NameNitric oxide synthase, inducible
Synonyms
  • 1.14.13.39
  • HEP-NOS
  • Hepatocyte NOS
  • Inducible NO synthase
  • Inducible NOS
  • iNOS
  • NOS type II
  • NOS2A
  • Peptidyl-cysteine S-nitrosylase NOS2
Gene NameNOS2
OrganismHuman
Amino acid sequence
>lcl|BSEQ0000010|Nitric oxide synthase, inducible
MACPWKFLFKTKFHQYAMNGEKDINNNVEKAPCATSSPVTQDDLQYHNLSKQQNESPQPL
VETGKKSPESLVKLDATPLSSPRHVRIKNWGSGMTFQDTLHHKAKGILTCRSKSCLGSIM
TPKSLTRGPRDKPTPPDELLPQAIEFVNQYYGSFKEAKIEEHLARVEAVTKEIETTGTYQ
LTGDELIFATKQAWRNAPRCIGRIQWSNLQVFDARSCSTAREMFEHICRHVRYSTNNGNI
RSAITVFPQRSDGKHDFRVWNAQLIRYAGYQMPDGSIRGDPANVEFTQLCIDLGWKPKYG
RFDVVPLVLQANGRDPELFEIPPDLVLEVAMEHPKYEWFRELELKWYALPAVANMLLEVG
GLEFPGCPFNGWYMGTEIGVRDFCDVQRYNILEEVGRRMGLETHKLASLWKDQAVVEINI
AVLHSFQKQNVTIMDHHSAAESFMKYMQNEYRSRGGCPADWIWLVPPMSGSITPVFHQEM
LNYVLSPFYYYQVEAWKTHVWQDEKRRPKRREIPLKVLVKAVLFACMLMRKTMASRVRVT
ILFATETGKSEALAWDLGALFSCAFNPKVVCMDKYRLSCLEEERLLLVVTSTFGNGDCPG
NGEKLKKSLFMLKELNNKFRYAVFGLGSSMYPRFCAFAHDIDQKLSHLGASQLTPMGEGD
ELSGQEDAFRSWAVQTFKAACETFDVRGKQHIQIPKLYTSNVTWDPHHYRLVQDSQPLDL
SKALSSMHAKNVFTMRLKSRQNLQSPTSSRATILVELSCEDGQGLNYLPGEHLGVCPGNQ
PALVQGILERVVDGPTPHQTVRLEALDESGSYWVSDKRLPPCSLSQALTYFLDITTPPTQ
LLLQKLAQVATEEPERQRLEALCQPSEYSKWKFTNSPTFLEVLEEFPSLRVSAGFLLSQL
PILKPRFYSISSSRDHTPTEIHLTVAVVTYHTRDGQGPLHHGVCSTWLNSLKPQDPVPCF
VRNASGFHLPEDPSHPCILIGPGTGIAPFRSFWQQRLHDSQHKGVRGGRMTLVFGCRRPD
EDHIYQEEMLEMAQKGVLHAVHTAYSRLPGKPKVYVQDILRQQLASEVLRVLHKEPGHLY
VCGDVRMARDVAHTLKQLVAAKLKLNEEQVEDYFFQLKSQKRYHEDIFGAVFPYEAKKDR
VAVQPSSLEMSAL
Number of residues1153
Molecular Weight131116.3
Theoretical pI8.01
GO Classification
Functions
  • receptor binding
  • arginine binding
  • protein homodimerization activity
  • NADPH-hemoprotein reductase activity
  • tetrahydrobiopterin binding
  • FMN binding
  • iron ion binding
  • NADP binding
  • heme binding
  • flavin adenine dinucleotide binding
  • nitric-oxide synthase activity
Processes
  • negative regulation of blood pressure
  • innate immune response in mucosa
  • cellular response to drug
  • blood coagulation
  • positive regulation of killing of cells of other organism
  • defense response to Gram-negative bacterium
  • cellular response to interferon-gamma
  • positive regulation of guanylate cyclase activity
  • positive regulation of leukocyte mediated cytotoxicity
  • negative regulation of gene expression
  • inflammatory response
  • arginine catabolic process
  • regulation of cellular respiration
  • superoxide metabolic process
  • peptidyl-cysteine S-nitrosylation
  • regulation of cell proliferation
  • response to hypoxia
  • nitric oxide biosynthetic process
