Biology 3 (2015 8) 268-277 ~ ~ ~ УДК 57:015 + 573.2 Seven-Cluster Structure of Larch Chloroplast Genome Michael G. Sadovskya Yulia A. Putintsevab Eugene A. Vaganovb *, Eugenia I. Bondarb , Natalia V. Oreshkovab,c , , and Konstantin V. Krutovskyb,d,e,f 50/44 Akademgorodok, Krasnoyarsk, 660036, Russia b 50a/2 Akademgorodok, Krasnoyarsk, 660036, Russia c aInstitute of Computational Modelling SB RAS Siberian Federal University 50/28 Akademgorodok, Krasnoyarsk, 660036, Russia d Genome Research and Education Centre V. N. Sukachev Institute of Forest SB RAS Georg-August-University of Gцttingen 2 Bьsgenweg, Gцttingen, D-37077, Germany eN. <...> I. Vavilov Institute of General Genetics RAS 3 Gubkin Str., Moscow, 119333, Russia f Texas A&M University HFSB 305, 2138 TAMU, College Station, Texas, 77843, USA Received 20.01.2015, received in revised form 09.02.2015, accepted 26.04.2015 The paper presents a novel approach to study a nucleotide sequence structure with respect to the chloroplast genome DNA sequence analysis. <...> A specifi c frequencies distribution pattern of the consecutive triple nucleotide fragments was identifi ed in the chloroplast genome DNA sequence, which demonstrated a non-degenerated pattern with seven clusters. <...> All rights reserved * Corresponding author E-mail address: msad@icm.krasn.ru # 268 # Michael G. Sadovsky, Eugenia I. Bondar… Seven-Cluster Structure of Larch Chloroplast Genome Семикластерная структура генома хлоропласта лиственницы М. <...> Губкина, 3 еТехасский агро-инженерный университет США, HFSB 305, 2138 TAMU, штат Техас 77843, г. <...> Eventually, the structure identifi cation and an order implementation in an ensemble of fi nite sequences are the most interesting among them. <...> Finite symbol sequences, being a typical mathematical object, are naturally present as genetic matter in any living being; namely, as DNA sequence. <...> Further we will consider the fi nite symbol sequence of chloroplast genomes of fi ve plant species, including one from Larix sibirica Ledeb., which was recently completely sequenced, assembled and annotated in the Laboratory of Forest Genomics at the Genome Research and Education Centre of Siberian <...>