BLASTX nr result
ID: Papaver30_contig00025312
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= Papaver30_contig00025312 (514 letters) Database: ./nr 77,306,371 sequences; 28,104,191,420 total letters Searching..................................................done Score E Sequences producing significant alignments: (bits) Value emb|CDP13567.1| unnamed protein product [Coffea canephora] 149 1e-33 ref|XP_012474047.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 148 1e-33 gb|KHF99402.1| DEAD-box ATP-dependent RNA helicase 36 [Gossypium... 148 1e-33 gb|KHF99401.1| DEAD-box ATP-dependent RNA helicase 36 [Gossypium... 148 1e-33 ref|XP_012087359.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 146 5e-33 ref|XP_002263207.2| PREDICTED: DEAD-box ATP-dependent RNA helica... 145 2e-32 emb|CAN65105.1| hypothetical protein VITISV_021046 [Vitis vinifera] 145 2e-32 ref|XP_007022620.1| RNA helicase 36 [Theobroma cacao] gi|5087222... 144 2e-32 gb|KDO61554.1| hypothetical protein CISIN_1g011100mg [Citrus sin... 141 2e-31 ref|XP_006422284.1| hypothetical protein CICLE_v10004831mg [Citr... 141 2e-31 ref|XP_010260575.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 140 4e-31 ref|XP_011095728.1| PREDICTED: LOW QUALITY PROTEIN: DEAD-box ATP... 139 8e-31 gb|KCW44461.1| hypothetical protein EUGRSUZ_L020301, partial [Eu... 139 1e-30 ref|XP_010041965.1| PREDICTED: LOW QUALITY PROTEIN: DEAD-box ATP... 138 1e-30 ref|XP_007211850.1| hypothetical protein PRUPE_ppa004738mg [Prun... 138 1e-30 ref|XP_008456302.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 137 2e-30 ref|XP_008226138.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 137 4e-30 ref|XP_010031266.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 136 7e-30 ref|XP_009766350.1| PREDICTED: DEAD-box ATP-dependent RNA helica... 135 9e-30 ref|XP_002513358.1| dead box ATP-dependent RNA helicase, putativ... 135 9e-30 >emb|CDP13567.1| unnamed protein product [Coffea canephora] Length = 498 Score = 149 bits (375), Expect = 1e-33 Identities = 77/99 (77%), Positives = 86/99 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSF+TQNDVDLIH IEA +GKQL++FECKE DVLAEITKVYKAKRVATMKMMD+ Sbjct: 388 GRGGLAVSFITQNDVDLIHEIEAELGKQLEEFECKEKDVLAEITKVYKAKRVATMKMMDE 447 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTS 218 GFE+KA+ RKAQKLK L+EKGLLK KKR+R K S Sbjct: 448 GFEEKAKARKAQKLKALAEKGLLKSS---KKRKRKKGVS 483 >ref|XP_012474047.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Gossypium raimondii] gi|823148280|ref|XP_012474048.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Gossypium raimondii] gi|823148282|ref|XP_012474049.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Gossypium raimondii] gi|823148284|ref|XP_012474050.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Gossypium raimondii] gi|823148286|ref|XP_012474051.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Gossypium raimondii] gi|763755937|gb|KJB23268.1| hypothetical protein B456_004G089100 [Gossypium raimondii] gi|763755939|gb|KJB23270.1| hypothetical protein B456_004G089100 [Gossypium raimondii] gi|763755940|gb|KJB23271.1| hypothetical protein B456_004G089100 [Gossypium raimondii] Length = 498 Score = 148 bits (374), Expect = 1e-33 Identities = 74/104 (71%), Positives = 90/104 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVT+NDVDL+H IEA +GKQL+KFECKEN+VL++ TKV KAKRVATMKMMDD Sbjct: 397 GRGGLAVSFVTENDVDLVHEIEAELGKQLEKFECKENEVLSDFTKVLKAKRVATMKMMDD 