PROMOTER FOR THE HUMAN FERRITIN HEAVY CHAIN-ENCODING GENE (FERH) - STRUCTURAL AND FUNCTIONAL-CHARACTERIZATION

被引:34
作者
BEVILACQUA, MA [1 ]
GIORDANO, M [1 ]
DAGOSTINO, P [1 ]
SANTORO, C [1 ]
CIMINO, F [1 ]
COSTANZO, F [1 ]
机构
[1] UNIV NAPOLI FEDERICO 2,DIPARTIMENTO BIOCHIM & BIOTECNOL MED,VIA S PANSIN 5,I-80131 NAPLES,ITALY
关键词
RECOMBINANT DNA; GENE REGULATION; TRANSCRIPTION FACTOR SP1; DNA FOOTPRINTING; CHLORAMPHENICOL ACETYLTRANSFERASE ASSAY;
D O I
10.1016/0378-1119(92)90696-M
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
We conducted a functional analysis of the promoter for the human ferritin heavy chain-encoding gene (pFERH) in HepG2 and HeLa cells. The activity of pFERH is equivalent in both cell types, despite their different ferritin (Fer) isotypes. Transfections of a series of 5'-deletion mutants indicate that pFERH activity is essentially dependent on two motifs. One of them, accounting for about 50% of the total transcriptional activity, is recognized by the RNA polymerase II transciption factor, Sp1, and the other by a low-affinity factor present in both the cell types analyzed.
引用
收藏
页码:255 / 260
页数:6
相关论文
共 26 条
  • [21] A FAMILY OF HUMAN CCAAT-BOX-BINDING PROTEINS ACTIVE IN TRANSCRIPTION AND DNA-REPLICATION - CLONING AND EXPRESSION OF MULTIPLE CDNAS
    SANTORO, C
    MERMOD, N
    ANDREWS, PC
    TJIAN, R
    [J]. NATURE, 1988, 334 (6179) : 218 - 224
  • [22] SANTORO C, 1986, NUCLEIC ACIDS RES, V14, P2863, DOI 10.1093/nar/14.7.2863
  • [23] A HIGH-EFFICIENCY HELA-CELL NUCLEAR TRANSCRIPTION EXTRACT
    SHAPIRO, DJ
    SHARP, PA
    WAHLI, WW
    KELLER, MJ
    [J]. DNA-A JOURNAL OF MOLECULAR & CELLULAR BIOLOGY, 1988, 7 (01): : 47 - 55
  • [24] TORTI SV, 1988, J BIOL CHEM, V263, P12638
  • [25] FERRITINS IN MALIGNANT AND NONMALIGNANT LYMPHOID-CELLS
    VEZZONI, P
    LEVI, S
    GABRI, E
    POZZI, MR
    SPINAZZE, S
    AROSIO, P
    [J]. BRITISH JOURNAL OF HAEMATOLOGY, 1986, 62 (01) : 105 - 110
  • [26] WHITE K, 1988, J BIOL CHEM, V263, P8938