Prolyl 4-hydroxylase subunit alpha-1

NameProlyl 4-hydroxylase subunit alpha-1
Synonyms
  • 1.14.11.2
  • 4-PH alpha-1
  • P4HA
  • Procollagen-proline,2-oxoglutarate-4-dioxygenase subunit alpha-1
Gene NameP4HA1
OrganismHuman
Amino acid sequence
>lcl|BSEQ0000120|Prolyl 4-hydroxylase subunit alpha-1
MIWYILIIGILLPQSLAHPGFFTSIGQMTDLIHTEKDLVTSLKDYIKAEEDKLEQIKKWA
EKLDRLTSTATKDPEGFVGHPVNAFKLMKRLNTEWSELENLVLKDMSDGFISNLTIQRQY
FPNDEDQVGAAKALLRLQDTYNLDTDTISKGNLPGVKHKSFLTAEDCFELGKVAYTEADY
YHTELWMEQALRQLDEGEISTIDKVSVLDYLSYAVYQQGDLDKALLLTKKLLELDPEHQR
ANGNLKYFEYIMAKEKDVNKSASDDQSDQKTTPKKKGVAVDYLPERQKYEMLCRGEGIKM
TPRRQKKLFCRYHDGNRNPKFILAPAKQEDEWDKPRIIRFHDIISDAEIEIVKDLAKPRL
RRATISNPITGDLETVHYRISKSAWLSGYENPVVSRINMRIQDLTGLDVSTAEELQVANY
GVGGQYEPHFDFARKDEPDAFKELGTGNRIATWLFYMSDVSAGGATVFPEVGASVWPKKG
TAVFWYNLFASGEGDYSTRHAACPVLVGNKWVSNKWLHERGQEFRRPCTLSELE
Number of residues534
Molecular Weight61048.775
Theoretical pI5.84
GO Classification
Functions
  • L-ascorbic acid binding
  • procollagen-proline 4-dioxygenase activity
  • iron ion binding
  • oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen
Processes
  • peptidyl-proline hydroxylation
Components
  • intracellular membrane-bounded organelle
  • mitochondrion
  • membrane
  • endoplasmic reticulum
  • endoplasmic reticulum lumen
General FunctionProcollagen-proline 4-dioxygenase activity
Specific FunctionCatalyzes the post-translational formation of 4-hydroxyproline in -Xaa-Pro-Gly- sequences in collagens and other proteins.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID190786
UniProtKB IDP13674
UniProtKB Entry NameP4HA1_HUMAN
Cellular LocationEndoplasmic reticulum lumen
Gene sequence
>lcl|BSEQ0016006|Prolyl 4-hydroxylase subunit alpha-1 (P4HA1)
ATGATCTGGTATATATTAATTATAGGAATTCTGCTTCCCCAGTCTTTGGCTCATCCAGGC
TTTTTTACTTCAATTGGTCAGATGACTGATTTGATCCATACTGAGAAAGATCTGGTGACT
TCTCTGAAAGATTATATTAAGGCAGAAGAGGACAAGTTAGAACAAATAAAAAAATGGGCA
GAGAAGTTAGATCGGCTAACTAGTACAGCGACAAAAGATCCAGAAGGATTTGTTGGGCAT
CCAGTAAATGCATTCAAATTAATGAAACGTCTGAATACTGAGTGGAGTGAGTTGGAGAAT
CTGGTCCTTAAGGATATGTCAGATGGCTTTATCTCTAACCTAACCATTCAGAGACAGTAC
TTTCCTAATGATGAAGATCAGGTTGGGGCAGCCAAAGCTCTGTTACGTCTCCAGGATACC
TACAATTTGGATACAGATACCATCTCAAAGGGTAATCTTCCAGGAGTGAAACACAAATCT
TTTCTAACGGCTGAGGACTGCTTTGAGTTGGGCAAAGTGGCCTATACAGAAGCAGATTAT
TACCATACGGAACTGTGGATGGAACAAGCCCTAAGGCAACTGGATGAAGGCGAGATTTCT
ACCATAGATAAAGTCTCTGTTCTAGATTATTTGAGCTATGCGGTATATCAGCAGGGAGAC
CTGGATAAGGCACTTTTGCTCACAAAGAAGCTTCTTGAACTAGATCCTGAACATCAGAGA
GCTAATGGTAACTTAAAATATTTTGAGTATATAATGGCTAAAGAAAAAGATGTCAATAAG
TCTGCTTCAGATGACCAATCTGATCAGAAAACTACACCAAAGAAAAAAGGGGTTGCTGTG
GATTACCTGCCAGAGAGACAGAAGTACGAAATGCTGTGCCGTGGGGAGGGTATCAAAATG
ACCCCTCGGAGACAGAAAAAACTCTTTTGCCGCTACCATGATGGAAACCGTAATCCTAAA
TTTATTCTGGCTCCAGCTAAACAGGAGGATGAATGGGACAAGCCTCGTATTATTCGCTTC
CATGATATTATTTCTGATGCAGAAATTGAAATCGTCAAAGACCTAGCAAAACCAAGGCTG
AGCCGAGCTACAGTACATGACCCTGAGACTGGAAAATTGACCACAGCACAGTACAGAGTA
TCTAAGAGTGCCTGGCTCTCTGGCTATGAAAATCCTGTGGTGTCTCGAATTAATATGAGA
ATACAAGATCTAACAGGACTAGATGTTTCCACAGCAGAGGAATTACAGGTAGCAAATTAT
GGAGTTGGAGGACAGTATGAACCCCATTTTGACTTTGCACGGAAAGATGAGCCAGATGCT
TTCAAAGAGCTGGGGACAGGAAATAGAATTGCTACATGGCTGTTTTATATGAGTGATGTG
TCTGCAGGAGGAGCCACTGTTTTTCCTGAAGTTGGAGCTAGTGTTTGGCCCAAAAAAGGA
ACTGCTGTTTTCTGGTATAATCTGTTTGCCAGTGGAGAAGGAGATTATAGTACACGGCAT
GCAGCCTGTCCAGTGCTAGTTGGCAACAAATGGGTATCCAATAAATGGCTCCATGAACGT
GGACAAGAATTTCGAAGACCTTGTACGTTGTCAGAATTGGAATGA
GenBank Gene IDM24486
GeneCard IDNot Available
GenAtlas IDP4HA1
HGNC IDHGNC:8546
Chromosome Location10
Locus10q21.3-q23.1
References
  1. Helaakoski T, Vuori K, Myllyla R, Kivirikko KI, Pihlajaniemi T: Molecular cloning of the alpha-subunit of human prolyl 4-hydroxylase: the complete cDNA-derived amino acid sequence and evidence for alternative splicing of RNA transcripts. Proc Natl Acad Sci U S A. 1989 Jun;86(12):4392-6. 2543975
  2. Helaakoski T, Veijola J, Vuori K, Rehn M, Chow LT, Taillon-Miller P, Kivirikko KI, Pihlajaniemi T: Structure and expression of the human gene for the alpha subunit of prolyl 4-hydroxylase. The two alternatively spliced types of mRNA correspond to two homologous exons the sequences of which are expressed in a variety of tissues. J Biol Chem. 1994 Nov 11;269(45):27847-54. 7961714
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