RCSB PDB - SME Ligand Summary Page

Chemical Component Summary
Name	METHIONINE SULFOXIDE
Identifiers	(2S)-2-amino-4-[(R)-methylsulfinyl]butanoic acid
Formula	C₅ H₁₁ N O₃ S
Molecular Weight	165.21
Type	L-PEPTIDE LINKING
Isomeric SMILES	C[S@@](=O)CC[C@H](N)C(O)=O
InChI	InChI=1S/C5H11NO3S/c1-10(9)3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-,10+/m0/s1
InChIKey	QEFRNWWLZKMPFJ-ZXPFJRLXSA-N

Chemical Details
Formal Charge	0
Atom Count	21
Chiral Atom Count	2
Bond Count	20
Aromatic Bond Count	0

Drug Info: DrugBank

DrugBank ID	DB02235
Name	L-methionine (R)-S-oxide
Groups	experimental
Synonyms	L-methionine (R)-S-oxide Methionine Sulfoxide
Categories	Amino Acids Amino Acids, Essential Amino Acids, Neutral Amino Acids, Peptides, and Proteins Amino Acids, Sulfur Sulfur Compounds
CAS number	62697-73-8

Drug Targets

Name	Target Sequence	Pharmacological Action
Protease	MRKKKKVFLSVLSAAAILSTVALSNPSAGGARNFDLDFKGIQTTTDAKGF...	unknown
Amyloid beta A4 protein	MLPGLALLLLAAWTARALEVPTDGNAGLLAEPQIAMFCGRLNMHMNVQNG...	unknown
Catalase	MEHQKTTPHATGSTRQNGAPAVSDRQSLTVGSEGPIVLHDTHLLETHQHF...	unknown

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