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NGEF

Gene
NGEF
Protein
Ephexin-1
Organism
Homo sapiens
Length
710 amino acids
Function
Acts as a guanine nucleotide exchange factor (GEF) which differentially activates the GTPases RHOA, RAC1 and CDC42. Plays a role in axon guidance regulating ephrin-induced growth cone collapse and dendritic spine morphogenesis. Upon activation by ephrin through EPHA4, the GEF activity switches toward RHOA resulting in its activation. Activated RHOA promotes cone retraction at the expense of RAC1- and CDC42-stimulated growth cone extension (By similarity).
Mass
82.496 kDa
Sequence
METRESEDLEKTRRKSASDQWNTDNEPAKVKPELLPEKEETSQADQDIQDKEPHCHIPIKRNSIFNRSIRRKSKAKARDNPERNASCLADSQDNGKSVNEPLTLNIPWSRMPPCRTAMQTDPGAQEMSESSSTPGNGATPEEWPALADSPTTLTEALRMIHPIPADSWRNLIEQIGLLYQEYRDKSTLQEIETRRQQDAEIEDNTNGSPASEDTPEEEEEEEEEEEPASPPERKTLPQICLLSNPHSRFNLWQDLPEIRSSGVLEILQPEEIKLQEAMFELVTSEASYYKSLNLLVSHFMENERIRKILHPSEAHILFSNVLDVLAVSERFLLELEHRMEENIVISDVCDIVYRYAADHFSVYITYVSNQTYQERTYKQLLQEKAAFRELIAQLELDPKCRGLPFSSFLILPFQRITRLKLLVQNILKRVEERSERECTALDAHKELEMVVKACNEGVRKMSRTEQMISIQKKMEFKIKSVPIISHSRWLLKQGELQQMSGPKTSRTLRTKKLFHEIYLFLFNDLLVICRQIPGDKYQVFDSAPRGLLRVEELEDQGQTLANVFILRLLENADDREATYMLKASSQSEMKRWMTSLAPNRRTKFVSFTSRLLDCPQVQCVHPYVAQQPDELTLELADILNILDKTDDGWIFGERLHDQERGWFPSSMTEEILNPKIRSQNLKECFRVHKMDDPQRSQNKDRRKLGSRNRQ

Gene
Ngef
Protein
Ephexin-1
Organism
Mus musculus
Length
710 amino acids
Function
Acts as a guanine nucleotide exchange factor (GEF) which differentially activates the GTPases RHOA, RAC1 and CDC42. Plays a role in axon guidance regulating ephrin-induced growth cone collapse and dendritic spine morphogenesis. Upon activation by ephrin through EPHA4, the GEF activity switches toward RHOA resulting in its activation. Activated RHOA promotes cone retraction at the expense of RAC1- and CDC42-stimulated growth cone extension.
Mass
82.199 kDa
Sequence
METKNSEDWGKPQRKSESSSRKSNHGPAEMRPALPPENREAPETGEETQNEEPRRLIPIQRHSLFNRAVRHRHKARSTSERRASDQADLPKMGKSVNERSAFNLPQGRLSPWRTPAQRDTGAQEASESSSTPGNGTTPEECPALTDSPTTLTEALQMIHPIPADSWRNLIEQIGLLYQEYRDKSTLQEIETRRQQDAEIQGNSDGSQVGEDAGEEEEEEEEGEEEELASPPERRALPQICLLSNPHSRFNLWQDLPEIQSSGVLDILQPEEIRLQEAMFELVTSEASYYKSLNLLVSHFMENERLKKILHPSEAHILFSNVLDVMAVSERFLLELEHRMEENIVISDVCDIVYRYAADHFSVYITYVSNQTYQERTYKQLLQEKAAFRELIAQLELDPKCKGLPFSSFLILPFQRITRLKLLVQNILKRVEERSEREGTALDAHKELEMVVKACNEGVRKMSRTEQMISIQKKMEFKIKSVPIISHSRWLLKQGELQQMSGPKTSRTLRTKKLFREIYLFLFNDLLVICRQIPGDKYQVFDSAPRGLLRVEELEDQGQTLANVFILRLLENADDREATYMLKASSQSEMKRWMTSLAPNRRTKFVSFTSRLLDCPQVQCVHPYVAQQPDELTLELADILNILEKTEDGWIFGERLHDQERGWFPSSMTEEILNPKIRSQNLKECFRVHKMEDPQRSQNKDRRKLGSRNRQ

