NamePhospholipase A2
Synonyms
  • 3.1.1.4
  • Group IB phospholipase A2
  • Phosphatidylcholine 2-acylhydrolase 1B
  • PLA2
  • PLA2A
  • PPLA2
Gene NamePLA2G1B
OrganismHuman
Amino acid sequence
>lcl|BSEQ0019511|Phospholipase A2
MKLLVLAVLLTVAAADSGISPRAVWQFRKMIKCVIPGSDPFLEYNNYGCYCGLGGSGTPV
DELDKCCQTHDNCYDQAKKLDSCKFLLDNPYTHTYSYSCSGSAITCSSKNKECEAFICNC
DRNAAICFSKAPYNKAHKNLDTKKYCQS
Number of residues148
Molecular Weight16359.535
Theoretical pI7.91
GO Classification
Functions
  • calcium ion binding
  • phospholipase A2 activity
  • receptor binding
  • bile acid binding
  • calcium-dependent phospholipase A2 activity
Processes
  • defense response to Gram-positive bacterium
  • fatty acid biosynthetic process
  • innate immune response in mucosa
  • glycerophospholipid biosynthetic process
  • positive regulation of fibroblast proliferation
  • phospholipid metabolic process
  • activation of phospholipase A2 activity
  • phosphatidic acid biosynthetic process
  • actin filament organization
  • phosphatidylcholine acyl-chain remodeling
  • positive regulation of calcium ion transport into cytosol
  • phosphatidylethanolamine acyl-chain remodeling
  • small molecule metabolic process
  • phosphatidylcholine metabolic process
  • phosphatidylglycerol acyl-chain remodeling
  • neutrophil mediated immunity
  • phosphatidylinositol acyl-chain remodeling
  • leukotriene biosynthetic process
  • interleukin-8 production
  • phosphatidylserine acyl-chain remodeling
  • multicellular organismal lipid catabolic process
  • arachidonic acid secretion
  • positive regulation of transcription from RNA polymerase II promoter
  • positive regulation of immune response
  • neutrophil chemotaxis
  • positive regulation of protein secretion
  • intracellular signal transduction
  • glucose transport
  • cellular response to insulin stimulus
  • positive regulation of NF-kappaB transcription factor activity
  • positive regulation of DNA replication
  • antibacterial humoral response
  • activation of MAPK activity
  • signal transduction
Components
  • extracellular region
  • extracellular space
  • cell surface
  • secretory granule
General FunctionReceptor binding
Specific FunctionPA2 catalyzes the calcium-dependent hydrolysis of the 2-acyl groups in 3-sn-phosphoglycerides, this releases glycerophospholipids and arachidonic acid that serve as the precursors of signal molecules.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID190013
UniProtKB IDP04054
UniProtKB Entry NamePA21B_HUMAN
Cellular LocationSecreted
Gene sequence
>lcl|BSEQ0019512|Phospholipase A2 (PLA2G1B)
ATGAAACTCCTTGTGCTAGCTGTGCTGCTCACAGTGGCCGCCGCCGACAGCGGCATCAGC
CCTCGGGCCGTGTGGCAGTTCCGCAAAATGATCAAGTGCGTGATCCCGGGGAGTGACCCC
TTCTTGGAATACAACAACTACGGCTGCTACTGTGGCTTGGGGGGCTCAGGCACCCCCGTG
GATGAACTGGACAAGTGCTGCCAGACACATGACAACTGCTATGACCAGGCCAAGAAGCTG
GACAGCTGTAAATTTCTGCTGGACAACCCGTACACCCACACCTATTCATACTCGTGCTCT
GGCTCGGCAATCACCTGTAGCAGCAAAAACAAAGAGTGTGAGGCCTTCATTTGCAACTGC
GACCGCAACGCTGCCATCTGCTTTTCAAAAGCTCCATATAACAAGGCACACAAGAACCTG
GACACCAAGAAGTATTGTCAGAGTTGA
GenBank Gene IDM21054
GeneCard IDNot Available
GenAtlas IDNot Available
HGNC IDHGNC:9030
Chromosome Location12
Locus12q23-q24.1
References
  1. Seilhamer JJ, Randall TL, Yamanaka M, Johnson LK: Pancreatic phospholipase A2: isolation of the human gene and cDNAs from porcine pancreas and human lung. DNA. 1986 Dec;5(6):519-27. 3028739
