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Hif1an

Gene
Hif1an
Protein
Hypoxia-inducible factor 1-alpha inhibitor
Organism
Mus musculus
Length
349 amino acids
Function
Hydroxylates HIF-1 alpha at 'Asn-799' in the C-terminal transactivation domain (CAD). Functions as an oxygen sensor and, under normoxic conditions, the hydroxylation prevents interaction of HIF-1 with transcriptional coactivators including Cbp/p300-interacting transactivator. Involved in transcriptional repression through interaction with HIF1A, VHL and histone deacetylases. Hydroxylates specific Asn residues within ankyrin repeat domains (ARD) of NFKB1, NFKBIA, NOTCH1, ASB4, PPP1R12A and several other ARD-containing proteins. Also hydroxylates Asp and His residues within ARDs of ANK1 and TNKS2, respectively. Negatively regulates NOTCH1 activity, accelerating myogenic differentiation (By similarity). Positively regulates ASB4 activity, promoting vascular differentiation.
Mass
40.241 kDa
Sequence
MAATAAEVAASGSGEAREEAEAPGPAWDESQLRSYSFPTRPIPRLSQSDPRAEELIENEEPVVLTDTNLVYPALKWDLEYLQENIGNGDFSVYSASTHKFLYYDEKKMGNFQNFKPRSNREEIKFHEFVEKLQAIQQRGGEERLYLQQTLNDTVGRKIVMDFLGFNWNWINKQQGKRGWGQLTSNLLLIGMEGNVTPAHYDEQQNFFAQIKGHKRCILFPPDQFECLYPYPVHHPCDRQSQVDFDNPDYERFPNFRNVVGYETVVGPGDVLYIPMYWWHHIESLLNGGITITVNFWYKGAPTPKRIEYPLKAHQKVAIMRNIEKMLGEALGNPQEVGPLLNTMIKGRYN

Gene
HIF1AN
Protein
Hypoxia-inducible factor 1-alpha inhibitor
Organism
Homo sapiens
Length
349 amino acids
Function
Hydroxylates HIF-1 alpha at 'Asn-803' in the C-terminal transactivation domain (CAD). Functions as an oxygen sensor and, under normoxic conditions, the hydroxylation prevents interaction of HIF-1 with transcriptional coactivators including Cbp/p300-interacting transactivator. Involved in transcriptional repression through interaction with HIF1A, VHL and histone deacetylases. Hydroxylates specific Asn residues within ankyrin repeat domains (ARD) of NFKB1, NFKBIA, NOTCH1, ASB4, PPP1R12A and several other ARD-containing proteins. Also hydroxylates Asp and His residues within ARDs of ANK1 and TNKS2, respectively. Negatively regulates NOTCH1 activity, accelerating myogenic differentiation. Positively regulates ASB4 activity, promoting vascular differentiation.
Mass
40.285 kDa
Sequence
MAATAAEAVASGSGEPREEAGALGPAWDESQLRSYSFPTRPIPRLSQSDPRAEELIENEEPVVLTDTNLVYPALKWDLEYLQENIGNGDFSVYSASTHKFLYYDEKKMANFQNFKPRSNREEMKFHEFVEKLQDIQQRGGEERLYLQQTLNDTVGRKIVMDFLGFNWNWINKQQGKRGWGQLTSNLLLIGMEGNVTPAHYDEQQNFFAQIKGYKRCILFPPDQFECLYPYPVHHPCDRQSQVDFDNPDYERFPNFQNVVGYETVVGPGDVLYIPMYWWHHIESLLNGGITITVNFWYKGAPTPKRIEYPLKAHQKVAIMRNIEKMLGEALGNPQEVGPLLNTMIKGRYN

Gene
hif1an
Protein
Hypoxia-inducible factor 1-alpha inhibitor
Organism
Danio rerio
Length
344 amino acids
Function
Hydroxylates a specific Asn residue in the C-terminal transactivation domain (CAD) of HIF-1 alpha. The hydroxylation prevents interaction of HIF-1 with transcriptional coactivators. Also hydroxylates specific Asn, Asp and His residues within ankyrin repeat domain-containing proteins.
Mass
39.992 kDa
Sequence
MAETDGAAAFTELRDPDWDESQLRQYTFPTRQIPRLSHTDPRAEVLINNEEPVVLTDTSLVYPALKWDIPYLQENIGNGDFSVYIAENHKFLYYDEKKMVNFQDFVPKSRRIEMKFSEFVDKMHQTEEQGGKGRVYLQQTLNDTVGRKIVVDFLGFNWNWINKQQAKRNWGPLTSNLLLIGMEGNVTPAHYDEQQNFFAQIKGHKRCILFPPDQFDCLYPYPVHHPCDRQSQVDFENPDYDKFPNFKNAVGYEAVVGPGDVLYIPMYWWHHIESLLNGGETITVNFWYKGAPTPKRIEYPLKAHQKVAIMRNIEKMLGEALGDPHEVGPLLNMMIKGRYDHGLS