INTERNATIONAL UNION OF BIOCHEMISTRY AND MOLECULAR BIOLOGY

Recommendations on Biochemical & Organic Nomenclature, Symbols & Terminology etc.
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Contents

WWW version of IUBMB Nomenclature Committee recommendations

The full text and structural formulae of the following nomenclature recommendations are available.

IUBMB Enzyme Nomenclature. Recommendations 1992

List of recommended names:

EC 1.1 to EC 1.3 and EC 1.4 to EC 1.97 (oxidoreductases)
EC 2.1 to EC 2.4.1 and EC 2.4.2 to EC 2.9 (transferases)
EC 3.1 to EC 3.3 and EC 3.4 to EC 3.12 (hydrolases)
EC 4 (lyases)
EC 5 (isomerases)
EC 6 (ligases)
Full details for:
EC 1 oxidoreductases
EC 2 transferases
EC 3 hydrolases
EC 4 lyases
EC 5 isomerases
EC 6 ligases
Supplements:
Supplement 1 (1993) (Eur. J. Biochem., 1994 223, 1-5)
Supplement 2 (1994) (Eur. J. Biochem., 1995 232, 1-6)
Supplement 3 (1995) (Eur. J. Biochem., 1996 237, 1-5)
Supplement 4 (1997) (Eur. J. Biochem., 1997, 250, 1-6)
Supplement 5 (1999) (Eur. J. Biochem., 1999, 264, 610-650)
Supplement 6 (2000)
Supplement 7 (2001)
Supplement 8 (2002)
Supplement 9 (2003)
Supplement 10 (2004)
Supplement 11 (2005)
Supplement 12 (2006)
Supplement 13 (2007)
Supplement 14 (2008)
Supplement 15 (2009)
Supplement 16 (2010)
Supplement 17 (2011)
Supplement 18 (2012)
Supplement 19 (2013)
Supplement 20 (2014)
Supplement 21 (2015)
Supplement 22 (2016)
Supplement 23 (2017)
Proposed additional new enzymes and corrections. New June 2017

Reaction diagrams are available for many enzymes

IUB Nomenclature of multienzymes. Recommendations 1989, Eur. J. Biochem., 1989, 185, 485-486; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 107-108.

IUB Nomenclature of Multiple Forms of Enzymes. Recommendations 1976, Arch. Biochem. Biophys., 1978, 185, 1-3; Biochem. J., 1978, 171, 37-39; Eur. J. Biochem., 1978, 82,1-3; J. Biol. Chem., 1977, 252, 5939-5941; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 93-95.

IUB Symbolism and terminology in enzyme kinetics. Recommendations 1981, Arch. Biochem. Biophys., 1983, 224, 732-740; Biochem. J., 1983, 213, 561-571; Eur. J. Biochem., 1982, 128, 281-291 (correction 1993, 213, 1); Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 96-106.

IUB Nomenclature for Incompletely Specified Bases in Nucleic Acid Sequences Recommendations 1984, Biochem. J., 1985, 229, 281-286; Eur. J. Biochem., 1985, 150, 1-5; J. Biol. Chem., 1986, 261, 13-17; Mol. Biol. Evol., 1986, 3, 99-108; Nucl. Acids Res., 1985, 13, 3021-3030; Proc. Nat. Acad. Sci. (U. S.), 1986, 83, 4-8; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 122-126.

IUBMB A nomenclature of junctions and branchpoints in nucleic acids, recommendations 1994, Eur. J. Biochem., 1995, 230, 1-2; J. Mol. Biol.. 1996, 255, 554-555; Nucleic Acid Res.. 1995, 23, 3363-3364.

IUB Numbering of atoms in myo-inositol. Recommendations 1988, Biochem.J., 1989, 258, 1-2; Eur. J. Biochem., 1989, 180, 485-486; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 156-157.

IUB Nomenclature of electron-transport proteins. Recommendations 1989, Biochim. Biophys. Acta, 1991, 1060, vii-xix; Eur. J. Biochem., 1991, 200, 599-611 (correction 1993, 213, 2-3); J. Biol. Chem. 1992, 267, 665-677; Enzyme Nomenclature 1992, p. 534-561.

IUBMB Prokaryotic and eukaryotic translation factors. Recommendations 1995, Biochimie 1996, 78, 1119-1122.

