Myosins in protists

International Review of Cytology

Volumn 206, Issue , 2001, Pages 97-134

  Gavin, R H ^a  

^a CITY UNIVERSITY OF NEW YORK   (United States)

Author keywords

Actin; Amitosis; Capping; Cytokinesis; Membranes; Myosin; Protozoa; Pseudopods

Indexed keywords

ISOPROTEIN; MYOSIN;

CELLULAR DISTRIBUTION; NONHUMAN; PHYLOGENY; PRIORITY JOURNAL; PROTEIN ANALYSIS; PROTEIN DOMAIN; PROTEIN LOCALIZATION; PROTEIN STRUCTURE; PROTOZOON; REVIEW; TAXONOMY;

PROTISTA; PROTOZOA; PSEUDOPODA;

EID: 0035010379     PISSN: 00747696     EISSN: None     Source Type: Book Series    
DOI: 10.1016/S0074-7696(01)06020-X     Document Type: Article

References (167)

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4. Further purification and characterization of slime mold myosin and slime mold actin
5. Myosin II is involved in capping and uroid formation in the human pathogen Entamoeba histolytica
6. Virulence and functions of myosin II are inhibited by overexpression of light meromyosin in Entamoeba histolytica
7. Identification of three genes expressed primarily during development in Physarum polycephalum
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13. The catalytic domain of Acanthamoeba myosin I heavy chain kinase. II. Expression of active catalytic domain and sequence homology to p21-activated kinase (PAK)
14. p21-activated kinase has substrate specificity similar to Acanthamoeba myosin I heavy chain kinase and activates Acanthamoeba myosin I
15. Myosin I heavy chain kinase: Cloning of the full-length gene and acidic dependent activation by Rac and Cdc42
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19. Myosins, divergent
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23. Localization of the three phosphorylation sites on each heavy chain of Acanthamoeba myosin II to a segment at the end of the tail
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28. Inhibition of contractile vacuole function in vivo by antibodies against myosin-I
29. Dictyostelium myosin heavy chain phosphorylation sites regulate myosin filament assembly and localization in vivo
30. Actin in the merozoite of the malaria parasite Plasmodium falciparum
31. Single myosin molecule mechanics: Piconewton forces and nanometre steps
32. X-ray structures of the myosin motor domain of Dictyostelium discoideum complexed with MgADP.BeFx and MgADP.AlF4-
33. Myosin I is located at the leading edge of locomoting Dictyostelium amoebae
34. Structure and function of the cytoskeleton of a Dictyostelium myosin-defective mutant
35. Evidence for differential intracellular localization of the Acanthamoeba myosin isozymes
36. Limited proteolysis reveals a structural difference in the globular head domains of dephosphorylated and phosphorylated Acanthamoeba myosin II
37. A PCR screen identifies a novel, unconventional myosin heavy chain gene (MYO1) in Tetrahymena thermophila
38. Putative myosin heavy and light chains in Tetrahymena: Co-localization to the basal body-cage complex and association of the heavy chain with skeletal muscle actin filaments in vitro
39. Molecular evolution of the myosin family relationships derived from comparisons of amino acid sequences
40. Specialized conservation of surface loops of myosin: Evidence that loops are involved in determining functional characteristics
41. Structural studies on myosin II: Communication between distant protein domains
42. Characterization of monoclonal antibodies of Acanthamoeba myosins-I that cross-react with both myosin II and low molecular mass nuclear proteins
43. Regulation of Dictyostelium myosin II phosphorylation: What is essential and what is important?
44. The sequence of the Dictyostelium myo J heavy chain predicts a novel, dimeric, unconventional myosin with a heavy chain moleular mass of 258 kDa
45. Isolation of a non-muscle myosin heavy chain gene from Acanthamoeba
46. Complete nucleotide sequence and deduced polypeptide sequence of a nonmuscle myosin heavy chain gene from Acanthamoeba: Evidence of a hinge in the rodlike tail
47. Isolation and characterization of plasmodium actin
48. Isolation, purification and characterization of myosin B from myxomycete plasmodium
49. A novel class of unconventional myosins from Toxoplasma gondii
50. A new Acanthamoeba myosin heavy chain. Cloning of the gene and immunological identification of the polypeptide
51. Cooperativity between two heads of Dictyostelium myosin II in in vitro motility and ATP hydrolysis
52. Three-dimensional structure of Acanthamoeba castellanii myosin-IB (MIB) determined by cryoelectron microscopy of decorated actin filaments
53. Generation and characterization of Dictyostelium cells deficient in a myosin I heavy chain
54. The actin binding site in the tail domain of Dictyostelium myosin IC (myoC) resides within the glycine-and proline-rich sequence (tail homology region 2)
55. The heavy chain of Acanthamoeba myosin I-B is a fusion of myosin-like and non-myosin-like sequences
56. Myosin I heavy-chain genes of Acanthamoeba castellanii: Cloning of a second gene and evidence for the existence of a third isoform
