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HAP2A

Gene
HAP2A
Protein
Protein HAPLESS 2-A
Organism
Oryza sativa subsp. japonica
Length
722 amino acids
Function
Required for male fertility. Plays a role in pollen tube guidance and successful gamete attachment. Essential for the fusion of gametes during double fertilization, where one male gamete fuses with the egg to produce a zygote, and another male gamete fuses with the central cell to produce the endosperm (PubMed:20333238). Mediates the fusion of cell membranes. Not required for pollen tube outgrowth (By similarity).
Similarity
Belongs to the HAP2/GCS1 family.
Mass
81.604 kDa
Sequence
MPRRRGTPLPTILLLLAFVGGACGTEILSKSRLESCSHDSDAGGRLKCDRKLVVDLAVPSGASGGEASLVARVAGVEEENDTPSATKSIRDPPVITVSKSATYALYALTYLDRDVAYRPDEKYVKTHKCEPYAGAKVVGECERLWDEKGNVIKQTEPICCPCGPHRVQSKCGDIWSKLTKGKANTAHCVRFPGDWFHVFGIGAWSLRFSIRVQVKKGSSVWDVVVGPENKTVVSGDNFLRVKVVGDYTGYTSIPSFEDNYLVTPRKGTGSSQPQDLGNEHSKWMILDRVRFTLDGLECDKIGVGYEAYRNQPNFCSAPYGSCLGNQLWNFWEYDKRRIDNSQLPLYIVEGRFQRINQHPNAGAHTFSVGVTEDLNTNLLIELMADDIEYVYQRSPAKIIDIRVPTFEALSQVGIANVTTKNIGKLESSYSLTFKCSSGISPVEEQLYTMKPDEVIARSFELRSTTDQAAMHQCEAILKASDFSELDREGYRFSTAATVYNNGAQIGPTNDHKKGGFWDSIKALWRNLIDFLTGRLCWTKCPRLFDFGCHIQYVCIGWILLLLLIPAAVVFLWLLHQEGLFDPLYDWWGLEPDDDYRARRRHQKGRHHRHHHDHRHRHGHSHGDHHHHYHGGHHQRRRHHHPPAWDVEGHHHDRQQHSHEAGRNHHRGYGEVVAAGAAPLRLDRASRPGQTEVDAVVEYRERRSRHERHGGHGHRDGHYSPSV