Enzyme

Catalyses the final step in the formation of the isoflavonoid skeleton. The reaction also occurs spontaneously.

HIDH

Enzyme

2-hydroxyisoflavanone dehydratase

Enzyme name

EC:4.2.1.105

Entry

Lyases;Carbon-oxygen lyases;Hydro-lyases

Class

2,4',7-trihydroxyisoflavanone hydro-lyase (daidzein-forming)

Sysname

(1) 2,4',7-trihydroxyisoflavanone = daidzein + H2O [RN:R07317];(2) 2,4',5,7-tetrahydroxyisoflavanone = genistein + H2O

Reaction

daidzein [CPD:C10208];H2O [CPD:C00001];genistein [CPD:C06563]

Product

Species information

Helianthus annuus

Species name

Common sunflower (Helianthus annuus) is a species of eudicot in the family Asteraceae (daisy family).

Species info

Gene sequence info

Helianthus_annuus.HIDH.fa

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>rna-XM_022158411.2
MGSVSREILHDVPPYIRVYKDGTIDRLVGTELIPPTTDPKTGVTSKDIIISPETGISARMFRPPLTTTTTQKLPLIIYFHGGAFVIASPAEPKYHTSVAKLVSESRAIAVSVDYRLAPEHPLPTAFDDSYDALKWVSSHAPGGSRPGSESGSGLEEWIKNHVDFDRIFLAGDSAGATIAHHLAIRVGLKPDPDVMFKIQGMILINPYFWGKDPIGSEKTDPVRKTMVDKWWEFVCPSDSDHGLDDPLINPFVNGAPDLAGLGCGRVIVTVSEKDILRDRGWAYYEALEKSKWNGNVEMFEVEGEDHVFHIFDPNGDKAVNMIKKLASFVSQE
>rna-XM_022158620.2
MDSSSDQIIREIPGFIRIYKDGRCQKLTGNDTVPTGVDPDNGVQSKDVVIQPETPLSVRLYIPKPQNPPVKKLPLLIYYHGGGFIIESAASPLYHNFLNLIAAESGAVIVSVDYRRAPEHPVPACFDDSWEAIKWVGQHVDGNGPEPWLNELADHGNMFFAGDSAGANIAHHMAIRVGSENLTRSVRLKGVVLLHPYFWGSERVGSEPEDNPVSAMVGEIWKLAHPGTSGVDDPLINPAMDPKVSDLGCSKVLVFVAEKDLLKDRGYYYKDILGKNGWNGDIEIIEDKGVEHVFFLFHPSLDSACTLRKRIGTFINGHD
>rna-XM_022168935.2
MGSLPHVVEDCHGIVQIFSDGTINRHENIDFSAFKIHDDGSVAWKDYCYNKLHNLHLRIYKPKTTTTATTTAKLPVMYFFHGGGFCFGSFAWPNFHNCCLRLASALNTIVVAPDYRLAPEHRLPAALDDSFDALKWLQAMANDQNPNGGDVVDGVDFDRVFITGDSSGGNIGHYLAVRLGPGSPELTPIKIRGYVLMAPFFGGMERTKSEAEGLPEKMLTVDLLDTFWRMSLPIGTKADHPFANPLGRESPNLELVKLDPMLIIVGGNELMKDRVKLYANRLKELGKIARYVEFDGKQHGFFCNEPYSDVSDSVLSLIKDFMLEHSS
>rna-XM_022171882.2
