PREDICTED: AML1 isoform X3 [Solanum tuberosu... 139 8e-31
ref|XP_006355585.1| PREDICTED: AML1 isoform X2 [Solanum tuberosum] 139 8e-31
ref|XP_006355584.1| PREDICTED: AML1 isoform X1 [Solanum tuberosum] 139 8e-31
ref|NP_001274882.1| AML1 [Solanum tuberosum] gi|47834705|gb|AAT3... 139 8e-31
ref|XP_002519750.1| RNA-binding protein, putative [Ricinus commu... 138 2e-30
gb|EOY27812.1| RNA-binding protein, putative isoform 1 [Theobrom... 136 9e-30
ref|XP_004488322.1| PREDICTED: protein MEI2-like 5-like isoform ... 134 3e-29
ref|XP_004488320.1| PREDICTED: protein MEI2-like 5-like isoform ... 134 3e-29
ref|XP_004488319.1| PREDICTED: protein MEI2-like 5-like isoform ... 134 3e-29
gb|EXB86589.1| Protein MEI2-like 5 [Morus notabilis] 133 6e-29
ref|XP_004232972.1| PREDICTED: protein MEI2-like 5-like [Solanum... 132 2e-28
ref|XP_004295418.1| PREDICTED: protein MEI2-like 2-like [Fragari... 131 2e-28
>ref|XP_006467548.1| PREDICTED: protein MEI2-like 2-like isoform X3 [Citrus sinensis]
Length = 829
Score = 144 bits (362), Expect = 4e-32
Identities = 73/111 (65%), Positives = 89/111 (80%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSPLHIIPFYEAF+GKKWEKFNSEKVASLA+ARIQG++ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 717 LSPLHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGRAALVAHFQNSSLMNEDKRCRPIL 776
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D++ QE L + S++ Q SNG ++GS + + G++ E
Sbjct: 777 FHSEGPEAGDQVTQEQLNSNSVNFQVCPSNGSHLRDASGSPIADDEGNKPE 827
>ref|XP_006467546.1| PREDICTED: protein MEI2-like 2-like isoform X1 [Citrus sinensis]
gi|568826372|ref|XP_006467547.1| PREDICTED: protein
MEI2-like 2-like isoform X2 [Citrus sinensis]
Length = 858
Score = 144 bits (362), Expect = 4e-32
Identities = 73/111 (65%), Positives = 89/111 (80%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSPLHIIPFYEAF+GKKWEKFNSEKVASLA+ARIQG++ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 746 LSPLHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGRAALVAHFQNSSLMNEDKRCRPIL 805
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D++ QE L + S++ Q SNG ++GS + + G++ E
Sbjct: 806 FHSEGPEAGDQVTQEQLNSNSVNFQVCPSNGSHLRDASGSPIADDEGNKPE 856
>ref|XP_006449613.1| hypothetical protein CICLE_v10014243mg [Citrus clementina]
gi|557552224|gb|ESR62853.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
Length = 656
Score = 143 bits (361), Expect = 6e-32
Identities = 73/111 (65%), Positives = 89/111 (80%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSPLHIIPFYEAF+GKKWEKFNSEKVASLA+ARIQG++ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 544 LSPLHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGRAALVAHFQNSSLMNEDKRCRPIL 603
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D++ QE L + S++ Q SNG ++GS + + G++ E
Sbjct: 604 FHSEGPEAGDQVTQEQLNSDSVNFQVCPSNGSHLRDASGSPIADDEGNKPE 654
>ref|XP_006449611.1| hypothetical protein CICLE_v10014243mg [Citrus clementina]
gi|567914601|ref|XP_006449614.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
gi|557552222|gb|ESR62851.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
gi|557552225|gb|ESR62854.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
Length = 810
Score = 143 bits (361), Expect = 6e-32