  • regulation of insulin secretion
  • nitric oxide mediated signal transduction
  • defense response to bacterium
  • phagosome maturation
  • circadian rhythm
  • positive regulation of vasodilation
  • negative regulation of protein catabolic process
  • cellular response to lipopolysaccharide
  • response to bacterium
Components
  • cytoplasm
  • nucleus
  • cortical cytoskeleton
  • peroxisome
  • cytosol
  • perinuclear region of cytoplasm
  • intracellular
General FunctionTetrahydrobiopterin binding
Specific FunctionProduces nitric oxide (NO) which is a messenger molecule with diverse functions throughout the body. In macrophages, NO mediates tumoricidal and bactericidal actions. Also has nitrosylase activity and mediates cysteine S-nitrosylation of cytoplasmic target proteins such COX2. As component of the iNOS-S100A8/9 transnitrosylase complex involved in the selective inflammatory stimulus-dependent S-nitrosylation of GAPDH on 'Cys-247' implicated in regulation of the GAIT complex activity and probably multiple targets including ANXA5, EZR, MSN and VIM.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID292242
UniProtKB IDP35228
UniProtKB Entry NameNOS2_HUMAN
Cellular LocationNot Available
Gene sequence
>lcl|BSEQ0020444|Nitric oxide synthase, inducible (NOS2)
ATGGCCTGTCCTTGGAAATTTCTGTTCAAGACCAAATTCCACCAGTATGCAATGAATGGG
GAAAAAGACATCAACAACAATGTGGAGAAAGCCCCCTGTGCCACCTCCAGTCCAGTGACA
CAGGATGACCTTCAGTATCACAACCTCAGCAAGCAGCAGAATGAGTCCCCGCAGCCCCTC
GTGGAGACGGGAAAGAAGTCTCCAGAATCTCTGGTCAAGCTGGATGCAACCCCATTGTCC
TCCCCACGGCATGTGAGGATCAAAAACTGGGGCAGCGGGATGACTTTCCAAGACACACTT
CACCATAAGGCCAAAGGGATTTTAACTTGCAGGTCCAAATCTTGCCTGGGGTCCATTATG
ACTCCCAAAAGTTTGACCAGAGGACCCAGGGACAAGCCTACCCCTCCAGATGAGCTTCTA
CCTCAAGCTATCGAATTTGTCAACCAATATTACGGCTCCTTCAAAGAGGCAAAAATAGAG
GAACATCTGGCCAGGGTGGAAGCGGTAACAAAGGAGATAGAAACAACAGGAACCTACCAA
CTGACGGGAGATGAGCTCATCTTCGCCACCAAGCAGGCCTGGCGCAATGCCCCACGCTGC
ATTGGGAGGATCCAGTGGTCCAACCTGCAGGTCTTCGATGCCCGCAGCTGTTCCACTGCC
CGGGAAATGTTTGAACACATCTGCAGACACGTGCGTTACTCCACCAACAATGGCAACATC
AGGTCGGCCATCACCGTGTTCCCCCAGCGGAGTGATGGCAAGCACGACTTCCGGGTGTGG
AATGCTCAGCTCATCCGCTATGCTGGCTACCAGATGCCAGATGGCAGCATCAGAGGGGAC
CCTGCCAACGTGGAATTCACTCAGCTGTGCATCGACCTGGGCTGGAAGCCCAAGTACGGC
CGCTTCGATGTGGTCCCCCTGGTCCTGCAGGCCAATGGCCGTGACCCTGAGCTCTTCGAA
ATCCCACCTGACCTTGTGCTTGAGGTGGCCATGGAACATCCCAAATACGAGTGGTTTCGG
GAACTGGAGCTAAAGTGGTACGCCCTGCCTGCAGTGGCCAACATGCTGCTTGAGGTGGGC
GGCCTGGAGTTCCCAGGGTGCCCCTTCAATGGCTGGTACATGGGCACAGAGATCGGAGTC
CGGGACTTCTGTGACGTCCAGCGCTACAACATCCTGGAGGAAGTGGGCAGGAGAATGGGC
CTGGAAACGCACAAGCTGGCCTCGCTCTGGAAAGACCAGGCTGTCGTTGAGATCAACATT
GCTGTGCTCCATAGTTTCCAGAAGCAGAATGTGACCATCATGGACCACCACTCGGCTGCA
