MOLECULAR CHARACTERIZATION OF THE GENE ENCODING GLUTAMINE-SYNTHETASE IN THE CYANOBACTERIUM CALOTHRIX SP PCC 7601

被引:15
作者
ELMORJANI, K [1 ]
LIOTENBERG, S [1 ]
HOUMARD, J [1 ]
DEMARSAC, NT [1 ]
机构
[1] INST PASTEUR,DEPT BIOCHIM & GENET MOLEC,28 RUE DR ROUX,F-75724 PARIS 15,FRANCE
关键词
D O I
10.1016/0006-291X(92)90214-6
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
In order to study the regulation of the synthesis of glutamine synthetase in response to changes in environment parameters (light and nitrogen sources), we have cloned and sequenced the glnA gene from the filamentous cyanobacterium Calothrix PCC 7601. This gene consists of 472 codons and encodes a polypeptide of Mr 52,290 highly homologous to that from Anabaena PCC 7120, but more distant from those identified from other procaryotes. The relative abundance of the two glnA transcripts (1.6 and 1.8 kb) is equivalent in cells grown under either red or green light, but the 1.6-kb species predominates in nitrate-grown cells and the 1.8-kb species in ammonia-grown cells. The very high identity (74%) observed between the 374-bp long nucleotide sequence upstream from the Calothrix and Anabaena glnA genes suggests the existence of similar regulatory signals for the control of glnA expression in both cyanobacteria. © 1992.
引用
收藏
页码:1296 / 1302
页数:7
相关论文
共 39 条
[1]   NOVEL SUBUNIT SUBUNIT INTERACTIONS IN THE STRUCTURE OF GLUTAMINE-SYNTHETASE [J].
ALMASSY, RJ ;
JANSON, CA ;
HAMLIN, R ;
XUONG, NH ;
EISENBERG, D .
NATURE, 1986, 323 (6086) :304-309
[2]   PURIFICATION AND PROPERTIES OF GLUTAMINE-SYNTHETASE FROM THE NON-N2-FIXING CYANOBACTERIUM PHORMIDIUM-LAMINOSUM [J].
BLANCO, F ;
ALANA, A ;
LLAMA, MJ ;
SERRA, JL .
JOURNAL OF BACTERIOLOGY, 1989, 171 (02) :1158-1165
[3]   NUCLEOTIDE-SEQUENCE OF THE AZOSPIRILLUM-BRASILENSE SP-7 GLUTAMINE-SYNTHETASE STRUCTURAL GENE [J].
BOZOUKLIAN, H ;
ELMERICH, C .
BIOCHIMIE, 1986, 68 (10-11) :1181-1187
[4]   SECONDARY STRUCTURE OF THE TETRAHYMENA RIBOSOMAL-RNA INTERVENING SEQUENCE - STRUCTURAL HOMOLOGY WITH FUNGAL MITOCHONDRIAL INTERVENING SEQUENCES [J].
CECH, TR ;
TANNER, NK ;
TINOCO, I ;
WEIR, BR ;
ZUKER, M ;
PERLMAN, PS .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA-BIOLOGICAL SCIENCES, 1983, 80 (13) :3903-3907
[5]  
COLOMBO G, 1986, J BIOL CHEM, V261, P587
[6]   TIGHT LINKAGE OF GLNA AND A PUTATIVE REGULATORY GENE IN RHIZOBIUM-LEGUMINOSARUM [J].
COLONNAROMANO, S ;
RICCIO, A ;
GUIDA, M ;
DEFEZ, R ;
LAMBERTI, A ;
IACCARINO, M ;
ARNOLD, W ;
PRIEFER, U ;
PUHLER, A .
NUCLEIC ACIDS RESEARCH, 1987, 15 (05) :1951-1964
[7]   A DEVELOPMENTALLY REGULATED GVPABC OPERON IS INVOLVED IN THE FORMATION OF GAS VESICLES IN THE CYANOBACTERIUM CALOTHRIX-7601 [J].
DAMERVAL, T ;
HOUMARD, J ;
GUGLIELMI, G ;
CSISZAR, K ;
DEMARSAC, NT .
GENE, 1987, 54 (01) :83-92
[8]  
DEMARSAC NT, IN PRESS FEMS MICROB
[9]  
DEMARSAC NT, 1991, CELL CULTURE SOMAT B, V7, P417
[10]   PURIFICATION AND CHARACTERIZATION OF GLUTAMINE-SYNTHETASE FROM THE UNICELLULAR CYANOBACTERIUM ANACYSTIS-NIDULANS [J].
FLORENCIO, FJ ;
RAMOS, JL .
BIOCHIMICA ET BIOPHYSICA ACTA, 1985, 838 (01) :39-48