Identities = 73/111 (65%), Positives = 89/111 (80%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSPLHIIPFYEAF+GKKWEKFNSEKVASLA+ARIQG++ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 698 LSPLHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGRAALVAHFQNSSLMNEDKRCRPIL 757
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D++ QE L + S++ Q SNG ++GS + + G++ E
Sbjct: 758 FHSEGPEAGDQVTQEQLNSDSVNFQVCPSNGSHLRDASGSPIADDEGNKPE 808
>ref|XP_006449612.1| hypothetical protein CICLE_v10014243mg [Citrus clementina]
gi|567914603|ref|XP_006449615.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
gi|47834701|gb|AAT39004.1| AML1 [Citrus unshiu]
gi|557552223|gb|ESR62852.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
gi|557552226|gb|ESR62855.1| hypothetical protein
CICLE_v10014243mg [Citrus clementina]
Length = 858
Score = 143 bits (361), Expect = 6e-32
Identities = 73/111 (65%), Positives = 89/111 (80%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSPLHIIPFYEAF+GKKWEKFNSEKVASLA+ARIQG++ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 746 LSPLHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGRAALVAHFQNSSLMNEDKRCRPIL 805
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D++ QE L + S++ Q SNG ++GS + + G++ E
Sbjct: 806 FHSEGPEAGDQVTQEQLNSDSVNFQVCPSNGSHLRDASGSPIADDEGNKPE 856
>gb|EMJ12541.1| hypothetical protein PRUPE_ppa001307mg [Prunus persica]
Length = 857
Score = 140 bits (354), Expect = 4e-31
Identities = 71/97 (73%), Positives = 82/97 (84%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYEAF+GKKWEKFNSEKVASLA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 747 LSPSHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGKAALVAHFQNSSLMNEDKRCRPIL 806
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASS 472
F+SE +E D+IIQE+L + +++ Q N D SS
Sbjct: 807 FHSEGSEAGDQIIQEHLPSNNMNTHVGQRNESDSDSS 843
>emb|CBI30812.3| unnamed protein product [Vitis vinifera]
Length = 787
Score = 140 bits (353), Expect = 5e-31
Identities = 70/91 (76%), Positives = 79/91 (86%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFY+AF+GKKWEKFNSEKVASLA+ARIQGK+ALV HFQNSSLMNEDKRCRPIL
Sbjct: 675 LSPSHIIPFYQAFNGKKWEKFNSEKVASLAYARIQGKAALVTHFQNSSLMNEDKRCRPIL 734
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNG 490
F+SE E D+IIQE+L + SL+ Q Q NG
Sbjct: 735 FHSEGPEAGDQIIQEHLPSNSLNIQVPQPNG 765
>ref|XP_002271605.1| PREDICTED: protein MEI2-like 2-like [Vitis vinifera]
Length = 860
Score = 140 bits (353), Expect = 5e-31
Identities = 70/91 (76%), Positives = 79/91 (86%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFY+AF+GKKWEKFNSEKVASLA+ARIQGK+ALV HFQNSSLMNEDKRCRPIL
Sbjct: 748 LSPSHIIPFYQAFNGKKWEKFNSEKVASLAYARIQGKAALVTHFQNSSLMNEDKRCRPIL 807
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNG 490
F+SE E D+IIQE+L + SL+ Q Q NG
Sbjct: 808 FHSEGPEAGDQIIQEHLPSNSLNIQVPQPNG 838
>ref|XP_006355586.1| PREDICTED: AML1 isoform X3 [Solanum tuberosum]
gi|565378281|ref|XP_006355587.1| PREDICTED: AML1 isoform
X4 [Solanum tuberosum] gi|565378283|ref|XP_006355588.1|
PREDICTED: AML1 isoform X5 [Solanum tuberosum]
Length = 842
Score = 139 bits (351), Expect = 8e-31
