• PDB ID : 1BE2
• Experimental method : NMR, 10 structures.
• Organism and organ : Hordeum vulgare (organism) and seeds (organ).
• Location of its four helixs : Gly4 -- Gly19

                                              Glu26 -- Gln37
                                              Ser41 -- Arg56
                                              Leu63 -- Cy 73
• Positions of  four disulfide bonds : Cys3--Cys50

                                                         Cys13--Cys27
                                                         Cys28--Cys73
                                                         Cys48--Cys87
• Chemical formula of the ligand : C₁₆H₃₁O₂

3. Cartoon structure with its four disulfide bonds in yellow color :

4.  The bond length of each disulfide bond and the average bond length :

(1)  Cys3--Cys50 : 2.01 anstron        Cys13--Cys27 : 2.01 anstron        Cys28--Cys73 : 2.01 anstron        Cys48--Cys87 : 2.01 anstron  (2) The average is 2.01 anstron.

5. Residues within 3.0 angstrom of carboxylic group of ligand :

Leu14     Ile69     Ile81     Val17     Tyr16     Cys13