GAATCCTTCATGAAGTACATGCAGAATGAATACCGGTCCCGTGGGGGCTGCCCGGCAGAC
TGGATTTGGCTGGTCCCTCCCATGTCTGGGAGCATCACCCCCGTGTTTCACCAGGAGATG
CTGAACTACGTCCTGTCCCCTTTCTACTACTATCAGGTAGAGGCCTGGAAAACCCATGTC
TGGCAGGACGAGAAGCGGAGACCCAAGAGAAGAGAGATTCCATTGAAAGTCTTGGTCAAA
GCTGTGCTCTTTGCCTGTATGCTGATGCGCAAGACAATGGCGTCCCGAGTCAGAGTCACC
ATCCTCTTTGCGACAGAGACAGGAAAATCAGAGGCGCTGGCCTGGGACCTGGGGGCCTTA
TTCAGCTGTGCCTTCAACCCCAAGGTTGTCTGCATGGATAAGTACAGGCTGAGCTGCCTG
GAGGAGGAACGGCTGCTGTTGGTGGTGACCAGTACGTTTGGCAATGGAGACTGCCCTGGC
AATGGAGAGAAACTGAAGAAATCGCTCTTCATGCTGAAAGAGCTCAACAACAAATTCAGG
TACGCTGTGTTTGGCCTCGGCTCCAGCATGTACCCTCGGTTCTGCGCCTTTGCTCATGAC
ATTGATCAGAAGCTGTCCCACCTGGGGGCCTCTCAGCTCACCCCGATGGGAGAAGGGGAT
GAGCTCAGTGGGCAGGAGGACGCCTTCCGCAGCTGGGCCGTGCAAACCTTCAAGGCAGCC
TGTGAGACGTTTGATGTCCGAGGCAAACAGCACATTCAGATCCCCAAGCTCTACACCTCC
AATGTGACCTGGGACCCGCACCACTACAGGCTCGTGCAGGACTCACAGCCTTTGGACCTC
AGCAAAGCCCTCAGCAGCATGCATGCCAAGAACGTGTTCACCATGAGGCTCAAATCTCGG
CAGAATCTACAAAGTCCGACATCCAGCCGTGCCACCATCCTGGTGGAACTCTCCTGTGAG
GATGGCCAAGGCCTGAACTACCTGCCGGGGGAGCACCTTGGGGTTTGCCCAGGCAACCAG
CCGGCCCTGGTCCAAGGTATCCTGGAGCGAGTGGTGGATGGCCCCACACCCCACCAGACA
GTGCGCCTGGAGGCCCTGGATGAGAGTGGCAGCTACTGGGTCAGTGACAAGAGGCTGCCC
CCCTGCTCACTCAGCCAGGCCCTCACCTACTTCCTGGACATCACCACACCCCCAACCCAG
CTGCTGCTCCAAAAGCTGGCCCAGGTGGCCACAGAAGAGCCTGAGAGACAGAGGCTGGAG
GCCCTGTGCCAGCCCTCAGAGTACAGCAAGTGGAAGTTCACCAACAGCCCCACATTCCTG
GAGGTGCTAGAGGAGTTCCCGTCCCTGCGGGTGTCTGCTGGCTTCCTGCTTTCCCAGCTC
CCCATTCTGAAGCCCAGGTTCTACTCCATCAGCTCCTCCCGGGATCACACGCCCACAGAG
ATCCACCTGACTGTGGCCGTGGTCACCTACCACACCCGAGATGGCCAGGGTCCCCTGCAC
CACGGCGTCTGCAGCACATGGCTCAACAGCCTGAAGCCCCAAGACCCAGTGCCCTGCTTT
GTGCGGAATGCCAGCGGCTTCCACCTCCCCGAGGATCCCTCCCATCCTTGCATCCTCATC
GGGCCTGGCACAGGCATCGCGCCCTTCCGCAGTTTCTGGCAGCAACGGCTCCATGACTCC
CAGCACAAGGGAGTGCGGGGAGGCCGCATGACCTTGGTGTTTGGGTGCCGCCGCCCAGAT
GAGGACCACATCTACCAGGAGGAGATGCTGGAGATGGCCCAGAAGGGGGTGCTGCATGCG
GTGCACACAGCCTATTCCCGCCTGCCTGGCAAGCCCAAGGTCTATGTTCAGGACATCCTG
CGGCAGCAGCTGGCCAGCGAGGTGCTCCGTGTGCTCCACAAGGAGCCAGGCCACCTCTAT
GTTTGCGGGGATGTGCGCATGGCCCGGGACGTGGCCCACACCCTGAAGCAGCTGGTGGCT
GCCAAGCTGAAATTGAATGAGGAGCAGGTCGAGGACTATTTCTTTCAGCTCAAGAGCCAG
AAGCGCTATCACGAAGATATCTTTGGTGCTGTATTTCCTTACGAGGCGAAGAAGGACAGG
GTGGCGGTGCAGCCCAGCAGCCTGGAGATGTCAGCGCTCTGA
GenBank Gene IDL09210
GeneCard IDNot Available
GenAtlas IDNOS2A
HGNC IDHGNC:7873
Chromosome Location17
Locus17q11.2-q12
References
  1. Sherman PA, Laubach VE, Reep BR, Wood ER: Purification and cDNA sequence of an inducible nitric oxide synthase from a human tumor cell line. Biochemistry. 1993 Nov 2;32(43):11600-5. 7692964