IUBMB Membrane Transport Proteins. Recommendations 2002. (electronic only)

WWW version of IUPAC IUBMB Joint Commission on Biochemical Nomenclature recommendations

Amino acids, peptides and proteins

IUPAC-IUB Nomenclature of Amino Acids and Peptides published in Biochem. J., 1984, 219, 345-373; Eur. J. Biochem., 1984, 138, 9-37; 1985, 152, 1; Internat. J. Pept. Prot. Res., 1984, 24, following p 84; J. Biol. Chem., 1985, 260, 14-42; Pure Appl. Chem., 1984, 56, 595-624; Amino Acids and Peptides, 1985, 16, 387-410; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 39-67.

IUPAC-IUB Abbreviations and Symbols for the Description of the Conformation of Polypeptide Chains. Tentative Rules (1969), Arch. Biochem. Biophys. 1971, 145, 405-421; Biochem. J., 1971, 121, 577-585; Biochemistry, 1971, 9, 3471-3479; Biochim. Biophys. Acta 1971, 229, 1-17; Eur. J. Biochem., 1969, 17, 193-201; J. Biol. Chem., 1970, 245, 6489-6497; J. Mol. Biol., 1970, 52, 1-17; Pure Appl. Chem., 1974, 40, 291-308; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 73-81.

IUPAC-IUB Nomenclature of peptide hormones (1974), Biochem. J., 1975, 151, 1-4; Biochemistry, 1975, 14, 2559-2560; Biochim. Biophys. Acta 1975, 404, 152-155; Eur. J. Biochem., 1975, 55, 485-486; J. Biol. Chem., 1975, 250, 3215-3216; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 82-83.

IUPAC-IUB Abbreviated nomenclature of synthetic polypeptides - Polymerised amino acids (1971), Arch. Biochem. Biophys. 1972, 151, 597-602; Biochem. J., 1972, 127, 753-756; Biochemistry, 1972, 11, 942-944; Biochim. Biophys. Acta 1972, 278, 211-217; Biopolymers, 1972, 11, 321-327; Eur. J. Biochem., 1972, 26, 301-304; J. Biol. Chem., 1972, 247, 323-325; Pure Appl. Chem., 1978, 33, 437-444; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 70-72.

IUPAC-IUB Nomenclature of glycoproteins, glycopeptides and peptidoglycans. Recommendations 1985, Eur. J. Biochem., 1986, 159, 1-6; 1989, 185, 485;Glycoconjugate J., 1986, 3, 123-134; J. Biol. Chem., 1987, 262, 13-18; Pure Appl. Chem., 1988, 60, 1389-1394; Amino Acids and Peptides, 1990, 21, 329-334; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 84-89.

Carbohydrates, cyclitols, etc

IUPAC-IUBMB Nomenclature of Carbohydrates. Recommendations 1996, Adv. Carbohydr. Chem. Biochem., 1997, 52, 43-177; Carbohydr. Res., 1997, 297, 1-90; J. Carbohydr. Chem., 1997, 16, 1191-1280; Pure Appl. Chem. 1996, 68, 1919-2008.

IUPAC-IUB Symbols for Specifying the Conformation of Polysaccharide Chains. Recommendations 1981, Eur. J. Biochem., 1983, 131, 5-7; Pure Appl. Chem., 1983, 55, 1269-1272; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 177-179.

IUPAC-IUB Nomenclature of cyclitols (1973), Biochem. J., 1976, 153, 23-31; Eur. J. Biochem., 1975, 57, 1-7; Pure Appl. Chem., 1974, 37, 283-297; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 149-155.

See also Numbering of atoms in myo-inositol. Recommendations 1988 listed above.

IUPAC-IUBMB Nomenclature of glycolipids. Recommendations 1997, Carbohydr. Res., 1998, 312, 167-175; Eur. J. Biochem., 1998, 257, 293-298;Pure Appl. Chem., 1997, 69, 2475-2487.

See also Nomenclature of glycoproteins, glycopeptides and peptidoglycans. Recommendations 1985 listed above.

Lipids, etc

IUPAC-IUB Nomenclature of lipids (1976), Biochem. J., 1978, 171, 21-35; Chem. Phys. Lipids, 1978, 21, 159-173; Eur. J. Biochem., 1977, 79, 11-21; Hoppe-Seyler's Z. Physiol. Chem., 1977, 358, 617-631; J. Lipid Res., 1978, 19, 114-128; Lipids, 1977, 12, 455-468; Mol. Cell. Biochem., 1977, 17, 157-171; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 180-190.

