It is not length of life, but depth of life.

-Ralph W. Emerson
CISAA : : A Complete Information System of Amino Acids
   


METHIONINE

Serial no.

Property

Description/Value

1

Symbol

Met (M)

2

Molecular formula

C5H11NO2S

3

Molecular weight

149.21

4

Systematic name

(S)-2-amino-4-(methylsulfanyl)-butanoic acid

5

Synonyms

(S)-2-amino-4-(methylsulfanyl)- butanoic acid

6

Isoelectric point

5.74

7

pKa

2.28

8

pKb

9.21

9

pKx

-

10

CAS registry number

63-68-3

11

Melting point

281 °C

12

Interaction mode

Van der waals

13

Potential side chain H-bonds

0

14

Hydrophobicity

0.811

15

Genetic codes

AUG

16

Standard codon(s)

AUG

17

SMILES

C(N)(C(=O)O)CCSC

18

Physical properties

Non polar (Hydrophobic)

19

Chemical properties

Sulfur containing

20

Side chain flexibility

High

 

 

 

Structure : Properties

Back