57. Dictyostelium discoideum contains a gene encoding a myosin I heavy chain
58. Sequence, expression pattern, intracellular localization, and targeted disruption of the Dictyostelium myosin I-D heavy chain isoform
59. Dictyostelium mutants lacking multiple classic myosin I isoforms reveal combinations of shared and distinct functions
60. Identification and characterization of Tetrahymena myosin
61. Antisense RNA inactivation of myosin heavy chain gene expression in Dictyostelium discoideum
62. Three-dimensional localization of wild-type and myosin II mutant cells during morphogenesis of Dictyostelium
63. Disturbed communication between actin- and nucleotide-binding sites in a myosin II with truncated 50/20-kDa junction
64. Functional implications of the unusual amino acid sequence of the regulatory light chain of Acanthamoeba castellanii myosin-II
65. Isolation and characterization of myosin from amoebae of Physarum polycephalum
66. Regulation of myosin self assembly: Phosphorylation of I heavy chains inhibits formation of thick filaments
67. Effects of heavy chain phosphorylation on the polymerization and structure of Dictyostelium myosin filaments
68. Molecular genetic truncation analysis of filament assembly and phosphorylation domains of Dictyostelium myosin heavy chain
69. Organization and ligand binding properties of the tail of Acanthamoeba myosin-IA. Identification of an actin-binding site in the basic (tail homology-1) domain
70. A structural model for phosphorylation control of Dictyostelium myosin II thick filament assembly
71. Replacement of treonine residues by serine and alanine in a phosphorylatable heavy chain fragment of Dictyostelium myosin II
72. Mechanism of adenosine triphosphate hydrolysis of actomyosin
73. Purification and characterization of a third isoform of myosin I from Acanthamoeba castellanii
74. 2+, and actin filaments
75. Gene replacement in Dictyostelium: Generation of myosin null mutants
76. Purification from Acanthamoeba castellanii of proteins that induce gelation and syneresis of F-actin
77. Acanthamoeba myosin II
78. The isolated heavy chain of an Acanthamoeba myosin contains full enzymatic activity
79. Multiple forms of Acanthamoeba myosin I
80. Myosin-V is a processive actin-based motor
81. Unconventional myosins in cell movement, membrane traffic, and signal transduction
82. Plasma membrane association of Acanthamoeba myosins I
83. Conditional loss-of-myosin-II-function mutants reveal a position in the tail that is critical for filament nucleation
84. Myosin dynamics in live Dictyostelium cells
85. Unconventional myosins
86. The limited tryptic cleavage of chymotryptic S1: An approach to the characterization of the actin site in myosin heads
87. Dictyostelium myosin 25-50K loop substitutions specifically affect ADP release rates
88. The sequence of the myosin 50-20K loop affects myosin's affinity for actin throughout the actin-myosin ATPase cycle and its maximum ATPase activity
89. Myosin I overexpression impairs cell migration
90. The myosin I SH3 domain and TEDS rule phosphorylation site are required for in vivo function
91. Dictyostelium myosin I double mutants exhibit conditional defects in pinocytosis
92. Characterization of myosin heavy chain and its gene in Amoeba proteus
93. Biochemical kinetic characterization of the Acanthamoeba myosin I ATPase
94. Expression of a myosin regulatory light chain phosphorylation site mutant complements the cytokinesis and developmental defects of Dictyostelium RMLC null cells
95. Localization of two phosphorylation sites adajacent to a region important for polymerization of the tail of Dictyostelium myosin
96. Capping of surface receptors and concomitant cortical tension are enerated by conventional myosin
97. Molecular genetic analysis of Myo-C, a Dictyostelium myosin I
98. Dictyostelium discoideum myo J: A member of a broadly defined myosin V class or a class XI unconventional myosin?
99. Actomyosin motor in the merozoite of the malaria parasite, Plasmodium falciparum: Implications for red cell invasion
100. Structure and polymerization of Acanthamoeba myosin-II filaments
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102. Ultrastructural characterization of F-actin isolated from Acanthamoeba castellanii and identification of cytoplasmic filaments as F-actin by reaction with rabbit heavy meromyosin
103. Characterization of a second myosin from Acanthamoeba castellanii
104. The Dictyostelium essential light chain is required for myosin function
105. The three-dimensional structure of a molecular motor
106. Three-dimensional structure of myosin subfragment-1: A molecular motor
107. Structure of the actin-myosin complex and its implications for muscle contraction
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109. Effects of phosphorylation and nucleotides on the conformation of myosin II from Acanthamoeba castellanii
110. Nucleotides increase the internal flexibility of filaments of dephosphorylated Acanthamoeba myosin II
111. Flexibility of Acanthamoeba myosin rod minifilaments
