Primary SecondaryTertiary Quaternary THVLPFEKINEGFDLLRSGESI
+Condensation reaction N C 1.32 " C-N ~ 1.45 " > 1.32 " > C=N
~ 1.27 " Tetrahedral Trigonal N C O C N H R1 R2 R1 R2 trans cis N N
C CLASH C C# C# C# C# R1 R2 R1 R2 trans cis N N C CLASH C N N C C
R1 R2 R1 R2 trans cis ! (phi)" (psi) 180 -180 0 1800-180
"#$%&'(")& ! (phi)" (psi) 180 -180 0 1800-180 ! (phi)"
(psi) 180 -180 0 1800-180 # ! (phi)" (psi) 180 -180 0 1800 # !
(phi)" (psi) 180 -180 0 1800 #n n+4 ! (phi)" (psi) 180 -180 0 1800
# ! (phi)" (psi) 180 -180 0 1800 # ! (phi)" (psi) 180 -180 0 1800 #
! (phi)" (psi) 180 -180 0 1800-180 $ # # $ ! (phi)" (psi) 180 -180
0 180 0 N C N C C N N C *+,+-./+* /0 1.203 N C # $ # $ ! (phi)"
(psi) 180 -180 0 180 0 # $ # $ ! (phi)" (psi) 180 -180 0 180 0
*+,+-./+* /0 1.203 # $ # $ ! (phi)" (psi) 180 -180 0 180 0 ! (phi)"
(psi) 180 -180 0 1800-180 # $ # $ ! (phi)" (psi) 180 -180 0 1800 #
$ Primary SecondaryTertiary Quaternary THVLPFEKINEGFDLLRSGESI Image
credits: All molecular structures were created from copyright-free
PDB les available at www.pdb.org. The PDB identier of each le, and
the original reference, are provided here for scholarly purposes.
Alcohol dehydrogenase: PDB ID 1ADC Li H, Hallows WH, Punzi JS,
Pankiewicz KW, Watanabe KA, et al. (1994) Crystallographic studies
of isosteric NAD analogues bound to alcohol dehydrogenase:
specicity and substrate binding in two ternary complexes.
Biochemistry 33: 1173411744. Beta strands: PDB ID 1CA2 Eriksson AE,
Jones TA, Liljas A (1988) Rened structure of human carbonic
anhydrase II at 2.0 A resolution. Proteins 4: 274282.
doi:10.1002/prot.340040406. Alpha helices: PDB ID 1E79 Gibbons C,
Montgomery MG, Leslie AG, Walker JE (2000) The structure of the
central stalk in bovine F(1)-ATPase at 2.4 A resolution. Nat Struct
Biol 7: 10551061. doi:10.1038/80981.
