CLONING OF THE LARGE SUBUNIT OF ACTIVATOR-1 (REPLICATION FACTOR-C) REVEALS HOMOLOGY WITH BACTERIAL-DNA LIGASES

被引:63
作者
BURBELO, PD [1 ]
UTANI, A [1 ]
PAN, ZQ [1 ]
YAMADA, Y [1 ]
机构
[1] MEM SLOAN KETTERING CANC RES CTR,SLOAN KETTERING INST,PROGRAM MOLEC BIOL,NEW YORK,NY 10021
关键词
DNA REPLICATION; ACCESSORY PROTEINS; DNA-BINDING PROTEIN;
D O I
10.1073/pnas.90.24.11543
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
We have cloned a gene encoding a DNA-binding protein by Southwestern screening of a murine cDNA library with a double-stranded oligonucleotide containing the sequence from the bidirectional promoter of the alpha1 and alpha2 collagen IV genes. The middle portion of this 1131-amino acid protein has a region homologous to bacterial DNA ligases, and the more carboxyl portion contains several domains homologous to p40, p38, p37, and p36.5 subunits of activator 1 (A1, also called replication factor C), a human replication protein complex. Western blotting revealed that antiserum generated against part of the recombinant protein reacted specifically with the 145-kDa component of the purified human A1 complex, indicating that it is the murine counterpart of the A1 p145. Characterization of the DNA-binding activity of the recombinant fusion protein by gel mobility-shift assay revealed that it had a preference for a run of pyrimidines on one strand. Deletion analysis using recombinant proteins revealed that the DNA ligase-like domain was required for DNA-binding activity. The finding that the region required for the binding of murine A1 p145 to DNA has similarity to a domain found in DNA ligases suggests that this region may be utilized by both proteins in recognizing DNA.
引用
收藏
页码:11543 / 11547
页数:5
相关论文
共 37 条
[1]   CLONING, OVEREXPRESSION AND NUCLEOTIDE-SEQUENCE OF A THERMOSTABLE DNA LIGASE-ENCODING GENE [J].
BARANY, F ;
GELFAND, DH .
GENE, 1991, 109 (01) :1-11
[2]   MOLECULAR CHARACTERIZATION OF THE DNA-LIGASE GENE, CDC17, FROM THE FISSION YEAST SCHIZOSACCHAROMYCES-POMBE [J].
BARKER, DG ;
WHITE, JHM ;
JOHNSTON, LH .
EUROPEAN JOURNAL OF BIOCHEMISTRY, 1987, 162 (03) :659-667
[3]   CHARACTERIZATION OF THE DNA-DEPENDENT ATPASE AND A DNA UNWINDING ACTIVITY ASSOCIATED WITH THE YEAST DNA POLYMERASE-ALPHA COMPLEX [J].
BISWAS, EE ;
EWING, CM ;
BISWAS, SB .
BIOCHEMISTRY, 1993, 32 (12) :3020-3026
[4]  
BRUGGEMAN LA, 1992, ONCOGENE, V7, P1497
[5]   ALPHA-1(IV) AND ALPHA-2(IV) COLLAGEN GENES ARE REGULATED BY A BIDIRECTIONAL PROMOTER AND A SHARED ENHANCER [J].
BURBELO, PD ;
MARTIN, GR ;
YAMADA, Y .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1988, 85 (24) :9679-9682
[6]  
BURGERS PMJ, 1991, J BIOL CHEM, V266, P22698
[7]   PROTEIN DNA CROSS-LINKING DEMONSTRATES STEPWISE ATP-DEPENDENT ASSEMBLY OF T4-DNA POLYMERASE AND ITS ACCESSORY PROTEINS ON THE PRIMER-TEMPLATE [J].
CAPSON, TL ;
BENKOVIC, SJ ;
NOSSAL, NG .
CELL, 1991, 65 (02) :249-258
[8]   STUDIES OF THE CLONED 37-KDA SUBUNIT OF ACTIVATOR-1 (REPLICATION FACTOR-C) OF HELA-CELLS [J].
CHEN, M ;
PAN, ZQ ;
HURWITZ, J .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1992, 89 (12) :5211-5215
[9]   SEQUENCE AND EXPRESSION IN ESCHERICHIA-COLI OF THE 40-KDA SUBUNIT OF ACTIVATOR-1 (REPLICATION FACTOR-C) OF HELA-CELLS [J].
CHEN, M ;
PAN, ZQ ;
HURWITZ, J .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1992, 89 (07) :2516-2520
[10]   CDNA SEQUENCE, PROTEIN-STRUCTURE, AND CHROMOSOMAL LOCATION OF THE HUMAN-GENE FOR POLY(ADP-RIBOSE) POLYMERASE [J].
CHERNEY, BW ;
MCBRIDE, OW ;
CHEN, D ;
ALKHATIB, H ;
BHATIA, K ;
HENSLEY, P ;
SMULSON, ME .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1987, 84 (23) :8370-8374