Pancreatic alpha-amylase

Details

Name
Pancreatic alpha-amylase
Synonyms
  • 1,4-alpha-D-glucan glucanohydrolase
  • 3.2.1.1
  • PA
Gene Name
AMY2A
Organism
Humans
Amino acid sequence
>lcl|BSEQ0005176|Pancreatic alpha-amylase
MKFFLLLFTIGFCWAQYSPNTQQGRTSIVHLFEWRWVDIALECERYLAPKGFGGVQVSPP
NENVAIYNPFRPWWERYQPVSYKLCTRSGNEDEFRNMVTRCNNVGVRIYVDAVINHMCGN
AVSAGTSSTCGSYFNPGSRDFPAVPYSGWDFNDGKCKTGSGDIENYNDATQVRDCRLTGL
LDLALEKDYVRSKIAEYMNHLIDIGVAGFRLDASKHMWPGDIKAILDKLHNLNSNWFPAG
SKPFIYQEVIDLGGEPIKSSDYFGNGRVTEFKYGAKLGTVIRKWNGEKMSYLKNWGEGWG
FVPSDRALVFVDNHDNQRGHGAGGASILTFWDARLYKMAVGFMLAHPYGFTRVMSSYRWP
RQFQNGNDVNDWVGPPNNNGVIKEVTINPDTTCGNDWVCEHRWRQIRNMVIFRNVVDGQP
FTNWYDNGSNQVAFGRGNRGFIVFNNDDWSFSLTLQTGLPAGTYCDVISGDKINGNCTGI
KIYVSDDGKAHFSISNSAEDPFIAIHAESKL
Number of residues
511
Molecular Weight
57706.51
Theoretical pI
7.05
GO Classification
Functions
alpha-amylase activity / calcium ion binding / chloride ion binding
Processes
carbohydrate catabolic process / carbohydrate metabolic process / polysaccharide digestion / small molecule metabolic process
Components
extracellular exosome / extracellular region / extracellular space
General Function
Chloride ion binding
Specific Function
Not Available
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Secreted
Gene sequence
>lcl|BSEQ0011869|Pancreatic alpha-amylase (AMY2A)
ATGAAGTTCTTTCTGTTGCTTTTCACCATTGGGTTCTGCTGGGCTCAGTATTCCCCAAAT
ACACAACAAGGACGGACATCTATTGTTCATCTGTTTGAATGGCGATGGGTTGATATTGCT
CTTGAATGTGAGCGATATTTAGCTCCGAAGGGATTTGGAGGGGTTCAGGTCTCTCCACCA
AATGAAAATGTTGCAATTTACAACCCTTTCAGACCTTGGTGGGAAAGATACCAACCAGTT
AGCTATAAATTATGCACAAGATCTGGAAATGAAGATGAATTTAGAAACATGGTGACTAGA
TGTAACAATGTTGGGGTTCGTATTTATGTGGATGCTGTAATTAATCATATGTGTGGTAAC
GCTGTGAGTGCAGGAACAAGCAGTACCTGTGGAAGTTACTTCAACCCTGGAAGTAGGGAC
TTTCCAGCAGTCCCATATTCTGGATGGGATTTCAATGATGGTAAATGTAAAACTGGAAGT
GGAGATATCGAGAACTACAATGATGCTACTCAGGTCAGAGATTGTCGTCTGACTGGTCTT
CTTGATCTTGCACTGGAGAAGGATTACGTGCGTTCTAAGATTGCCGAATATATGAACCAT
CTCATTGACATTGGTGTTGCAGGGTTCAGACTTGATGCTTCCAAGCACATGTGGCCTGGA
GACATAAAGGCAATTTTGGACAAACTGCATAATCTAAACAGTAACTGGTTCCCTGCAGGA
AGTAAACCTTTCATTTACCAGGAGGTAATTGATCTGGGTGGTGAGCCAATTAAAAGCAGT
GACTACTTTGGTAATGGCCGGGTGACAGAATTCAAGTATGGTGCAAAACTCGGCACAGTT
ATTCGCAAGTGGAATGGAGAGAAGATGTCTTACTTAAAGAACTGGGGAGAAGGTTGGGGT
TTCGTACCTTCTGACAGAGCGCTTGTCTTTGTGGATAACCATGACAATCAACGAGGACAT
GGGGCTGGAGGAGCCTCTATTCTTACCTTCTGGGATGCTAGGCTGTACAAAATGGCAGTT
GGATTTATGCTTGCTCATCCTTACGGATTTACACGAGTAATGTCAAGCTACCGTTGGCCA
AGACAGTTTCAAAATGGAAACGATGTTAATGATTGGGTTGGGCCACCAAATAATAATGGA
GTAATTAAAGAAGTTACTATTAATCCAGACACTACTTGTGGCAATGACTGGGTCTGTGAA
CATCGATGGCGCCAAATAAGGAACATGGTTATTTTCCGCAATGTAGTGGATGGCCAGCCT