MSATSFHVSTNAQPKPHHTPWSYMLCVSNCPFDIIHHIDSNLVYILFQTCKCFPRPSYGLPIGSSIQTQVVSYHLQTFASNNYYLSLFIMVLVEEKHVTAELLPFLRVHNDGTVERLYNPQLAPPSSLVDGVRSKDTVISPEVSARLYLPCNTTEKLPILVYFHGGGFCIESAFSILSHQYINTIASQANALVISVDYRLAPEHPLPAAYEDSWTALQWVATHSTEGLNEKDEPWLIQHGDFNRLYIGGDSAGANISHHIAMRVGTEELHGGVKILGAFLSHPYFWGSEPLGSEPVTSRETSLLYRTWMLVYPGAPEGIDNPHINPFAKTAPCLAGIGCRRLIVCVASQDELRDRAVHYYDAMREGGWEGELSVFEVEGEGHGFHIFNPNTKNAKEMFKRLAGFLQVS
>rna-XM_022175453.1
MTSSMASIAHDFPPFLRVFTDGRVQRLITIPHLPPSTDPLTGIRSKDVVISPKFGIKSRIFLPRMSTQQKLPLIIYVHGGAFCFGSPLNVVTQSFLTPLVSQTSAVAIAIGYRLAPEHPLPAAYHDCWAALQWIASHVSGAGPDPWINNYVDPSRVFLVGDSAGANLVHYLGVQAGVNDTRLGLGVRGLMVLHPYFIQKEPDELTRYLYPGCSGSDNDPKLNPAWDPDLGKLCTSRVLVAVAEKDFLKARGVEYYETLKKSTWEGTIEFVENEDEDHIFYLLNPSSKKAKALFQHLISFIKQN
>rna-XM_022172546.2
MASSTEITHDFPPFIRVYKDGRVERLFATPRLPPSTDPVTGVQSKDVVISPELDVKSRIFLPKVDPGAPPQKLPLIIYVHGGGFCIGSPLNIITQGFLAPLVSQTPAVAVAIGYRLAPEHPLPAAYHDCWVAFQWIASHATGSGPDSWINNYVDTSRVFLVGESAGANLAHYIAVQAGINKTKLGVRGLIMLHPYFSQKEPDKMIQFLYPASSGSDDDPKLNPCSDPDLEKMGCPRVLVVVAERDKLKPRGVGYKETLEKSKWGGKVEFMENEGEDHVFYLFNPSSEKAKGLFEALISFVNQVV
>rna-XM_022177433.2
MMCYRMFMAMWMAMCLVPIATISPNSVLIRSLSPNDIVVYIPLHIIVYRDGRYEKLVGCDTTPAGVDPSSGVQSKDVVILPDAPLSARLYIPKSQNRHVKKLPLLFYYHGGGFICGTAAEPNTHNLLNLIAAESNAMIVSVDYRTVPDNRIPTAYDDSWEAIKWAAQHVDGNGPESWINEYADLGHVFFAGESSGANIAHQMAIRAGSENMGGSINLEGIILLHPFFWGATSVGSEDPNSKYIEYVEMIWTFDYPETSGLDDPFLNPAMDPKLSNLGGSKVLVYVAELDNLRNRGWYYKYILEKSGWKGKINVIEDKGVGHVYFLSDPSLESARAMRTNISTFINT
>rna-XM_022157934.2
MFSVSPSAYISTSDEVPIEVHGFFRIHHDGRFERLAGLNTIAAGTDQLTKVQSKDVVISQQTNLSARIYIPKSTTRNKKLPILIYYHGGAFLTESSASTTYHPTLNLITAESNVITVSVDYRLAPESPIPIPYEDSWEAIKWVANHDKGKGPEPWLNDYADLHNVFLGGDSSGANIAHNMAILVGLNTITAINLRGVIMLHPYFQGSEPIGPELGKDRDFKAGADLTWKLASKGRVGLDDPMLNPAKDPRISKFGCSRILMCVAEKDKCLFRALNYKKVMEKSGWNGRFEMFESKGERHVFFLFNTSSENACALRKRIGAFINPILSKA
>rna-XM_022180721.2
