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Search for primary sequence

Enter sequence: AND
OR
-5 -4 -3 -2 -1 0 1 2 3 4 5
 N 

Amino acids - use one letter code:    P G A V L I M F Y W S T C N Q D E K R H

Predefined groups:    
  • fbg:   GAV
  • fbs:   AV
  • aro:   YFW
  • fbv:   VLIM
  • fbl:   LIM
  • flo:   ST
  • fln:   NQ
  • aci:   DE
  • bas:   RKH

Or you can use any combination up to 3 amino acids (ex: GAVLM)

Cross search - secondary structure

Enter secondary structure:  
-5 -4 -3 -2 -1 0 1 2 3 4 5
Secondary structure's symbols:
H
E
T
S
C
G
I
B
 helix
extended
turn
bend
random coil
3/10 helix
pi helix
beta bridge

Or you can use any combination up to 5 symbols (ex: HST)