  2. Geller DA, Lowenstein CJ, Shapiro RA, Nussler AK, Di Silvio M, Wang SC, Nakayama DK, Simmons RL, Snyder SH, Billiar TR: Molecular cloning and expression of inducible nitric oxide synthase from human hepatocytes. Proc Natl Acad Sci U S A. 1993 Apr 15;90(8):3491-5. 7682706
  3. Charles IG, Palmer RM, Hickery MS, Bayliss MT, Chubb AP, Hall VS, Moss DW, Moncada S: Cloning, characterization, and expression of a cDNA encoding an inducible nitric oxide synthase from the human chondrocyte. Proc Natl Acad Sci U S A. 1993 Dec 1;90(23):11419-23. 7504305
  4. Maier R, Bilbe G, Rediske J, Lotz M: Inducible nitric oxide synthase from human articular chondrocytes: cDNA cloning and analysis of mRNA expression. Biochim Biophys Acta. 1994 Sep 21;1208(1):145-50. 7522054
  5. Park CS, Pardhasaradhi K, Gianotti C, Villegas E, Krishna G: Human retina expresses both constitutive and inducible isoforms of nitric oxide synthase mRNA. Biochem Biophys Res Commun. 1994 Nov 30;205(1):85-91. 7528017
  6. Hokari A, Zeniya M, Esumi H: Cloning and functional expression of human inducible nitric oxide synthase (NOS) cDNA from a glioblastoma cell line A-172. J Biochem. 1994 Sep;116(3):575-81. 7531687
  7. Guo FH, De Raeve HR, Rice TW, Stuehr DJ, Thunnissen FB, Erzurum SC: Continuous nitric oxide synthesis by inducible nitric oxide synthase in normal human airway epithelium in vivo. Proc Natl Acad Sci U S A. 1995 Aug 15;92(17):7809-13. 7544004
  8. Luss H, Li RK, Shapiro RA, Tzeng E, McGowan FX, Yoneyama T, Hatakeyama K, Geller DA, Mickle DA, Simmons RL, Billiar TR: Dedifferentiated human ventricular cardiac myocytes express inducible nitric oxide synthase mRNA but not protein in response to IL-1, TNF, IFNgamma, and LPS. J Mol Cell Cardiol. 1997 Apr;29(4):1153-65. 9160867
  9. 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
  10. McLay JS, Chatterjee P, Nicolson AG, Jardine AG, McKay NG, Ralston SH, Grabowski P, Haites NE, MacLeod AM, Hawksworth GM: Nitric oxide production by human proximal tubular cells: a novel immunomodulatory mechanism? Kidney Int. 1994 Oct;46(4):1043-9. 7532248
  11. Fujisawa H, Ogura T, Hokari A, Weisz A, Yamashita J, Esumi H: Inducible nitric oxide synthase in a human glioblastoma cell line. J Neurochem. 1995 Jan;64(1):85-91. 7528267
  12. Bloch KD, Wolfram JR, Brown DM, Roberts JD Jr, Zapol DG, Lepore JJ, Filippov G, Thomas JE, Jacob HJ, Bloch DB: Three members of the nitric oxide synthase II gene family (NOS2A, NOS2B, and NOS2C) colocalize to human chromosome 17. Genomics. 1995 Jun 10;27(3):526-30. 7558036
  13. Taylor BS, Alarcon LH, Billiar TR: Inducible nitric oxide synthase in the liver: regulation and function. Biochemistry (Mosc). 1998 Jul;63(7):766-81. 9721329