456 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEESK 203 GFE+K +ERK QKLKTL+EKGLLK+++ KKR+R K ++ K Sbjct: 457 GFEEKVKERKKQKLKTLAEKGLLKKRS--KKRKREKASAKPSDK 498 >gb|KHF99402.1| DEAD-box ATP-dependent RNA helicase 36 [Gossypium arboreum] Length = 524 Score = 148 bits (374), Expect = 1e-33 Identities = 74/104 (71%), Positives = 90/104 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVT+NDVDL+H IEA +GKQL+KFECKEN+VL++ TKV KAKRVATMKMMDD Sbjct: 397 GRGGLAVSFVTENDVDLVHEIEAELGKQLEKFECKENEVLSDFTKVLKAKRVATMKMMDD 456 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEESK 203 GFE+K +ERK QKLKTL+EKGLLK+++ KKR+R K ++ K Sbjct: 457 GFEEKVKERKKQKLKTLAEKGLLKKRS--KKRKREKASAKPSDK 498 >gb|KHF99401.1| DEAD-box ATP-dependent RNA helicase 36 [Gossypium arboreum] Length = 498 Score = 148 bits (374), Expect = 1e-33 Identities = 74/104 (71%), Positives = 90/104 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVT+NDVDL+H IEA +GKQL+KFECKEN+VL++ TKV KAKRVATMKMMDD Sbjct: 397 GRGGLAVSFVTENDVDLVHEIEAELGKQLEKFECKENEVLSDFTKVLKAKRVATMKMMDD 456 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEESK 203 GFE+K +ERK QKLKTL+EKGLLK+++ KKR+R K ++ K Sbjct: 457 GFEEKVKERKKQKLKTLAEKGLLKKRS--KKRKREKASAKPSDK 498 >ref|XP_012087359.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Jatropha curcas] gi|643711564|gb|KDP25071.1| hypothetical protein JCGZ_22606 [Jatropha curcas] Length = 500 Score = 146 bits (369), Expect = 5e-33 Identities = 72/94 (76%), Positives = 87/94 (92%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVT+NDVDLIH IEA +GKQL++FECKE +VL++ITK+YKAKRV TMKMMDD Sbjct: 404 GRGGLAVSFVTENDVDLIHEIEAVLGKQLEQFECKEKEVLSDITKIYKAKRVTTMKMMDD 463 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRR 233 GFE+KA+ERK QKLKTL+EKGLL++K I+KR+R Sbjct: 464 GFEEKAKERKEQKLKTLAEKGLLRKK--IRKRKR 495 >ref|XP_002263207.2| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Vitis vinifera] gi|297736137|emb|CBI24175.3| unnamed protein product [Vitis vinifera] Length = 489 Score = 145 bits (365), Expect = 2e-32 Identities = 71/94 (75%), Positives = 83/94 (88%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGL++S VTQNDVDLIH IEA +GKQLDKF+CKE +VL ITKVYKA+RVATMKMMDD Sbjct: 390 GRGGLSLSIVTQNDVDLIHEIEAVLGKQLDKFDCKEKEVLDNITKVYKARRVATMKMMDD 449 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRR 233 GFE+KA+ RKAQKLKTL+EKGLLK+K +KR + Sbjct: 450 GFEEKAKARKAQKLKTLAEKGLLKKKTRKRKREK 483 >emb|CAN65105.1| hypothetical protein VITISV_021046 [Vitis vinifera] Length = 592 Score = 145 bits (365), Expect = 2e-32 Identities = 71/94 (75%), Positives = 83/94 (88%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGL++S VTQNDVDLIH IEA +GKQLDKF+CKE +VL ITKVYKA+RVATMKMMDD Sbjct: 493 GRGGLSLSIVTQNDVDLIHEIEAVLGKQLDKFDCKEKEVLDNITKVYKARRVATMKMMDD 552 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRR 233 GFE+KA+ RKAQKLKTL+EKGLLK+K +KR + Sbjct: 553 GFEEKAKARKAQKLKTLAEKGLLKKKTRKRKREK 586 >ref|XP_007022620.1| RNA helicase 36 [Theobroma cacao] gi|508722248|gb|EOY14145.1| RNA helicase 36 [Theobroma cacao] Length = 504 Score = 144 bits (364), Expect = 2e-32 Identities = 72/103 (69%), Positives = 90/103 (87%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVT+NDVDL+H IEA +GKQL+ FECKEN+VL++ TKV KAKRVATMKMMDD Sbjct: 403 GRGGLAVSFVTENDVDLVHEIEAELGKQLENFECKENEVLSDFTKVCKAKRVATMKMMDD 462 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEES 206 GFE+K +ERK QKLKTL+EKGLLK+++ K++R T S+++S Sbjct: 463 GFEEKVKERKKQKLKTLAEKGLLKKRSK-KRKRGTFAKSSDQS 