MDSSADQIIKEILPFIRVYKDGRYEKLSGNDTVPAGIDPSSGVQSKDVVILPDTPLSVRLYIPKPHNPTVKKLPLLIYFHGGGFIIESAASPPYHRLLNLIAAESGAVVVSVDYRTAPEHPVPACFNDSWEAIKWVGQHVDGNGPESWLNELADLGHVFFAGDSAGATIAHHMAIQVGSSDPTRSVSLRGVILLHPFFWGKERVGSESDNTRATIVGDLWKIAHPETSGEDDPLINPAMDPKVSDLGCSKVLVYVAENDILKDRGYYYKDILGKSGWRGDIEVIEDKGLGHVYFLYNPSVDASCTMRTRICTFINDRA
>rna-XM_022180722.2
MMCYRMFMAMWMAMCLVPIATVSPNSVLIRSLSPDDIVVYIPNHIIVYRDGRYEKLIDCDTTPAGIDPSSGVQSKDVVILPDAPLSARLYIPKPQNRLVKKLPLLFYYHGGGFICGTAAEPNTHNFLNLIAAESNAIIVSVDYRTAPDNHIPTAYDDSWEAIKWAAQHVDGNGPESWLNEYADLGHVFFAGVSSGANIAHQMAIRVGSENLGGSINLEGIILLHPFFWGTTSVGSEDPNSEYIEYVEMIWTFAFPETSGLDDPFLNPAMDPKLSNLGGSKVLVYVAELDDLRNRGWYYKYILDQSGWKGKINVIEDKGVGHAYFLSDPSLESTQAMRTNISTFINT
>rna-XM_022116942.2
MATISLSQRSTSFRQPLNGSVVEEISGLIRVHKGGYVERPLAIAHASCMVPSGLEVTATDVTIDKFTSLWARVYAPSNYKQFSSKRPVVVYFHGGGFCVGSASWACYHDFLLNLAREACCVVVSVNYRLAPENRLPAAYDDGFNVIMWLKQEGLKGTVNELKGCDYSKVYLAGDSAGANIAYHVASRLVSRPVLSPKGIILIQPFFGGEARTMSEKHCTQPVNSALTLSASDTYWRLALPVGFTRDNPWCNPLARGAPRLSDMRLFKTLVCVAELDILKDRNLEFTSALARTGAPVQSVVYKDVGHAFQVLYNYQLAQTRTHEMITHLRAFINQ
>rna-XM_022132926.2
MSSNKELSYEIPHLIRVYKDETIERLMVSPYAPPSLDDPITGISSKDVVISPDFSARIYLPKLTSTSFKKLPILVYMHGGGFVLGSAFTLLEHNYLTTMVSHINALVISVEYRLAPENLLPTIAYEDCWTALQWVASHSTSDGRHQEPWLVDYGDFDRLYIGGDGSGANIVHNLSLKAGKERLNNDVQILGGFLGCPFFLDFKTCDESLAYKFWMLSHPHAHGGIDNALINPFVDRRFEADFGCKRLLVVVAEKDSTREIGIKYFETVKESEWDGEVEILDIEGEGHCFYVLDSTSEKANILMNHLACFIV
>rna-XM_022144988.2
MFHWLSLHFHTLIFLHFLLLLILQKTQMASLPHVVEDLGGVIQIFSDGSIRRHKLNDFIIMSVVKADNSVTWKDYCYNKLHDLYLRIYKPIPTTTTKLPVIYYLHGGGFCVGAFERAKYHNFCLRVSEALHVIVVAPNLRLAPEHRLPAAMDDALVALKWLQELATRTNPNGGQTFDDMWVGDHDVVDGFDFDRFCIFGDSSGGNIAHHLAVRLGPGSLELTPVKVRGYVMLTPFFGGMERTKSEEGLPEKALNVDVLDTFWRMALPVGKTLDHPFANPFGPESPSLELVKLDPILLVVGGDEIMKDRVKLYAEELKKLQKTIHYVEIEGKQHGFLTNEPYSDVSDSVFNLIKDFVFKHFG
>rna-XM_022160549.2
MGASVIESSEFIKVLSDGSVERFTPERAPPSLDLYNGYKCKDVTIDPLKAITARIFIPSTAATTMLPVLVYFHGGGFCIGSTTWLGYHHFLGDLSATSESIILSVDYRLAPENRLPIAYEDCYTSLIWLSQQKPTDSWLQNADLSRVFLSGDSAGGNIAHHVALRAIRDQECPVRIIGIIPIHPYFGSEKRTELETRKGSTDEVRSNDMFWRLSIPEGLNRDYDGCNLEQMKVSMSEWSRFPNVLVFVAELDFLKERGVTYAEFLKKKGVKKVKLVETKDEKHVFHVFRPDSEPTRLLQKQMNDFIHSV