IUPAC-IUB Nomenclature of steroids, Recommendations 1989, Eur. J. Biochem., 1989, 186, 429-458; 1993, 213, 2; Pure Appl. Chem., 1989, 61, 1783-1822; Dictionary of Steroids (Hill, R.A., Kirk, D.N., Makin, H.L.J. and Murphy, G.M., eds) Chapman and Hall, London, 1991, pp xxx-lix; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 192-221.

IUPAC-IUB Nomenclature of vitamin D. Recommendations 1981, Arch. Biochem. Biophys., 1982, 218, 342-346; Endokrinol. Inform., 1982(2), 53-62; Eur. J. Biochem., 1982, 124, 223-227; Mol. Cell. Biochem., 1982, 49, 177-181; Pure Appl. Chem., 1982, 54, 1511-1516; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 242-246.

IUPAC-IUB Nomenclature of carotenoids (1970) and amendments (1974), Biochem. J., 1972, 127, 741-752; 1975, 151, 5-7; Biochemistry, 1971, 10, 4827-4837; 1975, 14, 1803; Eur. J. Biochem., 1972, 25, 397-408; 1975, 57, 317-318; J. Biol. Chem., 1972, 247, 2633-2643; Pure Appl. Chem., 1975, 41, 405-431; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 226-238.

IUPAC-IUB Nomenclature of retinoids. Recommendations 1981, Arch. Biochem. Biophys., 1983, 224, 728-731; Eur. J. Biochem., 1982, 129, 1-5; J. Biol. Chem., 1983, 258, 5329-5333; Pure Appl. Chem., 1983, 55, 721-726; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 247-251.

IUPAC-IUB Nomenclature of tocopherols and related compounds. Recommendations 1981, Arch. Biochem. Biophys., 1982, 218, 347-348; Eur. J. Biochem., 1982, 123, 473-475; Mol. Cell. Biochem., 1982, 49, 183-185; Pure Appl. Chem., 1982, 54, 1507-1510; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 239-241.

IUPAC-IUB Nomenclature of prenols. Recommendations 1986, Eur. J. Biochem., 1987, 167, 181-184; J. Biol. Chem., 1988, 263, 601-604; Pure Appl. Chem., 1987, 59, 683-689; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 252-255.

IUPAC-IUB Nomenclature of Phosphorus-Containing Compounds of Biochemical Importance Recommendations 1976, Biochem. J., 1978, 171, 1-19; Eur. J. Biochem., 1977, 79, 1-9; Hoppe-Seyler's Z. Physiol. Chem., 1977, 358, 599-616; Proc. Natl Acad. Sci. USA, 1977, 74, 2222-2230; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 256-264 .

IUPAC-IUB Nomenclature of quinones with isoprenoid side chains (1973), Arch. Biochem. Biophys., 1974, 165, 1-5; Biochem. J., 1975, 147, 15-21; Biochim. Biophys. Acta 1975, 387, 397-401; Eur. J. Biochem., 1975, 53, 15-18; Pure Appl. Chem., 1974, 38, 439-447; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 222-225.

See also Nomenclature of glycolipids. Recommendations 1997 listed above.

Nucleotides, nucleic acids, etc

IUPAC-IUB Abbreviations and symbols for nucleic acids, polynucleotides and their constituents (1970), Arch. Biochem. Biophys. 1971, 145, 425-436; Biochem. J., 1971, 120, 449-454; Biochemistry, 1971, 9, 4022-4027; Biochim. Biophys. Acta 1971, 247, 1-12; Eur. J. Biochem., 1970, 15, 203-208; 1972, 25, 1; J. Biol. Chem., 1970, 245, 5171-5176; J. Mol. Biol., 1971, 55, 299-310; Pure Appl. Chem., 1974, 40, 277-290; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 109-114.

IUPAC-IUB Abbreviations and Symbols for the Description of Conformations of Polynucleotide Chains. Recommendations 1982, Eur. J. Biochem., 1983, 131, 9-15; Proceedings of the 16th Jerusalen Symposium "Nucleic Acids, the Vectors of Life" (edited B Pullman and J Jortner) 1983, 559-565; Pure Appl. Chem., 1983, 55, 1273-1280; and in Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pp 115-121.

See also Nomenclature for Incompletely Specified Bases in Nucleic Acid Sequences Recommendations 1984 listed above.