504 >gb|KDO61554.1| hypothetical protein CISIN_1g011100mg [Citrus sinensis] Length = 493 Score = 141 bits (356), Expect = 2e-31 Identities = 68/92 (73%), Positives = 84/92 (91%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVTQNDVDLIH IEA VGKQL++FECKE +VL++IT+VYKA+RVATMK+MDD Sbjct: 399 GRGGLAVSFVTQNDVDLIHEIEAVVGKQLEEFECKEQEVLSDITRVYKARRVATMKLMDD 458 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKR 239 GFE+KA+ERK QKLK L+EKG LK+++ +K+ Sbjct: 459 GFEEKAKERKKQKLKMLAEKGSLKKRSEKRKK 490 >ref|XP_006422284.1| hypothetical protein CICLE_v10004831mg [Citrus clementina] gi|568881833|ref|XP_006493754.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36-like isoform X1 [Citrus sinensis] gi|557524157|gb|ESR35524.1| hypothetical protein CICLE_v10004831mg [Citrus clementina] Length = 493 Score = 141 bits (356), Expect = 2e-31 Identities = 68/92 (73%), Positives = 84/92 (91%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSFVTQNDVDLIH IEA VGKQL++FECKE +VL++IT+VYKA+RVATMK+MDD Sbjct: 399 GRGGLAVSFVTQNDVDLIHEIEAVVGKQLEEFECKEQEVLSDITRVYKARRVATMKLMDD 458 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKR 239 GFE+KA+ERK QKLK L+EKG LK+++ +K+ Sbjct: 459 GFEEKAKERKKQKLKMLAEKGSLKKRSEKRKK 490 >ref|XP_010260575.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Nelumbo nucifera] Length = 494 Score = 140 bits (353), Expect = 4e-31 Identities = 69/102 (67%), Positives = 88/102 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSF+TQ+D++LIH IEA +GKQL+ ECKEN+VLA IT+VYKA+RVATMKMMDD Sbjct: 395 GRGGLAVSFITQSDIELIHEIEAVIGKQLELLECKENEVLANITEVYKARRVATMKMMDD 454 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEE 209 GFE++ + RKAQKLKTL+EKGLLK++ +KR+R K+ +E Sbjct: 455 GFEEQEKARKAQKLKTLAEKGLLKKRN--RKRKREKSAKRKE 494 >ref|XP_011095728.1| PREDICTED: LOW QUALITY PROTEIN: DEAD-box ATP-dependent RNA helicase 36 [Sesamum indicum] Length = 489 Score = 139 bits (350), Expect = 8e-31 Identities = 75/105 (71%), Positives = 90/105 (85%), Gaps = 1/105 (0%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAE-ITKVYKAKRVATMKMMD 338 GRGGLAVSFVTQ+DVDL+H IEA + KQLDKFECKE +VL E IT+VYKA+RVATMKMMD Sbjct: 388 GRGGLAVSFVTQHDVDLVHEIEAVIKKQLDKFECKEKEVLEENITRVYKARRVATMKMMD 447 Query: 337 DGFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAEESK 203 +GFE+KA+ RKAQKLKTL KGLLK+++ KRR+T+ S EES+ Sbjct: 448 EGFEEKAKARKAQKLKTLEAKGLLKKRS---KRRKTE-KSTEESE 488 >gb|KCW44461.1| hypothetical protein EUGRSUZ_L020301, partial [Eucalyptus grandis] Length = 250 Score = 139 bits (349), Expect = 1e-30 Identities = 64/98 (65%), Positives = 87/98 (88%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+SFVTQ+D+ LI IEA +G+QLDKF+CKENDVL++ITKVYKA+RVA+MKMMDD Sbjct: 153 GRGGLAISFVTQDDITLIQEIEAVLGRQLDKFDCKENDVLSDITKVYKARRVASMKMMDD 212 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTT 221 GFE+K +ERK QK KT+++KGL+ ++ + K++RR+ T+ Sbjct: 213 GFEEKVKERKKQKRKTMAQKGLVNKRRSNKRKRRSDTS 250 >ref|XP_010041965.1| PREDICTED: LOW QUALITY PROTEIN: DEAD-box ATP-dependent RNA helicase 36-like, partial [Eucalyptus grandis] Length = 381 Score = 138 bits (348), Expect = 1e-30 Identities = 64/93 (68%), Positives = 84/93 (90%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+SFVTQ+D+ LI IEA +G+QLDKF+CKENDVL++ITKVYKA+RVA+MKMMDD Sbjct: 285 GRGGLAISFVTQDDITLIQEIEAVLGRQLDKFDCKENDVLSDITKVYKARRVASMKMMDD 344 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRR 236 GFE+K +ERK QK KT+++KGL+ +++N +KRR Sbjct: 345 GFEEKVKERKKQKRKTMAQKGLVNKRSNKRKRR 