S-adenosylmethionine decarboxylase proenzyme

NameS-adenosylmethionine decarboxylase proenzyme
Synonyms
  • 4.1.1.50
  • AdoMetDC
  • AMD
Gene NameAMD1
OrganismHuman
Amino acid sequence
>lcl|BSEQ0000202|S-adenosylmethionine decarboxylase proenzyme
MEAAHFFEGTEKLLEVWFSRQQPDANQGSGDLRTIPRSEWDILLKDVQCSIISVTKTDKQ
EAYVLSESSMFVSKRRFILKTCGTTLLLKALVPLLKLARDYSGFDSIQSFFYSRKNFMKP
SHQGYPHRNFQEEIEFLNAIFPNGAAYCMGRMNSDCWYLYTLDFPESRVISQPDQTLEIL
MSELDPAVMDQFYMKDGVTAKDVTRESGIRDLIPGSVIDATMFNPCGYSMNGMKSDGTYW
TIHITPEPEFSYVSFETNLSQTSYDDLIRKVVEVFKPGKFVTTLFVNQSSKCRTVLASPQ
KIEGFKRLDCQSAMFNDYNFVFTSFAKKQQQQQS
Number of residues334
Molecular Weight38339.335
Theoretical pI5.78
GO Classification
Functions
  • putrescine binding
  • adenosylmethionine decarboxylase activity
Processes
  • small molecule metabolic process
  • polyamine metabolic process
  • S-adenosylmethioninamine biosynthetic process
  • S-adenosylmethionine metabolic process
  • spermidine biosynthetic process
  • spermine biosynthetic process
  • cellular nitrogen compound metabolic process
Components
  • cytosol
General FunctionPutrescine binding
Specific FunctionEssential for biosynthesis of the polyamines spermidine and spermine. Promotes maintenance and self-renewal of embryonic stem cells, by maintaining spermine levels (By similarity).
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID178518
UniProtKB IDP17707
UniProtKB Entry NameDCAM_HUMAN
Cellular LocationNot Available
Gene sequence
>lcl|BSEQ0000201|1005 bp
ATGGAAGCTGCACATTTTTTCGAAGGGACCGAGAAGCTGCTGGAGGTTTGGTTCTCCCGG
CAGCAGCCCGACGCAAACCAAGGATCTGGGGATCTTCGCACTATCCCAAGATCTGAGTGG
GACATACTTTTGAAGGATGTGCAATGTTCAATCATAAGTGTGACAAAAACTGACAAGCAG
GAAGCTTATGTACTCAGTGAGAGTAGCATGTTTGTCTCCAAGAGACGTTTCATTTTGAAG
ACATGTGGTACCACCCTCTTGCTGAAAGCACTGGTTCCCCTGTTGAAGCTTGCTAGGGAT
TACAGTGGGTTTGACTCAATTCAAAGCTTCTTTTATTCTCGTAAGAATTTCATGAAGCCT
TCTCACCAAGGGTACCCACACCGGAATTTCCAGGAAGAAATAGAGTTTCTTAATGCAATT
TTCCCAAATGGAGCAGGATATTGTATGGGACGTATGAATTCTGACTGTTGGTACTTATAT
ACTCTGGATTTCCCAGAGAGTCGGGTAATCAGTCAGCCAGATCAAACCTTGGAAATTCTG
ATGAGTGAGCTTGACCCAGCAGTTATGGACCAGTTCTACATGAAAGATGGTGTTACTGCA
AAGGATGTCACTCGTGAGAGTGGAATTCGTGACCTGATACCAGGTTCTGTCATTGATGCC
ACAATGTTCAATCCTTGTGGGTATTCGATGAATGGAATGAAATCGGATGGAACTTATTGG
ACTATTCACATCACTCCAGAACCAGAATTTTCTTATGTTAGCTTTGAAACAAACTTAAGT
CAGACCTCCTATGATGACCTGATCAGGAAAGTTGTAGAAGTCTTCAAGCCAGGAAAATTT
GTGACCACCTTGTTTGTTAATCAGAGTTCTAAATGTCGCACAGTGCTTGCTTCGCCCCAG
AAGATTGAAGGTTTTAAGCGTCTTGATTGCCAGAGTGCTATGTTCAATGATTACAATTTT
GTTTTTACCAGTTTTGCTAAGAAGCAGCAACAACAGCAGAGTTGA
GenBank Gene IDM21154
GeneCard IDNot Available
GenAtlas IDAMD1
HGNC IDHGNC:457
Chromosome LocationNot Available
Locus6q21-q22
References
  1. Pajunen A, Crozat A, Janne OA, Ihalainen R, Laitinen PH, Stanley B, Madhubala R, Pegg AE: Structure and regulation of mammalian S-adenosylmethionine decarboxylase. J Biol Chem. 1988 Nov 15;263(32):17040-9. 2460457
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  5. Stanley BA, Pegg AE: Amino acid residues necessary for putrescine stimulation of human S-adenosylmethionine decarboxylase proenzyme processing and catalytic activity. J Biol Chem. 1991 Oct 5;266(28):18502-6. 1917972
  6. Xiong H, Pegg AE: Mechanistic studies of the processing of human S-adenosylmethionine decarboxylase proenzyme. Isolation of an ester intermediate. J Biol Chem. 1999 Dec 3;274(49):35059-66. 10574985
  7. Xiong H, Stanley BA, Pegg AE: Role of cysteine-82 in the catalytic mechanism of human S-adenosylmethionine decarboxylase. Biochemistry. 1999 Feb 23;38(8):2462-70. 10029540
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  9. Ekstrom JL, Mathews II, Stanley BA, Pegg AE, Ealick SE: The crystal structure of human S-adenosylmethionine decarboxylase at 2.25 A resolution reveals a novel fold. Structure. 1999 May;7(5):583-95. 10378277
  10. Tolbert WD, Ekstrom JL, Mathews II, Secrist JA 3rd, Kapoor P, Pegg AE, Ealick SE: The structural basis for substrate specificity and inhibition of human S-adenosylmethionine decarboxylase. Biochemistry. 2001 Aug 14;40(32):9484-94. 11583147