Identities = 72/100 (72%), Positives = 82/100 (82%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP IIPFYEAF+GKKWEKFNSEKVA+LA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 731 LSPSLIIPFYEAFNGKKWEKFNSEKVAALAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 790
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGS 463
F+SE +E D+I+QE+L + L Q QSN D S GS
Sbjct: 791 FHSESSELGDQIVQEHLSSGCLHIQVCQSNESDILGSQGS 830
>ref|XP_006355585.1| PREDICTED: AML1 isoform X2 [Solanum tuberosum]
Length = 848
Score = 139 bits (351), Expect = 8e-31
Identities = 72/100 (72%), Positives = 82/100 (82%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP IIPFYEAF+GKKWEKFNSEKVA+LA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 737 LSPSLIIPFYEAFNGKKWEKFNSEKVAALAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 796
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGS 463
F+SE +E D+I+QE+L + L Q QSN D S GS
Sbjct: 797 FHSESSELGDQIVQEHLSSGCLHIQVCQSNESDILGSQGS 836
>ref|XP_006355584.1| PREDICTED: AML1 isoform X1 [Solanum tuberosum]
Length = 851
Score = 139 bits (351), Expect = 8e-31
Identities = 72/100 (72%), Positives = 82/100 (82%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP IIPFYEAF+GKKWEKFNSEKVA+LA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 740 LSPSLIIPFYEAFNGKKWEKFNSEKVAALAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 799
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGS 463
F+SE +E D+I+QE+L + L Q QSN D S GS
Sbjct: 800 FHSESSELGDQIVQEHLSSGCLHIQVCQSNESDILGSQGS 839
>ref|NP_001274882.1| AML1 [Solanum tuberosum] gi|47834705|gb|AAT39006.1| AML1 [Solanum
tuberosum]
Length = 843
Score = 139 bits (351), Expect = 8e-31
Identities = 72/100 (72%), Positives = 82/100 (82%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP IIPFYEAF+GKKWEKFNSEKVA+LA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 732 LSPSLIIPFYEAFNGKKWEKFNSEKVAALAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 791
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGS 463
F+SE +E D+I+QE+L + L Q QSN D S GS
Sbjct: 792 FHSESSELGDQIVQEHLSSGCLHIQVCQSNESDILGSQGS 831
>ref|XP_002519750.1| RNA-binding protein, putative [Ricinus communis]
gi|223541167|gb|EEF42723.1| RNA-binding protein,
putative [Ricinus communis]
Length = 723
Score = 138 bits (347), Expect = 2e-30
Identities = 71/111 (63%), Positives = 86/111 (77%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYEAF+GKKWEKFNSEKVASLA+ARIQGK+ALV HFQNSSLMNEDKRCRPIL
Sbjct: 611 LSPSHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGKAALVTHFQNSSLMNEDKRCRPIL 670
Query: 582 FNSERAEFNDKIIQENLLAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE E D+I +E+ + SL+ Q Q +G GS ++ +G++ E
Sbjct: 671 FHSEGQEEGDQIFREHFPSSSLNIQFRQPDGLFSGDFPGSPAKDGTGERPE 721
>gb|EOY27812.1| RNA-binding protein, putative isoform 1 [Theobroma cacao]
Length = 854
Score = 136 bits (342), Expect = 9e-30
Identities = 72/112 (64%), Positives = 87/112 (77%), Gaps = 1/112 (0%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HI+PFYEAF+GKKWEKFNSEKVASLA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 744 LSPSHIVPFYEAFNGKKWEKFNSEKVASLAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 803
Query: 582 FNSERAEFNDKIIQENL-LAYSLSRQPHQSNGWDHASSTGSTMQNISGDQIE 430
F+SE + D+ I E+L + ++ RQP NG S+GS + G++ E
Sbjct: 804 FHSEGPDGGDQSIPEHLHSSLNIIRQP---NGSHLGDSSGSLQERDVGEEPE 852
