MOLECULAR-CLONING OF CDNA-ENCODING HUMAN DNA HELICASE Q1 WHICH HAS HOMOLOGY TO ESCHERICHIA-COLI REC-Q HELICASE AND LOCALIZATION OF THE GENE AT CHROMOSOME-12P12

被引:142
|
作者
SEKI, M
MIYAZAWA, H
TADA, S
YANAGISAWA, J
YAMAOKA, T
HOSHINO, S
OZAWA, K
EKI, T
NOGAMI, M
OKUMURA, K
TAGUCHI, H
HANAOKA, F
ENOMOTO, T
机构
[1] UNIV TOKYO, FAC PHARMACEUT SCI, DEPT PHYSIOL CHEM, BUNKYO KU, TOKYO 113, JAPAN
[2] INST PHYS & CHEM RES, CELLULAR PHYSIOL LAB, WAKO, SAITAMA 35101, JAPAN
[3] INST PHYS & CHEM RES, DIV HUMAN GENOME RES, TSUKUBA, IBARAKI 305, JAPAN
[4] INST PHYS & CHEM RES, GENE BANK, TSUKUBA, IBARAKI 305, JAPAN
[5] MIE UNIV, FAC BIORESOURCES, BIOL CHEM LAB, TSU, MIE 514, JAPAN
关键词
D O I
10.1093/nar/22.22.4566
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
A complementary DNA encoding DNA-dependent ATPase Q1 possessing DNA helicase activity, which is the major DNA-dependent ATPase in human cell extracts, was cloned from a cDNA library of human KB cells. The predicted amino acid sequence has seven consecutive motifs conserved in the RNA and DNA helicase super family and DNA helicase Q1 belongs to DEXH helicase family. A homology search indicated that helicase Q1 had 47% homology in the seven conserved regions with Escherichia coli RecQ protein. Three RNA bands of 4.0, 3.3, and 2.2 kilobases were detected in HeLa cells by Northern blotting. Analysis of the genomic DNA indicated the presence of a homologous gene in mouse cells. The DNA helicase Q1 gene was localized on the short arm of human chromosome 12 at 12p12.
引用
收藏
页码:4566 / 4573
页数:8
相关论文
共 10 条
  • [1] MOLECULAR-CLONING AND IN-SITU LOCALIZATION OF THE HUMAN CONTACTIN GENE (CNTN1) ON CHROMOSOME 12Q11-Q12
    BERGLUND, EO
    RANSCHT, B
    [J]. GENOMICS, 1994, 21 (03) : 571 - 582
  • [2] MOLECULAR-CLONING OF THE CDNA-ENCODING HUMAN SKELETAL-MUSCLE TRIADIN AND ITS LOCALIZATION TO CHROMOSOME 6Q22-6Q23
    TASKE, NL
    EYRE, HJ
    OBRIEN, RO
    SUTHERLAND, GR
    DENBOROUGH, MA
    FOSTER, PS
    [J]. EUROPEAN JOURNAL OF BIOCHEMISTRY, 1995, 233 (01): : 258 - 265
  • [3] MOLECULAR-CLONING AND DNA SEQUENCING OF THE ESCHERICHIA-COLI K-12 ALD GENE ENCODING ALDEHYDE DEHYDROGENASE
    HIDALGO, E
    CHEN, YM
    LIN, ECC
    AGUILAR, J
    [J]. JOURNAL OF BACTERIOLOGY, 1991, 173 (19) : 6118 - 6123
  • [4] Molecular cloning of a cDNA encoding mouse DNA helicase B, which has homology to Escherichia coli RecD protein, and identification of a mutation in the DNA helicase B from tsFT848 temperature-sensitive DNA replication mutant cells
    Tada, S
    Kobayashi, T
    Omori, A
    Kusa, Y
    Okumura, N
    Kodaira, H
    Ishimi, Y
    Seki, M
    Enomoto, T
    [J]. NUCLEIC ACIDS RESEARCH, 2001, 29 (18) : 3835 - 3840
  • [5] CLONING AND SEQUENCING OF CDNA-ENCODING HUMAN DNA TOPOISOMERASE-II AND LOCALIZATION OF THE GENE TO CHROMOSOME REGION 17Q21-22
    TSAIPFLUGFELDER, M
    LIU, LF
    LIU, AA
    TEWEY, KM
    WHANGPENG, J
    KNUTSEN, T
    HUEBNER, K
    CROCE, CM
    WANG, JC
    [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1988, 85 (19) : 7177 - 7181
  • [6] MOLECULAR-CLONING OF A NOVEL HUMAN CDNA ON CHROMOSOME 1Q21 AND ITS MOUSE HOMOLOG ENCODING A NUCLEAR-PROTEIN WITH DNA-BINDING ABILITY
    HORIKAWA, I
    TANAKA, H
    YUASA, Y
    SUZUKI, M
    OSHIMURA, M
    [J]. BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1995, 208 (03) : 999 - 1007
  • [7] MOLECULAR-CLONING, EXPRESSION, AND REGULATION IN ESCHERICHIA-COLI K-12 OF A CHROMOSOME-MEDIATED AEROBACTIN IRON TRANSPORT-SYSTEM FROM A HUMAN INVASIVE ISOLATE OF ESCHERICHIA-COLI K1
    VALVANO, MA
    CROSA, JH
    [J]. JOURNAL OF BACTERIOLOGY, 1988, 170 (12) : 5529 - 5538
  • [8] MOLECULAR-CLONING OF A NOVEL SPLICE VARIANT OF HUMAN TYPE-IVA (PDE-IVA) CYCLIC-AMP PHOSPHODIESTERASE AND LOCALIZATION OF THE GENE TO THE P13.1-Q12 REGION OF HUMAN-CHROMOSOME-19
    HORTON, YM
    SULLIVAN, M
    HOUSLAY, MD
    [J]. BIOCHEMICAL JOURNAL, 1995, 308 : 683 - 691
  • [9] MOLECULAR-CLONING OF CDNAS ENCODING HUMAN GLEPP1, A MEMBRANE-PROTEIN TYROSINE PHOSPHATASE - CHARACTERIZATION OF THE GLEPP1 PROTEIN DISTRIBUTION IN HUMAN KIDNEY AND ASSIGNMENT OF THE GLEPP1 GENE TO HUMAN-CHROMOSOME 12P12-P13
    WIGGINS, RC
    WIGGINS, JE
    GOYAL, M
    WHARRAM, BL
    THOMAS, PE
    [J]. GENOMICS, 1995, 27 (01) : 174 - 181
  • [10] Molecular cloning of a novel splice variant of human type IVA, (PDE-IVA) cyclic AMP phosphodiesterase and localization of the gene to the p13.1-q12 region of human chromosome 19 (vol 308, pg 683, 1995)
    Horton, YM
    Sullivan, M
    Houslay, MD
    [J]. BIOCHEMICAL JOURNAL, 1995, 312 : 991 - 991