PLASMA-MEMBRANE DEPENDENT REDUCTION OF 2,4,6-TRINITROTOLUENE BY PHANEROCHAETE-CHRYSOSPORIUM

被引:42
作者
STAHL, JD [1 ]
AUST, SD [1 ]
机构
[1] UTAH STATE UNIV, CTR BIOTECHNOL, LOGAN, UT 84322 USA
关键词
D O I
10.1006/bbrc.1993.1439
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 plasma membrane redox system of Phanerochaete chrysosporium was found to reduce 2, 4, 6-trinitrotoluene (TNT). Reduction required intact, live mycelia. No reduction was observed with either supplemented (NADPH, NADH or ATP) or unsupplemented extracellular or intracellular fractions, either under aerobic or anaerobic conditions. Reduction was inhibited by potassium ferricyanide, 3-(4, 5-dimethylthiazol-2-yl)-2, 5-diphenyl tetrazolium, carbonyl cyanide p- trifluoromethoxyphenyl hydrazone, 2, 4-dinitrophenol, sodium azide, and tetranitroblue tetrazolium but not by nitroblue tetrazolium, 2, 3, 5-triphenyl tetrazolium and blue tetrazolium. At higher pH, the rate of reduction as well as proton pumping was enhanced. © 1993 Academic Press, Inc.
引用
收藏
页码:471 / 476
页数:6
相关论文
共 23 条
[1]  
ALTMANN FP, 1969, HISTOCHEMISTRY, V19, P363
[2]   A SENSITIVE AND SIMPLE METHOD FOR DETERMINATION OF FERROCYANIDE [J].
AVRON, M ;
SHAVIT, N .
ANALYTICAL BIOCHEMISTRY, 1963, 6 (06) :549-&
[3]   PRODUCTION OF HYDROXYL RADICAL BY LIGNIN PEROXIDASE FROM PHANEROCHAETE-CHRYSOSPORIUM [J].
BARR, DP ;
SHAH, MM ;
GROVER, TA ;
AUST, SD .
ARCHIVES OF BIOCHEMISTRY AND BIOPHYSICS, 1992, 298 (02) :480-485
[4]   SUCCINIC DEHYDROGENASE [J].
BONNER, WD .
METHODS IN ENZYMOLOGY, 1955, 1 :722-729
[5]   BIODEGRADATION OF ENVIRONMENTAL-POLLUTANTS BY THE WHITE ROT FUNGUS PHANEROCHAETE-CHRYSOSPORIUM - INVOLVEMENT OF THE LIGNIN DEGRADING SYSTEM [J].
BUMPUS, JA ;
AUST, SD .
BIOESSAYS, 1987, 6 (04) :166-170
[6]   The metabolism of 2 : 4 : 6-trinitrotoluene (alpha-TNT) [J].
Channon, HJ ;
Mills, GT ;
Williams, RT .
BIOCHEMICAL JOURNAL, 1944, 38 :70-85
[7]   EVIDENCE FOR THE EXTRACELLULAR REDUCTION OF FERRICYANIDE BY RAT-LIVER - A TRANS-PLASMA MEMBRANE REDOX SYSTEM [J].
CLARK, MG ;
PARTICK, EJ ;
PATTEN, GS ;
CRANE, FL ;
LOW, H ;
GREBING, C .
BIOCHEMICAL JOURNAL, 1981, 200 (03) :565-572
[8]   TRANSMEMBRANE FERRICYANIDE REDUCTION BY CELLS OF THE YEAST SACCHAROMYCES-CEREVISIAE [J].
CRANE, FL ;
ROBERTS, H ;
LINNANE, AW ;
LOW, H .
JOURNAL OF BIOENERGETICS AND BIOMEMBRANES, 1982, 14 (03) :191-205
[9]   ELECTRON AND PROTON TRANSPORT ACROSS THE PLASMA-MEMBRANE [J].
CRANE, FL ;
SUN, IL ;
BARR, R ;
LOW, H .
JOURNAL OF BIOENERGETICS AND BIOMEMBRANES, 1991, 23 (05) :773-803
[10]  
DALE HH, 1921, MED RES COUNC GB SPE, V58, P53