TTTACAAATTGGTATGATAATGGGAGCAACCAAGTGGCTTTTGGGAGAGGAAACAGAGGA
TTCATTGTTTTCAACAATGATGACTGGTCATTTTCTTTAACTTTGCAAACTGGTCTTCCT
GCTGGCACATACTGTGATGTCATTTCTGGAGATAAAATTAATGGCAATTGCACAGGCATT
AAAATTTACGTTTCTGATGATGGCAAAGCTCATTTTTCTATTAGTAACTCTGCTGAAGAT
CCATTTATTGCAATTCATGCTGAATCTAAATTGTAA
Chromosome Location
1
Locus
1p21
External Identifiers
ResourceLink
UniProtKB IDP04746
UniProtKB Entry NameAMYP_HUMAN
GenBank Gene IDM18785
GenAtlas IDAMY2A
HGNC IDHGNC:477
General References
  1. Nishide T, Emi M, Nakamura Y, Matsubara K: Corrected sequences of cDNAs for human salivary and pancreatic alpha-amylases [corrected]. Gene. 1984 May;28(2):263-70. [Article]
  2. Horii A, Emi M, Tomita N, Nishide T, Ogawa M, Mori T, Matsubara K: Primary structure of human pancreatic alpha-amylase gene: its comparison with human salivary alpha-amylase gene. Gene. 1987;60(1):57-64. [Article]
  3. Wise RJ, Karn RC, Larsen SH, Hodes ME, Gardell SJ, Rutter WJ: A complementary DNA sequence that predicts a human pancreatic amylase primary structure consistent with the electrophoretic mobility of the common isozyme, Amy2 A. Mol Biol Med. 1984 Oct;2(5):307-22. [Article]
  4. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [Article]
  5. Groot PC, Bleeker MJ, Pronk JC, Arwert F, Mager WH, Planta RJ, Eriksson AW, Frants RR: Human pancreatic amylase is encoded by two different genes. Nucleic Acids Res. 1988 May 25;16(10):4724. [Article]
  6. Gumucio DL, Wiebauer K, Caldwell RM, Samuelson LC, Meisler MH: Concerted evolution of human amylase genes. Mol Cell Biol. 1988 Mar;8(3):1197-205. [Article]
  7. Qian M, Haser R, Buisson G, Duee E, Payan F: The active center of a mammalian alpha-amylase. Structure of the complex of a pancreatic alpha-amylase with a carbohydrate inhibitor refined to 2.2-A resolution. Biochemistry. 1994 May 24;33(20):6284-94. [Article]
  8. Brayer GD, Luo Y, Withers SG: The structure of human pancreatic alpha-amylase at 1.8 A resolution and comparisons with related enzymes. Protein Sci. 1995 Sep;4(9):1730-42. [Article]
  9. Rydberg EH, Sidhu G, Vo HC, Hewitt J, Cote HC, Wang Y, Numao S, MacGillivray RT, Overall CM, Brayer GD, Withers SG: Cloning, mutagenesis, and structural analysis of human pancreatic alpha-amylase expressed in Pichia pastoris. Protein Sci. 1999 Mar;8(3):635-43. [Article]
  10. Brayer GD, Sidhu G, Maurus R, Rydberg EH, Braun C, Wang Y, Nguyen NT, Overall CM, Withers SG: Subsite mapping of the human pancreatic alpha-amylase active site through structural, kinetic, and mutagenesis techniques. Biochemistry. 2000 Apr 25;39(16):4778-91. [Article]
