LEU

LEUCINE

Created:	1999-07-08
Last modified:	2024-09-27

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109 entries where LEU is found as a standalone ligand28 entries where LEU is covalently linked to polymer or other heterogen groups 223,044 entries where LEU is found in a polymer sequence

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Chemical Details
Formal Charge	0
Atom Count	22
Chiral Atom Count	1
Bond Count	21
Aromatic Bond Count	0

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Chemical Component Summary
Name	LEUCINE
Systematic Name (OpenEye OEToolkits)	(2S)-2-amino-4-methyl-pentanoic acid
Formula	C₆ H₁₃ N O₂
Molecular Weight	131.173
Type	L-PEPTIDE LINKING

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	10.04	O=C(O)C(N)CC(C)C
SMILES	CACTVS	3.341	CC(C)C[CH](N)C(O)=O
SMILES	OpenEye OEToolkits	1.5.0	CC(C)CC(C(=O)O)N
Canonical SMILES	CACTVS	3.341	CC(C)C[C@H](N)C(O)=O
Canonical SMILES	OpenEye OEToolkits	1.5.0	CC(C)C[C@@H](C(=O)O)N
InChI	InChI	1.03	InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1
InChIKey	InChI	1.03	ROHFNLRQFUQHCH-YFKPBYRVSA-N

Drug Info: DrugBank

DrugBank ID	DB00149
Name	Leucine
Groups	nutraceutical investigational
Description	An essential branched-chain amino acid important for hemoglobin formation.
Synonyms	(2S)-2-Amino-4-methylpentanoic acid (2S)-alpha-2-Amino-4-methylvaleric acid Leucine L (2S)-alpha-Leucine (S)-(+)-Leucine L-Leuzin (S)-Leucine L-Leucin Leu L-Leucine hydrochloride 2-Amino-4-methylvaleric acid L-Leucine
Brand Names	Aminosyn 8.5% Aminosyn II 8.5% Injection 4.25% Amino Acid Injection Without Electrolytes In 20% Dextrose Quickmix Aminosyn-PF 4.25%travasol Amino Acid InJ.W.elecw.5%dex. Olimel 3.3% E FreAmine HBC Travasol Amino Acid Inj 5.5% Smofkabiven Peripheral Vamin N 4.25% Travasol Amino Acid Without Electrolytes In 5% Dextrose Quickmix 2.5% Travasol Amino Acid Injection With Electrolytes In 10% Dextrose Aminosyn 5% 4.25%trav. Amino Acid InJ.W.O.elect.5%dext. Novamine Aminosyn II 8.5% With 50% Dextrose Olimel 4.4% E FreAmine III Smofkabiven 4.25% Travasol Amino Acid Injection Without Electrolytes In 20% Dextrose Olimel 5.7% E Aminosyn 3.5% M 4.25% Travasol Amino Acid Injection With Electrolytes In 20% Dextrose 2.75%travasol Amino Acid InJ.W.eleC.W.5%dex. Aminosyn II 5% Inj HepatAmine Travasol Amino Acid Inj 8.5% Smofkabiven Extra Nitrogen Travasol 2.5%travasol Amino Acid InJ.W.eleC.W.25%dex TrophAmine Olimel 7.6% 2.75% Travasol Amino Acid Injection With Electrolytes In 25% Dextrose Quickmix Olimel 4.4% Clinimix E Bcaa 4% Inj Primene 10% 8.5% Freamine III Aminosyn II with Electrolytes ASCE plus Derma Signal Kit SRLV S ASCE plus Derma Signal Kit SRLV Nephramine Liq IV Aminosyn II 10% With Electrolytes Clinimix ExoSCRT Derma Signal SRLV Vial 2. Diluent Plenamine 2.75% Travasol Amino Acid Injection With Electrolytes In 5% Dextrose Quickmix Aminosyn HF Kabiven Primene Olimel 5.7% RenAmin Aminosyn 20% Prosol Quick Mix 2.5% Travasol Aa With Electrolytes With 25% Dextrose Injec Primene 10%-liq IV Hepatasol Premasol - sulfite-free (Amino Acid) Aminosyn II with Electrolytes in Dextrose with Calcium 4.25% Travasol Amino Acid Injection Without Electrlytes In 10% Dextrose 4.25% Travasol Amino Acid Injection With Electrolytes In 20% Dextrose Quickmix Aminosyn-PF 7% ExoSCRT Derma Signal Kit SRLV Olimel 7.6% E Vamin 18 Electrolyte-free Aminosyn II 8.5% M In 20% Dextrose (dual Chamber) ProSol Aminosyn 7% 2.5% Travasol Amino Acid Injection Without Electrolytes In 10% Dextrose Quickmix Travasol Inj Without Electrolytes 8.5% 5% Travasol Amino Acid Injection With Electrolytes In 20% Dextrose 4.25% Travasol Amino Acid Injection With Electrolytes In 5% Dextrose Quickmix Aminosyn II 7% With 50% Dextrose 2.5% Travasol Amino Acid Injection With Electrolytes In 10% Dextrose Clinimix Aminosyn II 7% M In 10% Dextrose(dual Chamber) Renamin (amino Acids) Injection Perikabiven ProcalAmine Travasol E Aminosyn II 7% Injection Aminosyn II and Dextrose Aminosyn RF Injection Periolimel 2.5% E NephrAmine Aminosyn 10% W Electrolytes 4.25% Travasol Amino Acid Injection With Electrolytes In 10% Dextrose 2.75% Travas. Amino Acid InJ.W.elecw.25%dex Aminosyn Sulfite Free Aminosyn II In Dextrose Injection Clinisol Clinimix 2.5% Travasol Aa Without Electrolytes In 10% Dextrose Injec Aminosyn 8.5% Injection With Electrolytes 5% Travasol Amino Acid Injection Without Electrolytes In 25% Dextrose Aminosyn II 5% Travasol Amino Acid Injection Without Electrolytes In 20% Dextrose 4.25% Travasol Amino Acid Injection With Electrolytes In 25% Dextrose BranchAmin Travasol Inj Without Electrolytes 5.5% Aminosyn II in Dextrose Smofkabiven Electrolyte Free 4.25% Travasol Amino Acid Injection Without Electrolytes In 25% Dextrose Aminosyn II 7% With 10% Dextrose Aminosyn RF Nutrineal Pd4 Essepna ExoSCRT Derma Signal SRLV Vial 1. Lyophilized Synthamin Smofkabiven Extra Nitrogen Electrolyte Free Aminosyn-PF 10%
Indication	Indicated to assist in the prevention of the breakdown of muscle proteins that sometimes occur after trauma or severe stress.
Categories	Amino Acids Amino Acids, Branched-Chain Amino Acids, Essential Amino Acids, Peptides, and Proteins Dietary Supplements Proteinogenic Amino Acids Supplements
CAS number	61-90-5