See also A nomenclature of junctions and branchpoints in nucleic acids, recommendations 1994 listed above.

Miscellaneous

IUPAC-IUB Nomenclature and symbols for folic acid and related compounds. Recommendations 1986, Eur. J. Biochem., 1987, 168, 251-253; J. Biol. Chem., 1987, 263, 605-607; Pure Appl. Chem., 1987, 59, 833-836; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 266-268.

IUPAC-IUB Nomenclature for Vitamins B-6 and Related Compounds. Recommendations 1973, Arch. Biochem. Biophys., 1974, 162, 1-5; Biochem. J., 1974, 137, 417-421; Biochemistry, 1974, 13, 1056-1058; Biochim. Biophys. Acta, 1974, 354, 155-159; Eur. J. Biochem., 1973, 40, 325-327; Pure Appl. Chem., 1973, 33, 445-452; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 269-271.

IUPAC-IUB Nomenclature of corrinoids (1973), Arch. Biochem. Biophys., 1974, 161(2), iii-xi; Biochem. J., 1975, 147, 1-10; Biochemistry, 1974, 13, 1555-1560; Eur. J. Biochem., 1974, 45, 7-12; Pure Appl. Chem., 1976, 48, 495-502; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 272-277.

IUPAC-IUB The nomenclature of tetrapyrroles. Recommendations 1986, Eur. J. Biochem., 1988, 178, 277-328; Pure Appl. Chem., 1987, 59, 779-832; Biochemical Nomenclature and Related Documents, 2nd edition, Portland Press, 1992, pages 278-329.

IUPAC-IUBMB Recommendations for nomenclature and tables in biochemical thermodynamics. Recommendations 1994, Eur. J. Biochem., 1996, 240, 1-14; 242, 433; Pure Appl. Chem. 1994, 66, 1641-1666. Revised version: Recommendations for Terminology and Databases for Biochemical Thermodynamics (Recommendations 2009)

IUPAC-IUBMB Nomenclature of Lignans and Neolignans Recommendations 2000, Pure Appl. Chem., 2000, 72, 1493-1523.

Newsletters

Extracts from IUPAC-IUBMB Newsletters 1980-1992

IUPAC-IUBMB Newsletter 1996, Arch. Biochem. Biophys., 1997, 344, 242-252; Biochem. Educ., 1998, 26, 30-33; Biochem. J., 1997, 327, 311-319; Biochem. Mol. Biol. Internat., 1997, 43, 1151-1156*; Chem. Internat., 1997, 19, 116-119*; Eur. J. Biochem., 1997, 247, 733-739; Folia Microbiol., 1998, 43, 3-6*; J. Mol. Biol., 1998, 275, 527-537.

IUPAC-IUBMB Newsletter 1999, Eur. J. Biochem., 1999, 264, 607-609

IUPAC-IUBMB Newsletter 2004

IUPAC-IUBMB Newsletter 2009

WWW version of other nomenclature documents

IUPAC Nomenclature of Organic Chemistry, Section F: Natural Products and Related Compounds. Recommendations 1999, Pure Appl. Chem., 1999, 71, 587-643. Corrections and Modifications (2004), Pure Appl. Chem., 2004, 76, 1283-1292.

IUPAC Glossary of class names of organic compounds and reactive intermediates based on structure. Recommendations 1995, Pure Appl. Chem., 1995 67, 1307-1375.

IUPAC Glossary of terms used in physical organic chemistry. Recommendations 1994, Pure Appl. Chem., 1994, 66, 1077-1184.

IUPAC Basic terminology of stereochemistry. Recommendations 1996, Pure Appl. Chem., 1996, 68, 2193-2222.

IUPAC Glossary of terms used in bioinorganic chemistry. Recommendations 1997, Pure Appl. Chem., 1997, 69, 1251-1303.

IUPAC Glossary of terms used in medicinal chemistry. Recommendations 1998, Pure Appl. Chem., 1998, 70, 1129-1143.

IUPAC Nomenclature of fused ring and bridged fused ring systems. Recommendations 1998, Pure Appl. Chem., 1998, 70, 143-216.

IUPAC Extension and Revision of the von Baeyer System for Naming Polycyclic Compounds (Including Bicyclic Compounds). Recommendations 1999, Pure Appl. Chem., 1999, 71, 513-529.