  14. Glynne PA, Darling KE, Picot J, Evans TJ: Epithelial inducible nitric-oxide synthase is an apical EBP50-binding protein that directs vectorial nitric oxide output. J Biol Chem. 2002 Sep 6;277(36):33132-8. Epub 2002 Jun 21. 12080081
  15. Hobbs MR, Udhayakumar V, Levesque MC, Booth J, Roberts JM, Tkachuk AN, Pole A, Coon H, Kariuki S, Nahlen BL, Mwaikambo ED, Lal AL, Granger DL, Anstey NM, Weinberg JB: A new NOS2 promoter polymorphism associated with increased nitric oxide production and protection from severe malaria in Tanzanian and Kenyan children. Lancet. 2002 Nov 9;360(9344):1468-75. 12433515
  16. Jia J, Arif A, Terenzi F, Willard B, Plow EF, Hazen SL, Fox PL: Target-selective protein S-nitrosylation by sequence motif recognition. Cell. 2014 Oct 23;159(3):623-34. doi: 10.1016/j.cell.2014.09.032. Epub 2014 Oct 16. 25417112
  17. Cortese-Krott MM, Kulakov L, Oplander C, Kolb-Bachofen V, Kroncke KD, Suschek CV: Zinc regulates iNOS-derived nitric oxide formation in endothelial cells. Redox Biol. 2014 Jul 16;2:945-54. doi: 10.1016/j.redox.2014.06.011. eCollection 2014. 25180171
  18. Li H, Raman CS, Glaser CB, Blasko E, Young TA, Parkinson JF, Whitlow M, Poulos TL: Crystal structures of zinc-free and -bound heme domain of human inducible nitric-oxide synthase. Implications for dimer stability and comparison with endothelial nitric-oxide synthase. J Biol Chem. 1999 Jul 23;274(30):21276-84. 10409685
  19. Fischmann TO, Hruza A, Niu XD, Fossetta JD, Lunn CA, Dolphin E, Prongay AJ, Reichert P, Lundell DJ, Narula SK, Weber PC: Structural characterization of nitric oxide synthase isoforms reveals striking active-site conservation. Nat Struct Biol. 1999 Mar;6(3):233-42. 10074942
  20. Sjoblom T, Jones S, Wood LD, Parsons DW, Lin J, Barber TD, Mandelker D, Leary RJ, Ptak J, Silliman N, Szabo S, Buckhaults P, Farrell C, Meeh P, Markowitz SD, Willis J, Dawson D, Willson JK, Gazdar AF, Hartigan J, Wu L, Liu C, Parmigiani G, Park BH, Bachman KE, Papadopoulos N, Vogelstein B, Kinzler KW, Velculescu VE: The consensus coding sequences of human breast and colorectal cancers. Science. 2006 Oct 13;314(5797):268-74. Epub 2006 Sep 7. 16959974
  21. Dhillon SS, Mastropaolo LA, Murchie R, Griffiths C, Thoni C, Elkadri A, Xu W, Mack A, Walters T, Guo C, Mack D, Huynh H, Baksh S, Silverberg MS, Brumell JH, Snapper SB, Muise AM: Higher activity of the inducible nitric oxide synthase contributes to very early onset inflammatory bowel disease. Clin Transl Gastroenterol. 2014 Jan 16;5:e46. doi: 10.1038/ctg.2013.17. 24430113