Contents Vol. 72, No. 10 October 1975 INFORMATION TO CONTRIBUTORS ..............................iv...........................I..................... i-i AUTfHOR INDEX ................................................................................................. 4190 Physical Sciences APPLIED Adiabatic evolution of plasma equilibrium (bifurcation/isolation/weak solution/generalized differential MATHEMATICS equation/Tokamak) ............................................ H. Grad, P.N. Hu, and D. C. Stevens 3789-3793 CHEMISTRY Theoretical studies of metal-phosphate interactions: Interaction of Li+, Na+, K+, Be++, Mg++, and Ca++ with H2PO4- and (CH30)2PO2-: Implications for nucleic acid solvation (metal binding/phos- phate complexes/molecular orbital theory) ................Dennis S. Marynick and Henry F. Schaefer III 3794-3798 Maximum-valence radii of transition metals (covalent radii/enneacovalence) ............... Linus Pauling 3799-3801 Model of protein folding: Inclusion of short-, medium-, and long-range interactions (mechanism offolding/ contact free energies/range of interactions/Monte Carlo) ........... Seiji Tanaka and HaroldA. Scheraga 3802-3806 Matrix method for fhActuations and noise in kinetic systems (cross correlation function/noise power spectrum matrix/relaxation matrix/biochemical reaction kinetics/muscle contraction) .Yi-der Chen 3807-3811 MATHEMATICS Point estimates for probability moments (approximate methods/finite differences/numerical methods/prob- abilities) .......................... - ;Emilio Rosenblueth 3812-3814 General almost automorphy (almost automorphic functions/almost periodic functions/minimal functions/ -strong solutions/weak solution).Salomon Bochner 3815-3818 STATISTICS Partial knowledge, entropy, and estimation (prior information/constrained entropy maximization) ............................................................ J amesMacQueen and Jacob Marschak 3819-3824 Stochastic models for the Earth's relief, the shape and the fractal dimension of the coastlines, and the num- ber-area rule for islands (mathematical geomorphology/Hausdorff dimensions/Brownian random surface/ Gaussian processes) . Benoit B. Mandelbrot 38253828 Biological Sciences BIOCHEMISTRY Control of oscillating glycolysis of yeast by stochastic, periodic, and steady source of substrate: A model and experimental study (phosphofructokinase/entrainment/allosteric model/dissipative structures) ......... .................................................. Arnold Boiteux, Albert-Goldbeter, and Benno Hess 3829-3833 Catalysis by acetylcholinesterase: Evidence that-the rate-limiting step for acylation with certain substrates precedes general acid-base catalysis (enzyme mechanism/diffusion control/induced-fit conformational change/pH dependence/deuterium oxide'isotope effects) ........................ Terrone L. Rqsenberry 3834-3838 Translation of thyroglobulin 33S messenger RNA as a means of determining thyroglobulin quaternary struc- -ture (Xenopus oocyte/tryptic peptides/19 thyroglobulin)... ............G. Vassart, S. Refetoff, H. Brocas, C. Dinsart, and J. E. Dumont 3839-3843 Mobility of cholera toxin receptors on rat lymphocyte membranes (immunofluorescence/cap formation/ade- nylate cyclase/gqngliosides/ganglioside-agarose) ........................ S. W. Craig and P. Cuatrecasas 3844-3848 Partial purification of a glucocorticoid receptor (hormones/steroids/proteins/affinity chromatography) .... ........................................... Douglas Failla, Gordon M. Tomkins, and Daniel V. Santi 3849-3852 Imbalanced globin chain synthesis.,in heterozygous fl-thalassemic bone marrow (f3 thalassemia/proteolytic degradation/white cell proteins) .. ..... G. Chalevelakis, J. B. Clegg, and D. J. Weatherall 3853-3857 Light-dependent absorption and selective scattering changes at 518 nm in chloroplast thylakoid membranes (light scattering/518 nm absorbance change/conformational change) .................................. ..................................... ... S. W Thorne, G. Horvath, A. Kahn, and N. K. Boardman 3858-3862 DNA replication in vitro starting with an intact X174 phage (membranes/phage infection) ................ ..................... ..... S. Michal Jazwinski and Arthur Kornberg 3863-3867 Restriction endonuclease analysis of mitochondrial DNA from grande and genetically characterized cytoplas- mic petite clones of Saccharomyces cerevisiae (agarose gel electrophoresis/EcoRI and H. indIII endonu- cleases/antibiotic resistance markers/multiple deletions) ............................................ -Richard Morimoto, Alfred Lewin, Huey-Juang Hsu, Murray Rabinowitz, and Hiroshi Fukuhara 3868-3872 Very short-lived and stable mRNAs from resting human lymphocytes [RNA(+)poly(A)/mRNA half-life] ..........,.Shelby L. Berger and Herbert L. Cooper 3873-3877 Human pituitary growth hormone: A biologically active hendekakaihekaton peptide fragment correspond- ing to amino-acid residues 15-125 in the hormone molecule (ornithine decarboxylase/tibia test/prolactin activity/complement fixation/circular dichroism) ............................................ Choh Hao Li 3878-3882 Oxygen and cyclic nucleotides in human umbilical artery (cGMP/cAMP/calciutn) ..................... .Ronald.... L Clyman, Adam S. Blacksin, Vincent C. Manganiello, an~d Martha Vaughan 3883-3887 Neutron scattering measurements of separation and shape of proteins in 30S ribosomal subunit of Esche- richia coli: S2-S5, S5-S8, S3-S7 (ribosome structure/pair separation distances) ...................... ...............Donald M. Engelman, Peter B. Moore, and Benno P. Schoenborn '3888-3892 Relationship between in vivo degradative rates and isoelectric points of proteins (protein degradation/mam- malian cells/isoelectric focusing) .:..........................J. Fred Dice and Alfred L. Goldberg 3893-3897 Cell-free synthesis of human interferon [protein synthesis/poly(A)-containing mRNA/human fibroblasts/ poly(I)-poly(C)/oligo(dT)-celluloseI ... Sidney Pestka, James McInnes, Edward A. Havell, and Jan Vilcek 3898-3901 (Continued on inside back cover) Contents (continued from outside back cover) Major nonhistone proteins of rat liver chromatin: Preliminiary identification of myosin, actin, tubulin, and tropomyosin (contractile proteins/endogenous protease digestion of chromatin) ....................... Angeline S. Douvas, Christina A. Harrington, and James Bonner 3902-3906 .X174 DNA-dependent DNA synthesis in vitro: Requirement for P1 ban protein in dnaB mutant extracts of Escherichia coli (DNA replication/PIbac and Plbacban mutants/A:TP/rifampicin) .................... ................ ......... Heinz Schuster, Maria Mikolajczyk, Jean Rohrschneider, and Brigitte Geschke 3907-3911 Yeast manno-protein biosynthesis: Solubilization and selective assay of four mannosyltransferases (multi- mannosyltransferases/enzyme solubilization/mannan biosynthesis) .................................. .................................................. Tasuku Nakajima and Clinton E. Ballou 3912-3916 Position-specific oxygenation of benzo[a] pyrene by different forms of purified cytochrome P-450 from rabbit liver (chemical carcinogenesis/detoxification/hydroxylases/hepatic microsomes/aryl hydrocarbons) ..... ............ F. J. Wiebel, J. K. Selkirk, H. F. Gelboin, D. A. Haugen, T. A. van der fHoeven, and M. J. Coon 3917-3920 Role of leucyl-tRNA synthetase in regulation of branched-chain amino-acid transport (Escherichia coli/ membrane binding proteins) ....... ................ Steven C. Quay, Ellis L. Kline, and Dale L. Oxender 3921-3924 Direct identification of the calcium-binding amino acid,. y-carboxyglutamate, in mineralized tissue (pro- thrombin/vitamin K/bone/barium sulfate/alkaline hydrolysis) ...................................... ........................................... Peter V. Hauschka, Jane B. Lian, and Paul M. Gallop 3925-3929 Intramolecular arsanilazotyrosine-248-Zn complex of carboxypeptidase A: A monitor of catalytic events (in- tramolecular coordination complex/temperature-jump stopped-flow kinetics/spectral probe/catalytic me- chanism) ................................... Lawrence W. Harrison, David S. Auld, and Bert L. Vallee 3930-3933 Translation of hormone-induced messenger RNA in amphibian oocytes: I: Induction by estrogen of mes- senger RNA encoded for vitellogenic protein in the liver of the male African clawed toad (Xenopus laevis) [estrogen action/polyribosomes/poly(A)-rich RNA/microinjection/lipovitellin/phosvitin] .............. .................................................. Kenneth D. Lanclos and Terrell H. Hamilton 3934-3938 Methylation of a membrane protein involved in bacterial chemotaxis (Escherichia coli/methionine/flagella/ electrophoresis) ...... ............. Edward N. Kort, Michael F. Goy, Steven H. Larsen, and Julius Adler 3939-3943 De novo synthesis of a polymer of deoxyadenylate and deoxythymidylate by calf thymus DNA polymerase a [poly(dA-dT)/DNA unwinding protein] .............................. David Henner and John J. Furth 3944-3946 Polypeptide chain initiation in eukaryotes:. Initiation factor MP in Artemia salina embryos (cysts/brine shrimp eggs/eukaryotic initiation factors/protein synthesis/development) ............................ ................................................ Witold Filipowicz, JoseM. Sierra, and Severo Ochoa 3947-3951 Chitin synthetase zymogen is attached to the yeast plasma membrane (yeast septum/gradient centrifuga- tion/concanavalin A/glutaraldehyde) ....................Angel Duran, Blair Bowers, and Enrico Cabib 3952-3955.