>rna-XM_022162645.2
MYIHTNPFIFSNKKQHQQTMATERKVTNHISGWLTVYDDGFVDRTWTGPPQFKFMSDHVPPHDHFIDGVATRDLLLDAVKPDLRVRVYLPEQLDTGKLPIILHFHGGGFCISQPDWLMYYNFYTRFARESKAIIISTYLRLAPEHRLPAAIEDGYSTLLWLRDVANHKTYDSQLSTKGDFNRVFLIGDSTGGNIVHQLAKQTATKNLNLHPLRLAGAILIHPGFVRSVRSKSELEKPQSPMLTLDMLDKFLNMGLPEGSTKDHPITCPMGEAMEEVDLPPYLLCVAEEDLMVATEMEFYDWMKKYEKEIELLVSDGVGHSFYLNKIAVDVDPNASEQTHKLVQRISQFVGKY
>rna-XM_022160727.2
MSTSQQDPSHEPEWLLVVRIHKDGRCERLVGTDTTPAGTDPITGVRSKDVIISLKSNIFVRIYIPKTTPTNHKLPTLIYYHGGGFLTESAASPTYHPTLNLITAESNVVVVSVNYRLAPEYPIPIPYEDSWEAIKWVATHAKEHGPESWLNDHADLCNVFFIGDSSGANIAHNMAIRFGLSPIKGINLNGIILLHPFFAGKTLTEHVPKELIELLERLWKLANRPGVGLDDPLINPGMDPRVSGLGCSRILVCVGEKDRFRARGLNYKKVMEKSGWKGKVDVMESQGEGHVFFLYDTSSENACALRNRICTFINPIRSKV
>rna-XM_022159807.2
MRRKRAAITSLLDSTLSHPIVTKNPQNPRTLVEEIDGLVRVYKDGHVERPHIVPRVMCTLPLELGVTCRDILINKFTNIWARFYVPKGHGKLPLLVYFHGGGFCVGSAAWSCYHEFLALLASKVGCVIMSVDYRLAPENPLPAAYEDGRKALMWVKQQVLRKSNTWWSKKCDFTNVFLAGDSAGANIAHNMTIRFCANRAHLKPLIFKGNILIQPFFGGESRTDSETLMVQPPGSALNLKASDTYWRLALPKGANRDHPWCNPCAKKSNMVEGKRYLPTMVCSSELDILKDRNMEFCGVVGTLGIEVDHVAYKGVGHAFQILDKSHLSQMRTQEMISHIKAFIIKRKNR
>rna-XM_022165236.2
MSSVFGSGEISTSDEYLHEIIGFIRVHKDGRCERLIGNNKLPAGIDSSTGVESKDVVISPETNLSARIYIPKTATPNQKLPVLIYFHGGGFVVESTTSPNYHPTLNHLTAKSNVIAVSVDYRLAPEYPLPVGYNDCWKAVQWVASHGSGHGPDSWLNKFADFSKVFFAGDSAGANIAHNLAIRFGLDPIGGINLEGIILLHPHFGGSDPIGSELGKNKKLKAFTDQFWKVATSGSGLDDPRFNPEKDPNLSGLGCSKILVVVAEKDCLRDRGLHYKELMEKSGWAGKVEMLESKDEDHVFFWFDHVSENACTFFNTISTFINHGN
>rna-XM_022167358.2
MSSVFGSGEISTSDEYLHEITGFIRVHKDGHCERLLGNNKLPAGIDSSTGVESKDVVISPETNVSARLYIPKSATSDRKLPIMIYFHGGGFVFESTTSAAYHSTLNRFTAELNVISVSVDYRLGPEYPVPAGYNDSWEATHWVASHSAGCGPDTWLNEFADFSKVFLAGDSAGANIAHNLAIRFGSDRIAGINLEGIILIHLYFGGNDPIGSELGKHKQLKAFTDQFWNLANPSGTGLDDPLFNPEKDPNLSGLGCSKILLAVAEKDSLRDRGLHYKELMEKSGWAGKVEMLESKDEDHAFFLFDQFSQNTSTLCNRICTFIN