Drug Targets

Name	Target Sequence	Pharmacological Action	Actions
Probable leucine--tRNA ligase, mitochondrial	MASVWQRLGFYASLLKRQLNGGPDVIKWERRVIPGCTRSIYSATGKWTKE...	unknown
Leucine carboxyl methyltransferase 2	MGPRSRERRAGAVQNTNDSSALSKRSLAARGYVQDPFAALLVPGAARRAP...	unknown
Leucine carboxyl methyltransferase 1	MATRQRESSITSCCSTSSCDADDEGVRGTCEDASLCKRFAVSIGYWHDPY...	unknown
Leucine--tRNA ligase, cytoplasmic	MAERKGTAKVDFLKKIEKEIQQKWDTERVFEVNASNLEKQTSKGKYFVTF...	unknown
Branched-chain-amino-acid aminotransferase, mitochondrial	MAAAALGQIWARKLLSVPWLLCGPRRYASSSFKAADLQLEMTQKPHKKPG...	unknown
Branched-chain-amino-acid aminotransferase, cytosolic	MKDCSNGCSAECTGEGGSKEVVGTFKAKDLIVTPATILKEKPDPNNLVFG...	unknown
Monocarboxylate transporter 10	MVLSQEEPDSARGTSEAQPLGPAPTGAAPPPGPGPSDSPEAAVEKVEVEL...	unknown	inhibitor
Monocarboxylate transporter 8	MALQSQASEEAKGPWQEADQEQQEPVGSPEPESEPEPEPEPEPVPVPPPE...	unknown	substrate
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Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison T, Liu P, Ly S, Frolkis A, Pon A, Banco K, Mak C, Neveu V, Djoumbou Y, Eisner R, Guo AC, Wishart DS. Nucleic Acids Res. 2011 Jan; 39 (Database issue):D1035-41. | PMID:21059682

Related Resource References

Resource Name	Reference
PubChem	6106, 7045798
ChEMBL	CHEMBL291962
ChEBI	CHEBI:57427, CHEBI:15603
CCDC/CSD	CADPEF, CADPAB, CEGKOQ, GOWCAW, FEQYUW, GOWBUP, POVYUV, AXUTIX, DLLEUC02, ZIPCOT01, WAKYAJ, ZIPCOT, URODEL, SETTOB, VUKQAV01, GUQKEK, NOFWUA, HAGZUL, PATPUV, VUKQAV03, VUKQAV02, NOFXEL, NOFXAH, CADLEA, VUKQAV04, VUKQAV05, VUKQAV06, VUKQAV08, VUKQAV09, FITNIF, VUKQAV07, AHOHIQ, GOWBOJ, DLLEUC, KERMUP, YIGMIM, ZINDEI, DLLEUC03, VUKQAV, ZATMUG, ZATJOX, WIPQOE01, ZATNER, SAJYUB, ZATNAN
COD	4501604