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ZDS

Gene
ZDS
Protein
Zeta-carotene desaturase, chloroplastic/chromoplastic
Organism
Capsicum annuum
Length
588 amino acids
Function
Catalyzes the conversion of zeta-carotene to lycopene via the intermediary of neurosporene. It carries out two consecutive desaturations (introduction of double bonds) at positions C-7 and C-7'. Shows stereoselectivity toward trans C15-C15'zeta-carotene double bond. The zeta-carotene produced by the phytoene desaturase PDS has a C15-C15' double bond in the cis configuration and it requires isomerization before being recognized as substrate by ZDS. No activity with all-trans-zeta-carotene. The main product is 7,9,7',9'-tetra-cis-lycopene (pro-lycopene).
Similarity
Belongs to the zeta carotene desaturase family.
Mass
64.684 kDa
Sequence
MATCSAYLCCPATSASLKKRVFPDGSAGFLFFGGRRLSNRLVTPKSVIRADLNSMVSDMSTNAPKGLFPPEPEHYRGPKLKVAIIGAGLAGMSTAVELLDQGHEVDIYESRTFIGGKVGSFVDKRGNHIEMGLHVFFGCYNNLFRLMKKVGAEKNLLVKEHTHTFVNKGGEIGELDFRFPVGAPLHGINAFLSTNQLKTYDKARNAVALALSPVVRALVDPDGALQQIRDLDSVSFSDWFMSKGGTRASIQRMWDPVAYALGFIDCDNISARCMLTIFALFATKTEASLLRMLKGSPDVYLSGPIKKYIIDKGGRFHLRWGCREVLYETSSDGSMYVSGLAMSKATQKKIVKADAYVAACVVPGIKRLVPQKWRELEFFGNIYKLIGVPVVTVQLRYNGWVTELQDLERSRQSKRATGLDNLLYTPDADFSCFADLALASPEDYYIEGQGSLLQCVLTPGDPYMPLPNEEIIRRVSKQVLALFPSSQGLEVTWSSVVKIGQSLYREGPGKDPFRPDQKTPVENFFLAGSYTKQDYIDSMEGATLSGRQASAYICDAGEQLLALRKKIAAAELNEISKGVSLSDELSLV

Gene
ZDS
Protein
Zeta-carotene desaturase, chloroplastic/chromoplastic
Organism
Solanum lycopersicum
Length
588 amino acids
Function
Catalyzes the conversion of zeta-carotene to lycopene via the intermediary of neurosporene. It carries out two consecutive desaturations (introduction of double bonds) at positions C-7 and C-7'.
Similarity
Belongs to the zeta carotene desaturase family.
Mass
64.733 kDa
Sequence
MATSSAYLSCPATSATGKKHVFPNGSPGFLVFGGTRLSNRLVTRKSVIRADLDSMVSDMSTNAPKGLFPPEPEHYRGPKLKVAIIGAGLAGMSTAVELLDQGHEVDIYESRTFIGGKVGSFVDRRGNHIEMGLHVFFGCYNNLFRLLKKVGAEKNLLVKEHTHTFVNKGGEIGELDFRFPVGAPLHGINAFLSTNQLKIYDKARNAVALALSPVVRALVDPDGALQQIRDLDNVSFSEWFLSKGGTRASIQRMWDPVAYALGFIDCDNMSARCMLTIFALFATKTEASLLRMLKGSPDVYLSGPIKKYIMDKGGRFHLRWGCREVLYETSSDGSMYVSGLAMSKATQKKIVKADAYVAACDVPGIKRLVPQKWRELEFFDNIYKLVGVPVVTVQLRYNGWVTELQDLERSRQLKRAAGLDNLLYTPDADFSCFADLALASPDDYYIEGQGSLLQCVLTPGDPYMPLSNDEIIKRVTKQVLALFPSSQGLEVTWSSVLKIGQSLYREGPGKDPFRPDQKTPVENFFLAGSYTKQDYIDSMEGATLSGRQASAYICNVGEQLMALRKKITAAELNDISKGVSLSDELSLV

Gene
ZDS
Protein
Zeta-carotene desaturase, chloroplastic/chromoplastic
Organism
Oncidium hybrid cultivar
Length
563 amino acids
Function
Catalyzes the conversion of zeta-carotene to lycopene via the intermediary of neurosporene. It carries out two consecutive desaturations (introduction of double bonds) at positions C-7 and C-7' (By similarity).
Similarity
Belongs to the zeta carotene desaturase family.
Mass
61.929 kDa
Sequence
MASAACCSSAYVAATSFGNFKGYRRVGASLDRKVSDMSVNAPKGLFPPEPDIYSGPKLRVAIIGSGLAGMSTAVELLDQGHQVDIYESRQFIGGKVASFVDKHGNHIEMGLHVFFGCYSNLFRLMKKVGADGNLLVKDHTHTFVNKGGDIGELDFRFPVGAPIHGIRAFLATNQLKPYDKARNALALALSPVVRAIVDPNGALQDIRNLDHVSFSDWFFSKGGTRTSIERVWDPVAYAPGFIDCDNISARCMLTIFALFATKTEASLLRMLKGSPDVYLSGPIKKYIIDRGGRFHLRWGCRQILYDKTDSGDAFVTGLAMSKATEKKIVKADVYVAACDVPGIKKLIPAQWREWDMFDNLFKLVGVPVITVQLRYNGWVSELQDIERSRQLRQAVGLDNLLYTPDADFSCFSDLALASPEDYYKEGQGSLIQAVLTPGDPYMPLPNDEIVKRVQKQVLDLFPSSQGLEILWSSVVKIGQSLYREAPGKDPFRPDQETPVKNFFLAGSYTKQDYIDSMEGATLSGRRAAAYICGAGEELLSLRKKLAADEAHDLSEASNSLSLV

Gene
zds
Protein
Probable zeta-carotene desaturase
Organism
Synechococcus elongatus (strain PCC 7942)
Length
481 amino acids
Function
Catalyzes the conversion of zeta-carotene to lycopene via the intermediary of neurosporene. It carries out two consecutive desaturations (introduction of double bonds) at positions C-7 and C-7' (By similarity).
Similarity
Belongs to the zeta carotene desaturase family.
Mass
53.278 kDa
Sequence
MRVAIVGAGLAGLAAAIDLVDAGHQVAIYDSRPFVGGKVGSWIDADGNHIEMGLHVFFFNYANLFALMRKVGAFENLLPKAHTHTFINKGGEVGELDFRFPIGAPFNGLKAFFTTSQLTWLDKLQNALALGTSPLVRGILDYEGAMKIIRALDRISFADWFRSHGGSEGSLKRMWNPIAYALGFIDTENISARCMLTVFQMFAAKTEASKLNLLAGSPAEYLHKPILDYIQARGATLHLRRRVREIEYTETNGQTVVTGLQIADGDAVERVEADVYLAACDVPGIQRLLPEAWRKWSEFDNIYKLDAVPVATVQLRFDGWVTELGDREKRHQLDHATGLDNLLYTADADFSCFTDLALSSPKDYYRKGQGSLLQCVLTPGDPFIAMKNEDIAQHVLKQVHELFPSSRDLNMTWSNVVKLAQSLYREAPGMDPFRPDQKTPIANFFLAGSYTQQDYIDSMEGATISGRRAAKAMLEAQAIAA