>ref|XP_004488322.1| PREDICTED: protein MEI2-like 5-like isoform X4 [Cicer arietinum]
gi|502086778|ref|XP_004488323.1| PREDICTED: protein
MEI2-like 5-like isoform X5 [Cicer arietinum]
gi|502086781|ref|XP_004488324.1| PREDICTED: protein
MEI2-like 5-like isoform X6 [Cicer arietinum]
gi|502086784|ref|XP_004488325.1| PREDICTED: protein
MEI2-like 5-like isoform X7 [Cicer arietinum]
Length = 861
Score = 134 bits (337), Expect = 3e-29
Identities = 64/77 (83%), Positives = 72/77 (93%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYE +GKKWEKFNSEKVASLAFARIQGK+ALV+HFQNSSLMNEDKRCRPIL
Sbjct: 747 LSPSHIIPFYETLNGKKWEKFNSEKVASLAFARIQGKNALVSHFQNSSLMNEDKRCRPIL 806
Query: 582 FNSERAEFNDKIIQENL 532
F+S+ +E ND+IIQE+L
Sbjct: 807 FHSDGSEVNDQIIQEHL 823
>ref|XP_004488320.1| PREDICTED: protein MEI2-like 5-like isoform X2 [Cicer arietinum]
gi|502086772|ref|XP_004488321.1| PREDICTED: protein
MEI2-like 5-like isoform X3 [Cicer arietinum]
Length = 866
Score = 134 bits (337), Expect = 3e-29
Identities = 64/77 (83%), Positives = 72/77 (93%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYE +GKKWEKFNSEKVASLAFARIQGK+ALV+HFQNSSLMNEDKRCRPIL
Sbjct: 752 LSPSHIIPFYETLNGKKWEKFNSEKVASLAFARIQGKNALVSHFQNSSLMNEDKRCRPIL 811
Query: 582 FNSERAEFNDKIIQENL 532
F+S+ +E ND+IIQE+L
Sbjct: 812 FHSDGSEVNDQIIQEHL 828
>ref|XP_004488319.1| PREDICTED: protein MEI2-like 5-like isoform X1 [Cicer arietinum]
Length = 881
Score = 134 bits (337), Expect = 3e-29
Identities = 64/77 (83%), Positives = 72/77 (93%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYE +GKKWEKFNSEKVASLAFARIQGK+ALV+HFQNSSLMNEDKRCRPIL
Sbjct: 767 LSPSHIIPFYETLNGKKWEKFNSEKVASLAFARIQGKNALVSHFQNSSLMNEDKRCRPIL 826
Query: 582 FNSERAEFNDKIIQENL 532
F+S+ +E ND+IIQE+L
Sbjct: 827 FHSDGSEVNDQIIQEHL 843
>gb|EXB86589.1| Protein MEI2-like 5 [Morus notabilis]
Length = 864
Score = 133 bits (335), Expect = 6e-29
Identities = 66/83 (79%), Positives = 75/83 (90%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYEAF+GKKWEKFNSEKVASLA+ARIQGK+ALV HFQNSSLMNEDKRCRPIL
Sbjct: 753 LSPSHIIPFYEAFNGKKWEKFNSEKVASLAYARIQGKTALVNHFQNSSLMNEDKRCRPIL 812
Query: 582 FNSERAEFNDKIIQENLLAYSLS 514
F S+ +E D+I+QE+L A SL+
Sbjct: 813 FYSDGSEACDEIVQEHLPANSLN 835
>ref|XP_004232972.1| PREDICTED: protein MEI2-like 5-like [Solanum lycopersicum]
Length = 820
Score = 132 bits (331), Expect = 2e-28
Identities = 63/77 (81%), Positives = 72/77 (93%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP IIPFYEAF+GKKWEKFNSEKVA+LA+ARIQGK+ALVAHFQNSSLMNEDKRCRPIL
Sbjct: 727 LSPSLIIPFYEAFNGKKWEKFNSEKVAALAYARIQGKTALVAHFQNSSLMNEDKRCRPIL 786
Query: 582 FNSERAEFNDKIIQENL 532
F+SE +E D+I+QE+L
Sbjct: 787 FHSESSELGDQIVQEHL 803
>ref|XP_004295418.1| PREDICTED: protein MEI2-like 2-like [Fragaria vesca subsp. vesca]
Length = 848
Score = 131 bits (330), Expect = 2e-28
Identities = 69/99 (69%), Positives = 79/99 (79%), Gaps = 3/99 (3%)
Frame = -2
Query: 762 LSPLHIIPFYEAFDGKKWEKFNSEKVASLAFARIQGKSALVAHFQNSSLMNEDKRCRPIL 583
LSP HIIPFYEAF+GKKWEKFNSEKVASLA+ RIQGK ALV HFQNSSLMNEDKRCRPIL
Sbjct: 739 LSPSHIIPFYEAFNGKKWEKFNSEKVASLAYGRIQGKGALVTHFQNSSLMNEDKRCRPIL 798
Query: 582 FNSERAEFNDKIIQENLLAYSLS---RQPHQSNGWDHAS 475
F SE +E D+II E+L + +L+ QP +S+ AS
Sbjct: 799 FISESSEAGDQIILEHLPSNNLNIHVSQPKESDLGSSAS 837