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113. The GPQ-rich segment of Dictyostelium myosin 1-B contains an actin binding site
114. Myosin motor function: Structural and mutagenic approaches
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116. Myosin heavy chain phosphorylation sites regulate myosin localization during cytokinesis in live cells
117. Dictyostelium myosin IK is involved in the maintenance of cortical tension and affects motility and phagocytosis
118. Myosins: A diverse superfamily
119. A myosin family reunion
120. Mutants lacking myosin II cannot resist forces generated during multicellular morphogenesis
121. Dictyostelium cell shape generation requires myosin II
122. Role of myosin II tail sequences in its function and localization at the cleavage furrow in Dictyostelium
123. The effect of heavy chain phosphorylation and solution conditions on the assembly of Acanthamoeba myosin-II
124. Microinjection into Acanthamoeba castellanii of monoclonal antibodies to myosin-II slows but does not stop cell locomotion
125. The mechanism of assembly of Acanthamoeba myosin-II minifilaments: Minifilaments assemble by three successive dimerization steps
126. Identification of functional regions on the tail of Acanthamoeba myosin II using recombinant fusion proteins. II. Assembly properties of tails with NH2- and COOH-terminal deletions
127. Stage-specific requirement for myosin II during Dictyostelium development
128. In pursuit of myosin function
129. How molecular motors work
130. Phosphorylation of the Dictyostelium myosin II heavy chain is necessary for maintaining cellular polarity and suppressing turning during chemotaxis
131. Swing of the lever arm of a myosin motor at the isomerization and phosphate-release steps
132. Control of nonmuscle myosins by phosphorylation
133. Examination of the endosomal and lysosomal pathways in Dictyostelium discoideum myosin I mutants
134. A class VII myosin is required for phagocytosis
135. The unconventional myosin encoded by the Myo-A gene plays a role in Dictyostelium motility
136. Molecular genetic analysis of Myo-F, a new Dictyostelium myosin I gene
137. Surface properties related to concanavalin A-induced agglutation: A comparative study of several Entamoeba strains
138. Two heads of myosin are better than one for generating force and motion
139. The Dictyostelium myosin I-E heavy chain gene encodes a truncated isoform that lacks sequences corresponding to the actin binding site in the tail
140. A functional recombinant myosin II lacking a regulatory light chain-binding site
141. Enzymatic activities correlate with chimeric substitutions at the actin-binding face of myosin
142. The neck region of the myosin motor domain acts as a lever arm to generate movement
143. Identification of two phosphorylation threonines in the tail region of Dictyostelium myosin II
144. The way things move: Looking under the hood of molecular proteins
145. Molecular characterization of Myosin I-B from the lower eukaryote Entamoeba histolytica, a human parasite
146. The motor protein myosin-I produces its working stroke in two steps
147. Myosin I-B from Entamoeba histolytica is involved in phagocytosis of human erythrocytes
148. The amino acid sequence of the light chain of Acanthamoeba Myosin I-C
149. Analysis of the regulatory phosphorylation site in Acanthamoeba myosin I-C by using site-directed mutagenesis
150. Ameba actin: The presence of 3-methylhistidine
151. Acanthamoeba actin. Isolation and properties
152. Myosin VI is an actin-based motor that moves backwards
153. Cell motility and chemotaxis in Dictyostelium ameba lacking myosin heavy chain
154. Myosin I-B null mutants of Dictyostelium exhibit abnormalities in motility
155. A Dictyostelium myosin I plays a crucial role in regulating the frequency of pseudopods formed on the substratum
156. MY01, a novel, unconventional myosin gene affects endocytosis and macronuclear elongation in Tetrahymena thermophila
157. Identification of Acan125 as a myosin-I-binding protein present with myosin-I on cellular organelles of Acanthamoeba
158. The myosin-I-binding protein Acan 125 binds the SH3 domain and belongs to the superfamily of leucine-rich repeat proteins
159. Cell-cell adhesion prevents mutant cells lacking myosin II from penetrating aggregation streams of Dictyostelium
160. Novel Dictyostelium unconventional myosin Myo-K is a class I myosin with the longest loop-1 insert and the shortest tail
161. The localization of myosin I and myosin II in Acanthamoeba by fluorescence microscopy
162. Transport of myosin II to the equatorial region without its own motor activity in mitotic Dictyostelium cells
163. Myosin II can be localized to the cleavage furrow and to the posterior region of Dictyostelium amoebae without control by phosphorylation of myosin heavy and light chains
164. Myosin II localization during cytokinesis occurs by a mechanism that does not require its motor domain
165. On the role of myosin-II in cytokinesis: Division of Dictyostelium cells under adhesive and nonadhesive conditions
166. Myosin-I moves actin filaments on a phospholipid substrate: Implications for membrane targeting