  2. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. 14702039
  3. Scherer SE, Muzny DM, Buhay CJ, Chen R, Cree A, Ding Y, Dugan-Rocha S, Gill R, Gunaratne P, Harris RA, Hawes AC, Hernandez J, Hodgson AV, Hume J, Jackson A, Khan ZM, Kovar-Smith C, Lewis LR, Lozado RJ, Metzker ML, Milosavljevic A, Miner GR, Montgomery KT, Morgan MB, Nazareth LV, Scott G, Sodergren E, Song XZ, Steffen D, Lovering RC, Wheeler DA, Worley KC, Yuan Y, Zhang Z, Adams CQ, Ansari-Lari MA, Ayele M, Brown MJ, Chen G, Chen Z, Clerc-Blankenburg KP, Davis C, Delgado O, Dinh HH, Draper H, Gonzalez-Garay ML, Havlak P, Jackson LR, Jacob LS, Kelly SH, Li L, Li Z, Liu J, Liu W, Lu J, Maheshwari M, Nguyen BV, Okwuonu GO, Pasternak S, Perez LM, Plopper FJ, Santibanez J, Shen H, Tabor PE, Verduzco D, Waldron L, Wang Q, Williams GA, Zhang J, Zhou J, Allen CC, Amin AG, Anyalebechi V, Bailey M, Barbaria JA, Bimage KE, Bryant NP, Burch PE, Burkett CE, Burrell KL, Calderon E, Cardenas V, Carter K, Casias K, Cavazos I, Cavazos SR, Ceasar H, Chacko J, Chan SN, Chavez D, Christopoulos C, Chu J, Cockrell R, Cox CD, Dang M, Dathorne SR, David R, Davis CM, Davy-Carroll L, Deshazo DR, Donlin JE, D'Souza L, Eaves KA, Egan A, Emery-Cohen AJ, Escotto M, Flagg N, Forbes LD, Gabisi AM, Garza M, Hamilton C, Henderson N, Hernandez O, Hines S, Hogues ME, Huang M, Idlebird DG, Johnson R, Jolivet A, Jones S, Kagan R, King LM, Leal B, Lebow H, Lee S, LeVan JM, Lewis LC, London P, Lorensuhewa LM, Loulseged H, Lovett DA, Lucier A, Lucier RL, Ma J, Madu RC, Mapua P, Martindale AD, Martinez E, Massey E, Mawhiney S, Meador MG, Mendez S, Mercado C, Mercado IC, Merritt CE, Miner ZL, Minja E, Mitchell T, Mohabbat F, Mohabbat K, Montgomery B, Moore N, Morris S, Munidasa M, Ngo RN, Nguyen NB, Nickerson E, Nwaokelemeh OO, Nwokenkwo S, Obregon M, Oguh M, Oragunye N, Oviedo RJ, Parish BJ, Parker DN, Parrish J, Parks KL, Paul HA, Payton BA, Perez A, Perrin W, Pickens A, Primus EL, Pu LL, Puazo M, Quiles MM, Quiroz JB, Rabata D, Reeves K, Ruiz SJ, Shao H, Sisson I, Sonaike T, Sorelle RP, Sutton AE, Svatek AF, Svetz LA, Tamerisa KS, Taylor TR, Teague B, Thomas N, Thorn RD, Trejos ZY, Trevino BK, Ukegbu ON, Urban JB, Vasquez LI, Vera VA, Villasana DM, Wang L, Ward-Moore S, Warren JT, Wei X, White F, Williamson AL, Wleczyk R, Wooden HS, Wooden SH, Yen J, Yoon L, Yoon V, Zorrilla SE, Nelson D, Kucherlapati R, Weinstock G, Gibbs RA: The finished DNA sequence of human chromosome 12. Nature. 2006 Mar 16;440(7082):346-51. 16541075
  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. 15489334
  5. Grataroli R, Dijkman R, Dutilh CE, van der Ouderaa F, De Haas GH, Figarella C: Studies on prophospholipase A2 and its enzyme from human pancreatic juice. Catalytic properties and sequence of the N-terminal region. Eur J Biochem. 1982 Feb;122(1):111-7. 7060561
  6. Verheij HM, Westerman J, Sternby B, De Haas GH: The complete primary structure of phospholipase A2 from human pancreas. Biochim Biophys Acta. 1983 Sep 14;747(1-2):93-9. 6349696
  7. Xu W, Yi L, Feng Y, Chen L, Liu J: Structural insight into the activation mechanism of human pancreatic prophospholipase A2. J Biol Chem. 2009 Jun 12;284(24):16659-66. doi: 10.1074/jbc.M808029200. Epub 2009 Mar 18. 19297324