>rna-XM_022168569.2
MSSMFGSGEISTSDEYLHEIIGFIRVHKDGHCERLVGNTKLPAGIDSSTGVQSNDVVISHETNVSARIYIPKTATPNRKLPVLICFHGGGFVVESTTTPLYHPTLNHLTEKSNVITVSVDYRLGPEYPLPIGYTDSWEAIQWVASHGTGHDPDPWLNKFANLRKVFFAGDSAGANIAHNMAIRFGSYPIAGLNLEVVILLHPYFGGVNPIGSELGKHKQLKAYTDQFWNLANPLGRGLDDPMFNPEKDPNLSGLGCSKILVAVAEKDSFRDRGLYYKELMEKSGWLGKLEMIESKEKDHVFFLFDHISQNACTLYNRICTFINHQSRV
>rna-XM_022161521.2
MAETALYEVDDCRGVLKVYSDGSIWRSTEPSFRVPVLDDGSVLWKDVMFDQPNNLYLRLYKPALAVGKKLPVFYYIHGGGFCIGSRTWPNCQNYCFKLALALQAVIVAPDYRLAPENRLPLAVEDGFTSLKWLQAQAVASEPDPWLVDSADFSRVFVSGDSAGGNIAHNVAVRLSAGSKGLEPVRVRGYVLLAPFFGGTQLTESEAHGPKDAFLNWELIDRFWRLSIPDGETMDHPLVNPFGPVSVDLEPVELDPILVVCGGSDLLKDRAKEYADILKKWGKDVKYVEFEGQQHGFFTINPDSEPAIELMQIIKDFITKYSS
>rna-XM_022167967.2
MSLTFEIPKSDEIVHEIVGFIRVYKDGHCERLVGTNKLPAGIDSSTGVISKDVVISPETNLSARLYIPKTVTAYRKLPVLIYIHGGGFIVESTTSSDYHPTLNYLTAGSNVITVSVDYRLGPENPVPAGYNDCWEAIHWVASHSTGGGPDPWLNNIGDFQKVFFAGDSAGANIVHSMGVRFGLDPIAGINLKGVLLLDPYFGGVVAIGSEREKGKEMKAFTDQFWNLANPSVTRLDDPLFNPEKDPRMSGVGCSRILLCVAELDSFRDRGLLYKEMMEKNGWPGKLEMLESKGEDHVFFLFDHTSENARILFDTICTFINHTC
>rna-XM_022165234.2
MSSVFGLGEITTSDEYLHEIAGFIRVHKDGRCERFLGNEKLPAGIDSSTGVLSNDVIISSETNLSARIYIPKTATSDRKLPVLIYFHGGGFVVESPTSPNYHPTLNHLTAESNVIAVSVDYRLAPEYPLPVGYNDCWEAAQWVASHGSGHGPDPWLNKFADFSKVFFAGDSAGANIAHNLAIRFGSDRIAGINLEGIILIHPYFGGSDPIGSELGKNKQLKAFTDQFWKVANPSGSGLDDPMFNPEKDPNLSGLGCSKILVAVAEKDCLRDRGLHYIELMEKSGWAGKVEMLESKDKDHVFFWFDHVSENACTFFDTISTFINHNS
>rna-XM_022169690.2
MGRKKTATICLHSTLSLPLVTKNPQNPRILVEEIGGLIRVYKDGHVERPQIVPRVKCTLPLEYGVTCMDQIIDEFTNIWARFYVPKHNEKVPLLVYFHGGGFCVGSAAWSCYHEFLALLAREVRCVIMSVDYRLAPENPLPAAYEDGQKALMWVKQQALSGSNKCWLKQCDFSNVYLVGDSAGGNIAHNVALRLCANRTHLKPLIFKGNILIQPFFGGESRTGSETLMVQPPGSTLNLRASDTYWRLSLPKGANRDHPWCNAMTNRSNKLDRMTFLPTMVCVSELDILKDRNMEFCRVLRNSGIEVDHVVYKGVGHAFQILDKSPPSQMQTQEMISHIKAFVNKRNHK

Gene tree

Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University