These files contain programs for aligning sequences progressively. (see: Hardison, R. C., Chao, K.-M., Adamkiewicz, M., Price, D., Jackson, J., Zeigler, T., Stojanovic, N. and Miller, W., 1993, Positive and Negative Regulatory Elements of the Rabbit Embryonic e-Globin Gene Revealed by an Improved Multiple Alignment Program and Functional Analysis, DNA Sequence, 4: 163-176. Hardison, R. C., Chao, K.-M., Schwartz, S., Stojanovic, N., Ganetsky, M. and Miller, W., 1994, Globin Gene Server: A Prototype E-Mail Database Server Featuring Extensive Multiple Alignments and Data Compilation for Electronic Genetic Analysis, Genomics, 21: 344-353. Chao, K.-M., Hardison R. C. and Miller, W., 1994, Recent Developments in Linear-Space Alignment Methods: a Survey, Journal of Computational Biology, 1: 271-291. ) This package contains the following files: README README.yama README.yama2 README.yama3 Makefile yama.c lib.c (yama) yama2.c get_blocks.c lib.c (yama2) sub.h AC.h yama3.c get_blocks.c lib.c AC.c (yama3) man.yama (a manual page (in troff format) for yama) man.yama2 (manual pages (in troff format) for yama2) man.yama3 (manual pages (in troff format) for yama3) To make a compiled version under UNIX, type "make".