antiparallel strand

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• Antiparallel (biochemistry) — In biochemistry, two molecules are antiparallel if they run side by side in opposite directions.In DNA, the 5 carbon is located at the top of the leading strand, and the 3 carbon is located at the lower section of the lagging strand. The… …   Wikipedia

• strand — In microbiology, a filamentous or threadlike structure. anticoding s. the s. of duplex DNA which is used as a template for the synthesis of mRNA. SYN: antisense s.. antiparallel s. a macromolecular s. that is oriented in the opposite direction of …   Medical dictionary

• antiparallel —    A term used to describe the opposite orientations of the two strands of a DNA double helix; the 5’ end of one strand aligns with the 3’ end of the other strand …   Forensic science glossary

• antiparallel orientation — The normal arrangement of the two strands of a double stranded DNA molecule, and of other nucleic acid duplexes (DNA RNA, RNA RNA), in which the two strands are oriented in opposite directions so that the 5 phosphate end of one strand is aligned… …   Glossary of Biotechnology

• Beta sheet — The β sheet (also β pleated sheet) is the second form of regular secondary structure in proteins consisting of beta strands connected laterally by three or more hydrogen bonds, forming a generally twisted, pleated sheet (the most common form of… …   Wikipedia

• palindrome — A segment of double stranded DNA, in which the order of bases, read 5 ?3 in one strand, is the same as that in the complementary antiparallel strand, also read 5 ?3 . If the sequence is written in the normal convention, on two lines with paired… …   Glossary of Biotechnology

• Protein domain — Pyruvate kinase, a protein from three domains (PDB 1pkn) A protein domain is a part of protein sequence and structure that can evolve, function, and exist independently of the rest of the protein chain. Each domain forms a compact three… …   Wikipedia

• DNA — For a non technical introduction to the topic, see Introduction to genetics. For other uses, see DNA (disambiguation). The structure of the DNA double helix. The atoms in the structure are colour coded by element and the detailed structure of two …   Wikipedia

• heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …   Universalium

• Transcription (genetics) — Transcription is the process of creating a complementary RNA copy of a sequence of DNA.[1] Both RNA and DNA are nucleic acids, which use base pairs of nucleotides as a complementary language that can be converted back and forth from DNA to RNA by …   Wikipedia

• Okazaki fragment — An Okazaki fragment is a relatively short fragment of DNA (with an RNA primer at the 5 terminus) created on the lagging strand during DNA replication. The lengths of Okazaki fragments are between 1,000 to 2,000 nucleotides long in E. coli and are …   Wikipedia