<?xml version="1.0" encoding="UTF-8"?>
<protein>
  <version>1.0</version>
  <creation_date>2018-05-07 22:30:22 UTC</creation_date>
  <update_date>2020-05-20 21:04:06 UTC</update_date>
  <accession>BMDBP02175</accession>
  <secondary_accessions>
  </secondary_accessions>
  <protein_type>Enzyme</protein_type>
  <synonyms>
  </synonyms>
  <gene_name>AQP4</gene_name>
  <general_function>Carbohydrate transport and metabolism</general_function>
  <specific_function>Forms a water-specific channel. Plays an important role in brain water homeostasis and in glymphatic solute transport. Required for a normal rate of water exchange across the blood brain interface. Required for normal levels of cerebrospinal fluid influx into the brain cortex and parenchyma along paravascular spaces that surround penetrating arteries, and for normal drainage of interstitial fluid along paravenous drainage pathways. Thereby, it is required for normal clearance of solutes from the brain interstitial fluid, including soluble beta-amyloid peptides derived from APP. Plays a redundant role in urinary water homeostasis and urinary concentrating ability.</specific_function>
  <pathways>
  </pathways>
  <metabolite_associations>
    <metabolite>
      <accession>BMDB0002111</accession>
      <name>Water</name>
    </metabolite>
  </metabolite_associations>
  <go_classifications>
  </go_classifications>
  <subcellular_locations>
  </subcellular_locations>
  <gene_properties>
    <chromosome_location>24</chromosome_location>
    <locus/>
    <gene_sequence>&gt;972 bp
ATGAGTGACAGACCCGCAGCGAGGCGGTGGGGTAAGTGTGGACCTTTGTGTACAAGAGAG
AGTATCATGGTGGCCTTCAAAGGGGTCTGGACACAAACTTTCTGGAAGGCAGTCACTGCG
GAATTTCTGGCCATGCTTATTTTTGTCCTGCTCAGCCTGGGATCCACCATCAACTGGGGT
GGAGCAGAAAAGCCACTACCTGTCGACATGGTTCTCATCTCCCTCTGCTTTGGACTCAGC
ATCGCGACTATGGTCCAGTGCTTTGGCCACATCAGTGGTGGCCACATCAACCCCGCTGTG
ACGGTGGCCATGGTGTGCACCAGGAGGATTAGCATCGCCAAGTCTGTCTTCTACATTGCA
GCTCAGTGCCTGGGCGCCATCATTGGAGCCGGAATTCTCTACCTGGTCACGCCTCCCAGT
GTGGTAGGGGGCCTTGGAGTCACCACGGTTCACGGAAATCTTAGCGCTGGACACGGTCTC
CTGGTGGAGTTGATAATCACATTTCAGTTGGTGTTTACTATTTTTGCCAGCTGTGATTCC
AAACGGACTGATGTCACCGGTTCCATAGCTTTAGCCATTGGGATCTCTGTTGCAATTGGA
CATTTATTTGCAATCAATTACACTGGTGCCAGCATGAACCCCGCCCGATCCTTTGGACCT
GCAGTTATCATGGGAAATTGGGAGAACCACTGGATATATTGGGTTGGACCAATCATAGGA
GCTGTCCTTGCTGGTGGCCTCTATGAGTATGTCTTCTGTCCAGATGTTGAACTCAAACGT
CGATTTAAAGAAGCCTTCAGCAAAGCTGCCCAGCAAACAAAAGGGAGCTACATGGAGGTG
GAGGACAACAGGAGTCAGGTAGAGACCGACGACTTGATTCTAAAACCCGGAGTGGTGCAC
GTGATCGACATTGACCGGGGGGAGGAGAAGAAAGGGAAAGACCCATCTGGAGAGGTGTTG
TCTTCAGTATGA</gene_sequence>
  </gene_properties>
  <protein_properties>
    <residue_number>323</residue_number>
    <molecular_weight>34672.0</molecular_weight>
    <theoretical_pi>7.75</theoretical_pi>
    <pfams>
    </pfams>
    <transmembrane_regions>
      <region>37-57</region>
      <region>70-89</region>
      <region>116-136</region>
      <region>156-176</region>
      <region>185-205</region>
      <region>232-252</region>
    </transmembrane_regions>
    <signal_regions>
      <region>None</region>
    </signal_regions>
    <polypeptide_sequence>&gt;Aquaporin-4
MSDRPAARRWGKCGPLCTRESIMVAFKGVWTQTFWKAVTAEFLAMLIFVLLSLGSTINWG
GAEKPLPVDMVLISLCFGLSIATMVQCFGHISGGHINPAVTVAMVCTRRISIAKSVFYIA
AQCLGAIIGAGILYLVTPPSVVGGLGVTTVHGNLSAGHGLLVELIITFQLVFTIFASCDS
KRTDVTGSIALAIGISVAIGHLFAINYTGASMNPARSFGPAVIMGNWENHWIYWVGPIIG
AVLAGGLYEYVFCPDVELKRRFKEAFSKAAQQTKGSYMEVEDNRSQVETDDLILKPGVVH
VIDIDRGEEKKGKDPSGEVLSSV</polypeptide_sequence>
  </protein_properties>
  <genbank_protein_id>BAA36505.2</genbank_protein_id>
  <uniprot_id>O77750</uniprot_id>
  <uniprot_name>AQP4_BOVIN</uniprot_name>
  <pdb_ids>
  </pdb_ids>
  <genbank_gene_id>AB015947</genbank_gene_id>
  <genecard_id>AQP4</genecard_id>
  <geneatlas_id/>
  <general_references>
  </general_references>
  <metabolite_references>
  </metabolite_references>
</protein>