Gene
NGEF
Protein
Ephexin-1
Organism
Pongo abelii
Length
709 amino acids
Function
Acts as a guanine nucleotide exchange factor (GEF) which differentially activates the GTPases RHOA, RAC1 and CDC42. Plays a role in axon guidance regulating ephrin-induced growth cone collapse and dendritic spine morphogenesis. Upon activation by ephrin through EPHA4, the GEF activity switches toward RHOA resulting in its activation. Activated RHOA promotes cone retraction at the expense of RAC1- and CDC42-stimulated growth cone extension (By similarity).
Mass
82.212 kDa
Sequence
METRESEDLEKTWRKSASDQRNTDNEPAKVKPELLPEEEETSQADQDIQDKEPHCHIPIKRNSIFNRSIRRKSKAKARDTPERNASCLADSQDNGKSVNDSLTLNIPRSRMPPCRTAMQTGPGAQKMSESSSTPGNGATPEEWPALADSPTTLTEALRMIHPIPADSWRNLIEQIGLLYQEYRDKSTLQEIETRRQQDAEIEDNTNGSPASEDTPEEEEEEEEEEPASPPERKALPQICLLSNPHSRFNLWQDLPEIRSSGVLEILQPEEIKLQEAMFELVTSEASYYKSLNLLVSHFMENERIRKILHPSEAHILFSNVLDVLAVSERFLLELEHRMEENIVISDVCDIVYRYAADHFSVYITYVSNQTYQERTYKQLLQEKAAFRELIAQLELDPKCRGLPFSSFLILPFQRITRLKLLVQNILKRVEERSERECTALDAHKELEMVVKACNEGVRKMSRTEQMISIQKKMEFKIKSVPIISHSRWLLKQGELQQMSGPKTSRTLRTKKLFHEIYLFLFNDLLVICRQIPGDKYQVFDSAPRGLLRVEELEDQGQTLANVFILRLLENADDREATYMLKASSQSEMKRWMTSLAPNRRTKFVSFTSRLLDCPQVQCVHPYVAQQPDELTLELADILNILDKTDDGWIFGERLHDQERGWFPSSMTEEILNPKIRSQNLKECFRVHKMDDPQRSQNKDRRKLGSRNRQ

Gene
Ngef
Protein
Ephexin-1
Organism
Rattus norvegicus
Length
701 amino acids
Function
Acts as a guanine nucleotide exchange factor (GEF) which differentially activates the GTPases RHOA, RAC1 and CDC42. Plays a role in axon guidance regulating ephrin-induced growth cone collapse and dendritic spine morphogenesis. Upon activation by ephrin through EPHA4, the GEF activity switches toward RHOA resulting in its activation. Activated RHOA promotes cone retraction at the expense of RAC1- and CDC42-stimulated growth cone extension.
Mass
81.008 kDa
Sequence
METKNSEDQGKPQRKSVSSLWKSKHGPAEMRPELPPETAKETQNEEPRCLIPIQRNSLFNRAMRHKHKARSMSERRANDQAGDLPETRKSVNEPLAFNLPQGRLPPWRTPAQRGPGAQEASESSSTPGNGTTPEECPALTDSPTTLTEALQMIHPIPADSWRNLIEQIGLLYQEYRDKSTLQEIETRRQQDAEIQGNSDGSQAGEDNAEEEEEEEEEPASPPERRALPQICLLSNPHSRFNLWQDLPEIQSSGVLDILQPEETKLQEAMFELVTSEASYYKSLNLLVSHFMENERLKKILHPSEAHILFSNVLDVMAVSERFLLELEHRMEENIVISDVCDIVYRYAADHFSVYITYVSNQTYQERTYKQLLQEKTAFRELIAQLELDPKCKGLPLSSFLILPFQRITRLKLLVQNILKRVEEGSEREGTALDAHKELEMVVKACNEGVRKMSRTEQMISIQKKMEFKIKSVPIISHSRWLLKQGELQQMSGPKTSRTLRTKKLFREIYLFLFNDLLVICRQIPGDKYQVFDSAPRGLLRVEELEDQGQTLANVFILRLLENADDREATYMLKASSQSEMKRWMTSLAPNRRTKFVSFTSRLLDCPQVQCVHPYVAQQPDELTLELADILNILEKTEDGWIFGERLHDQERGWFPSSMTEEILNPKIRSQNLKECFRVHKMEDPQRSQNKDRRKLGSRNRQ