IUPAC Extension and Revision of the Nomenclature for Spiro Compounds. Recommendations 1999, Pure Appl. Chem., 1999, 71, 531-558.

IUPAC Phane Nomenclature, Part I: Phane Parent Names. Recommendations 1998, Pure Appl. Chem., 1998, 70, 1513-1545.

IUPAC Phane nomenclature. Part II. Modification of the degree of hydrogenation and substitution derivatives of phane parent hydrides. IUPAC Recommendations 2002, Pure Appl. Chem., 2002, 74, 809-834. New

IUPAC Revision of the extended Hantzsch-Widman system of nomenclature for heteromonocycles. Recommendations 1982, Pure Appl. Chem., 1983, 55, 409-416.

IUPAC Treatment of variable valence in organic nomenclature (lambda convention). Recommendations 1983, Pure Appl. Chem., 1984, 56, 769-778.

IUPAC Nomenclature for cyclic organic compounds with formal contiguous double bonds (the delta-convention). Recommendations 1988, Pure Appl. Chem., 1988, 60, 1395-1401.

IUPAC Extension of rules A-1.1 and A-2.5 concerning numerical terms used in organic chemical nomenclature. Recommendations 1986, Pure Appl. Chem., 1986, 58, 1693-1696 [numerical terms to 9999].

IUPAC Nomenclature of Organic Chemistry, Section H: Isotopically Modified Compounds. Recommendations 1978, Pure Appl. Chem., 1979, 51, 353-380.

IUPAC Revised nomenclature for radicals, ions, radical ions and related species. Pure Appl. Chem., 1993, 65, 1357-1455.

IUPAC Nomenclature for the C60-Ih and C70-D5h(6) Fullerenes.IUPAC Recommendations 2002, Pure Appl. Chem., 2002, 74, 629-695. NEW

IUPAC Numbering of Fullerenes (IUPAC Recommendations 2004), Pure Appl. Chem., 2005, 77, 843-923. NEW

IUPAC Nomenclature of Regular Single-Strand Organic Polymers (IUPAC Recommendations 2002) Pure Appl. Chem., 2002, 74, 1921-1956. NEW

IUPAC 2013 values for atomic weights published in Pure Appl. Chem., 2013, 85, 1047-1078 and changes for 2013; verfication of the discovery of elements 113, 115, 117 and 118; temporary names for elements with atomic number greater than 100 (Pure Appl. Chem., 1979, 51, 381-384); and Periodic Table.

IUPAC Parameters and Symbols for Use in Nuclear Magnetic Resonance

For details of the documents converted see "What's Here and What's New".

A Map of Usage Statistics shows the number of records per million population from 234 countries based on about 13800000 records from February 1996 to January 2013. There is a world map and a more detailed map of Europe, detailed statistics by document for each complete year, and by country.

Bibliographic data on nomenclature publications

Nomenclature recommendations of the IUPAC-IUBMB Joint Commission on Biochemical Nomenclature and the IUBMB Nomenclature Committee.

List of IUPAC nomenclature recommendations and related documents.

List of IUPAC books on nomenclature recommendations and related documents.

IUPAC Gold Book Compendium of Chemical Terminology, Blackwell Scientific Publications, Second edition, 1997. Edited by A D McNaught and A Wilkinson [ISBN 0-8-654-26848].

IUPAC Corrections to 'A Guide to IUPAC Nomenclature of Organic Compounds, Recommendations 1993' Pure Appl. Chem., 1999, 71, 1327-1330.

Contents, further details, other versions of the documents and translations:

Biochemical Nomenclature and Related Documents
Compendium of Macromolecular Nomenclature;
Nomenclature of Organic Chemistry, Sections A, B, C, D, E, F, and H
A Guide to IUPAC Nomenclature of Organic Chemistry
IUPAC Corrections to 'A Guide to IUPAC Nomenclature of Organic Chemistry, Recommendations1993' Pure Appl. Chem., 1999, 71, 1327-1330.

List of IUPAC organic chemistry recommendations and related documents:

Nomenclature recommendations of the IUPAC Organic Chemistry Division.

Nomenclature recommendations of the IUPAC Inorganic Chemistry Division.

IUPAC recommendations from the Commission on Macromolecular Nomenclature

Details of Provisional IUPAC nomenclature recommendations


Last updated 7 June 2017.

Change to IUPAC Nomenclature Home Page for chemical nomenclature.