Many gene-regulatory proteins appear to have a similar α-helical fold that binds DNA and evolved from a common precursor Douglas H. OhlendorfWayne F. AndersonBrian W. Matthews OriginalPaper Pages: 109 - 114
Relationships among DNA sequences of the 1.3 kb EcoRI family of mouse DNA Mark DubnickJoany ChouRosann A. Farber OriginalPaper Pages: 115 - 121
A prevalent persistent global nonrandomness that distinguishes coding and non-coding eucaryotic nuclear DNA sequences B. Edwin Blaisdell OriginalPaper Pages: 122 - 133
Transitions and transversions in evolutionary descent: An approach to understanding Richard Holmquist OriginalPaper Pages: 134 - 144
Origin of the duplicated ribonuclease gene in guinea-pig: Comparison of the amino acid sequences with those of two close relatives: Capybara and cuis ribonuclease Jaap J. BeintemaBen Neuteboom OriginalPaper Pages: 145 - 152
Accuracy of estimated phylogenetic trees from molecular data Masatoshi NeiFumio TajimaYoshio Tateno OriginalPaper Pages: 153 - 170
Highly efficient peptide formation from N-acetylaminoacyl-AMP anhydride and free amino acid D. W. Mullins Jr.J. C. Lacey Jr. OriginalPaper Pages: 176 - 178
A probable prebiotic peptide formation from glycineamide and related compounds in a neutral aqueous medium participation of nucleoside and 5′-mononucleotide Masato NishizawaYumiko MakinoFujio Egami OriginalPaper Pages: 179 - 183
Radiolysis of aqueous solutions of hydrogen cyanide (pH∼6): Compounds of interest in chemical evolution studies V. NiketićZ. D. DraganićI. G. Draganić OriginalPaper Pages: 184 - 191