  11. Numao S, Maurus R, Sidhu G, Wang Y, Overall CM, Brayer GD, Withers SG: Probing the role of the chloride ion in the mechanism of human pancreatic alpha-amylase. Biochemistry. 2002 Jan 8;41(1):215-25. [Article]
  12. Rydberg EH, Li C, Maurus R, Overall CM, Brayer GD, Withers SG: Mechanistic analyses of catalysis in human pancreatic alpha-amylase: detailed kinetic and structural studies of mutants of three conserved carboxylic acids. Biochemistry. 2002 Apr 2;41(13):4492-502. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB01922Maltosyl-Alpha (1,4)-D-Gluconhydroximo-1,5-LactamexperimentalunknownDetails
DB02218N-[4-hydroxymethyl-cyclohexan-6-yl-1,2,3-triol]-4,6-dideoxy-4-aminoglucopyranosideexperimentalunknownDetails
DB028894-O-(4,6-Dideoxy-4-{[4,5,6-Trihydroxy-3-(Hydroxymethyl)Cyclohex-2-En-1-Yl]Amino}-Beta-D-Lyxo-Hexopyranosyl)-Alpha-D-Erythro-HexopyranoseexperimentalunknownDetails
DB03088Pidolic acidapproved, investigationalunknownDetails
DB030925-Hydroxymethyl-ChonduritolexperimentalunknownDetails
DB034394,6-dideoxy-4-amino-alpha-D-glucoseexperimentalunknownDetails
DB034954,6-Dideoxy-4-{[4,5,6-Trihydroxy-3-(Hydroxymethyl)Cyclohex-2-En-1-Yl]Amino}-Alpha-D-Lyxo-Hexopyranosyl-(1->4)-Alpha-D-Threo-Hexopyranosyl-(1->6)-Alpha-L-Threo-HexopyranoseexperimentalunknownDetails
DB03773alpha-D-quinovopyranoseexperimentalunknownDetails
DB03971Acarbose Derived HexasaccharideexperimentalunknownligandDetails
DB02379Beta-D-GlucoseexperimentalunknownDetails
DB044534-O-(4,6-Dideoxy-4-{[4-[(4-O-Hexopyranosylhexopyranosyl)Oxy]-5,6-Dihydroxy-3-(Hydroxymethyl)Cyclohex-2-En-1-Yl]Amino}Hexopyranosyl)HexopyranoseexperimentalunknownligandDetails
DB046184,6-DIDEOXY-4-{[4-[(4-O-HEXOPYRANOSYLHEXOPYRANOSYL)OXY]-5,6-DIHYDROXY-3-(HYDROXYMETHYL)CYCLOHEX-2-EN-1-YL]AMINO}HEXOPYRANOSYL-(1->4)HEXOPYRANOSYL-(1->4)HEXOPYRANOSEexperimentalunknownDetails
DB00284Acarboseapproved, investigationalyesinhibitorDetails
DB00491MiglitolapprovedunknowninhibitorDetails
DB03088Pidolic acidapproved, investigationalunknownligandDetails
DB030925-Hydroxymethyl-ChonduritolexperimentalunknownligandDetails
DB034394,6-dideoxy-4-amino-alpha-D-glucoseexperimentalunknownligandDetails
DB03971Acarbose Derived HexasaccharideexperimentalunknownligandDetails
DB02379Beta-D-GlucoseexperimentalunknownsubstrateDetails
DB044534-O-(4,6-Dideoxy-4-{[4-[(4-O-Hexopyranosylhexopyranosyl)Oxy]-5,6-Dihydroxy-3-(Hydroxymethyl)Cyclohex-2-En-1-Yl]Amino}Hexopyranosyl)HexopyranoseexperimentalunknownligandDetails
DB00702Icodextrinapproved, investigationalunknownsubstrateDetails