377 >ref|XP_007211850.1| hypothetical protein PRUPE_ppa004738mg [Prunus persica] gi|462407715|gb|EMJ13049.1| hypothetical protein PRUPE_ppa004738mg [Prunus persica] Length = 494 Score = 138 bits (348), Expect = 1e-30 Identities = 68/97 (70%), Positives = 85/97 (87%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+S VTQNDV LIH IE VGKQ++KFECKE++VLA+ITK+YKA+RVA MKM+DD Sbjct: 398 GRGGLAISLVTQNDVKLIHKIEDVVGKQMEKFECKEDEVLADITKIYKARRVAAMKMVDD 457 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKT 224 GFE+K +ERK QKL TL+EKGLLK+++ +KRRR K+ Sbjct: 458 GFEEKEKERKKQKLNTLAEKGLLKKRS--RKRRREKS 492 >ref|XP_008456302.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Cucumis melo] Length = 492 Score = 137 bits (346), Expect = 2e-30 Identities = 70/97 (72%), Positives = 83/97 (85%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSF+TQNDV LIH IEA +GKQL+ FECKEN+VL ITKVYKA+ VA MKM+DD Sbjct: 396 GRGGLAVSFITQNDVHLIHEIEANLGKQLEIFECKENEVLENITKVYKARHVAKMKMVDD 455 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKT 224 GFE+K +ERK QKLKTL+EKGLLK++ K+RR+ KT Sbjct: 456 GFEEKVKERKKQKLKTLAEKGLLKKRN--KRRRKEKT 490 >ref|XP_008226138.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Prunus mume] Length = 493 Score = 137 bits (344), Expect = 4e-30 Identities = 68/97 (70%), Positives = 84/97 (86%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+S VTQNDV LIH IE VGKQ++KFECKE++VLA+ITK+YKA+RVA MKM+DD Sbjct: 397 GRGGLAISLVTQNDVKLIHKIEDVVGKQMEKFECKEDEVLADITKIYKARRVAAMKMVDD 456 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKT 224 GFE+K +ERK QKL TL+EKGLLK+++ KRRR K+ Sbjct: 457 GFEEKEKERKKQKLNTLAEKGLLKKRS--LKRRREKS 491 >ref|XP_010031266.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36-like [Eucalyptus grandis] gi|629084172|gb|KCW50529.1| hypothetical protein EUGRSUZ_J00253 [Eucalyptus grandis] Length = 499 Score = 136 bits (342), Expect = 7e-30 Identities = 63/93 (67%), Positives = 83/93 (89%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+SFVTQ+D+ LI IEA +G+QL+KF+CKENDVL++ITKVYKA+RVA+MKMMDD Sbjct: 403 GRGGLAISFVTQDDITLIQEIEAVLGRQLEKFDCKENDVLSDITKVYKARRVASMKMMDD 462 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRR 236 GFE+K +ERK QK T+++KGLL +++N +KRR Sbjct: 463 GFEEKVKERKKQKRNTMAQKGLLNKRSNKRKRR 495 >ref|XP_009766350.1| PREDICTED: DEAD-box ATP-dependent RNA helicase 36 [Nicotiana sylvestris] Length = 492 Score = 135 bits (341), Expect = 9e-30 Identities = 68/96 (70%), Positives = 82/96 (85%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLAVSF+TQNDVDLIH IEA +GKQL+KFECKEN+VLA+ITKVYKA+RVA+MKMMDD Sbjct: 397 GRGGLAVSFITQNDVDLIHEIEAVLGKQLEKFECKENEVLADITKVYKARRVASMKMMDD 456 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTK 227 GFE+KAE RKAQK+K +E+ K KK++R + Sbjct: 457 GFEEKAESRKAQKVKMQNER-----KGRNKKQKRER 487 >ref|XP_002513358.1| dead box ATP-dependent RNA helicase, putative [Ricinus communis] gi|223547266|gb|EEF48761.1| dead box ATP-dependent RNA helicase, putative [Ricinus communis] Length = 502 Score = 135 bits (341), Expect = 9e-30 Identities = 65/101 (64%), Positives = 84/101 (83%) Frame = -1 Query: 514 GRGGLAVSFVTQNDVDLIHGIEAFVGKQLDKFECKENDVLAEITKVYKAKRVATMKMMDD 335 GRGGLA+SF++QND LI IEA +GKQL +FECKEN+VL++ITK++KA+ VATMKM+DD Sbjct: 402 GRGGLAMSFISQNDFVLIREIEAVLGKQLGEFECKENEVLSDITKIFKARHVATMKMLDD 461 Query: 334 GFEQKAEERKAQKLKTLSEKGLLKEKANIKKRRRTKTTSAE 212 GFE+K +ERK QKLKT++EKGLLK+K R+R + SAE Sbjct: 462 GFEEKEKERKKQKLKTMAEKGLLKKKKMFNNRKRKRQKSAE 502