CHARACTERIZATION OF THE OPERON ENCODING THE YPKA SER/THR PROTEIN-KINASE AND THE YOPJ PROTEIN OF YERSINIA-PSEUDOTUBERCULOSIS

被引:97
作者
GALYOV, EE [1 ]
HAKANSSON, S [1 ]
WOLFWATZ, H [1 ]
机构
[1] UMEA UNIV,DEPT CELL & MOLEC BIOL,S-90187 UMEA,SWEDEN
关键词
D O I
10.1128/JB.176.15.4543-4548.1994
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The Ser/Thr protein kinase YpkA, encoded by the virulence plasmid pIB1, is an indispensable virulence determinant of Yersinia pseudotuberculosis [E. E. Galyov, S. Hakansson, Angstrom. Forsberg, and H. Wolf-Watz, Nature (London) 361:730-732, 1993]. In this study, the organization of the ypkA-containing operon and the in vitro regulation of this transcriptional unit were characterized. The operon contains two structural genes, ypkA and yopJ, and is regulated by temperature and the extracellular concentration of Ca2+, as are the yop genes. The two proteins were secreted without posttranslational processing, showing that YpkA and YopJ belong to the Yop family. Mutational analysis revealed that, in contrast to all other Yop proteins so far studied, the YopJ protein was dispensable for virulence of Y. pseudotuberculosis.
引用
收藏
页码:4543 / 4548
页数:6
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共 31 条
  • [21] YERSINIA-PESTIS YOPM - THROMBIN BINDING AND OVEREXPRESSION
    REISNER, BS
    STRALEY, SC
    [J]. INFECTION AND IMMUNITY, 1992, 60 (12) : 5242 - 5252
  • [22] A NOVEL PROTEIN, LCRQ, INVOLVED IN THE LOW-CALCIUM RESPONSE OF YERSINIA-PSEUDOTUBERCULOSIS SHOWS EXTENSIVE HOMOLOGY TO YOPH
    RIMPILAINEN, M
    FORSBERG, A
    WOLFWATZ, H
    [J]. JOURNAL OF BACTERIOLOGY, 1992, 174 (10) : 3355 - 3363
  • [23] TARGET-CELL CONTACT TRIGGERS EXPRESSION AND POLARIZED TRANSFER OF YERSINIA YOPE CYTOTOXIN INTO MAMMALIAN-CELLS
    ROSQVIST, R
    MAGNUSSON, KE
    WOLFWATZ, H
    [J]. EMBO JOURNAL, 1994, 13 (04) : 964 - 972
  • [24] INHIBITION OF PHAGOCYTOSIS IN YERSINIA-PSEUDOTUBERCULOSIS - A VIRULENCE PLASMID-ENCODED ABILITY INVOLVING THE YOP2B PROTEIN
    ROSQVIST, R
    BOLIN, I
    WOLFWATZ, H
    [J]. INFECTION AND IMMUNITY, 1988, 56 (08) : 2139 - 2143
  • [25] THE CYTOTOXIC PROTEIN YOPE OF YERSINIA OBSTRUCTS THE PRIMARY HOST DEFENSE
    ROSQVIST, R
    FORSBERG, A
    RIMPILAINEN, M
    BERGMAN, T
    WOLFWATZ, H
    [J]. MOLECULAR MICROBIOLOGY, 1990, 4 (04) : 657 - 667
  • [26] Sambrook J., 1989, MOL CLONING LAB MANU
  • [27] A BROAD HOST RANGE MOBILIZATION SYSTEM FOR INVIVO GENETIC-ENGINEERING - TRANSPOSON MUTAGENESIS IN GRAM-NEGATIVE BACTERIA
    SIMON, R
    PRIEFER, U
    PUHLER, A
    [J]. BIO-TECHNOLOGY, 1983, 1 (09): : 784 - 791
  • [28] ANALYSIS OF THE YOPA GENE ENCODING THE YOP1 VIRULENCE DETERMINANTS OF YERSINIA SPP
    SKURNIK, M
    WOLFWATZ, H
    [J]. MOLECULAR MICROBIOLOGY, 1989, 3 (04) : 517 - 529
  • [29] REGULATION BY CA2+ IN THE YERSINIA LOW-CA2+ RESPONSE
    STRALEY, SC
    PLANO, GV
    SKRZYPEK, E
    HADDIX, PL
    FIELDS, KA
    [J]. MOLECULAR MICROBIOLOGY, 1993, 8 (06) : 1005 - 1010
  • [30] YOPS OF YERSINIA SPP PATHOGENIC FOR HUMANS
    STRALEY, SC
    SKRZYPEK, E
    PLANO, GV
    BLISKA, JB
    [J]. INFECTION AND IMMUNITY, 1993, 61 (08) : 3105 - 3110