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MYOSIN VI NUCLEOTIDE-FREE (MDINSERT2) CRYSTAL STRUCTURE
Biology and Chemistry Report
2BKH
  •   Structure Details   Hide

    Structure Keywords

    Keywords MOTOR PROTEIN/METAL-BINDING PROTEIN
    Text MOTOR PROTEIN/METAL-BINDING PROTEIN, COMPLEX (MOTOR PROTEIN-CALMODULIN), MYOSIN VI, REVERSE MYOSIN, CALMODULIN, NON-CONVENTIONAL MYOSIN, NUCLEOTIDE-FREE CONFORMATION, MUSCLE PROTEIN, MOTOR PROTEIN-METAL-BINDING PROTEIN complex

    Polymeric Molecules

    Chain A
    Description UNCONVENTIONAL MYOSIN 
    Fragment MOTOR DOMAIN-INSERT2, RESIDUES 2-816 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 93033.8 
    Source Method genetically manipulated  
    Entity Name MYOSIN VI 
    Chain B
    Description CALMODULIN 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 16825.6 
    Source Method genetically manipulated  
    Entity Name CAM 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    CA  CALCIUM ION  Ca   40.08  View 
    GOL  GLYCEROL  C3 H8 O3   92.09  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A MYO6_PIG Q29122     
    B CALM_DROME P07181     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    16459   Myosin Complex  A Protein Complex Formed of One or More Myosin Heavy Chains Plus Associated Light Chains and Other Proteins That Functions As a Molecular Motor; Uses the Energy of ATP Hydrolysis to Move Actin Filaments or to Move Vesicles or Other Cargo On Fixed Actin Filaments; Has Magnesium Atpase Activity and Binds Actin. Myosin Classes Are Distinguished Based On Sequence Features of the Motor or Head Domain But Also Have Distinct Tail Regions That Are Believed to Bind Specific Cargoes. 
    3774   Motor Activity  Catalysis of Movement Along a Polymeric Molecule Such As a Microfilament or Microtubule Coupled to the Hydrolysis of a Nucleoside Triphosphate. 
    5524   ATP Binding  Interacting Selectively and Non Covalently with ATP Adenosine 5' Triphosphate a Universally Important Coenzyme and Enzyme Regulator. 
    Chain B
    GO ID   Ontology GO Term Definition
    6468   Protein Phosphorylation  The Process of Introducing a Phosphate Group On to a Protein. 
    7052   Mitotic Spindle Organization  A Process That Is Carried Out At the Cellular Level Which Results in the Assembly Arrangement of Constituent Parts or Disassembly of the Microtubule Spindle During a Mitotic Cell Cycle. 
    7099   Centriole Replication  The Cell Cycle Process in Which a Daughter Centriole Is Formed Perpendicular to an Existing Centriole. an Immature Centriole Contains a Ninefold Radially Symmetric Array of Single Microtubules; Mature Centrioles Consist of a Radial Array of Nine Microtubule Triplets Doublets or Singlets Depending Upon the Species and Cell Type. 
    7605   Sensory Perception of Sound  The Series of Events Required For an Organism to Receive an Auditory Stimulus Convert It to a Molecular Signal and Recognize and Characterize the Signal. Sonic Stimuli Are Detected in the Form of Vibrations and Are Processed to Form a Sound. 
    16056   Rhodopsin Mediated Signaling Pathway  The Series of Molecular Signals Generated As a Consequence of Excitation of Rhodopsin by a Photon and the Events That Convert the Absorbed Photons Into a Cellular Response. 
    16059   Deactivation of Rhodopsin Mediated Signaling  The Process of Restoring the Photoreceptor Cell to Its Unexcited State After Termination of the Stimulus (photon). 
    16060   Metarhodopsin Inactivation  The Process in Which Metarhodopsin Is Prevented From Generating Molecular Signals. Activated Rhodopsin (r*) Is Inactivated by a Two Step Process: First R* Is Phosphorylated by Rhodopsin Kinase Which Lowers the Activity of R*. Second the Protein Arrestin Binds to Phosphorylated R* to De Activate It. 
    16061   Regulation of Light Activated Channel Activity  Any Process That Modulates the Frequency Rate or Extent of Light Activated Channel Activity. 
    16062   Adaptation of Rhodopsin Mediated Signaling  The Process in Which a Rhodopsin Mediated Signaling Pathway Is Adjusted to Modulate the Sensitivity and Response of a Visual System to Light Stimuli (that Might Vary Over More Than 6 Magnitudes in Intensity) Without Response Saturation. 
    30048   Actin Filament Based Movement  Movement of Organelles or Other Particles Along Actin Filaments or Sliding of Actin Filaments Past Each Other Mediated by Motor Proteins. 
    42052   Rhabdomere Development  The Assembly and Arrangement of a Rhabdomere Within a Cell. the Rhabdomere Is the Organelle On the Apical Surface of a Photoreceptor Cell That Contains the Visual Pigments. 
    46331   Lateral Inhibition  Signaling Between Cells of Equivalent Developmental Potential That Results in These Cells Adopting Different Developmental Fates. an Example Is the Suppression by Cells with a Particular Fate of the Adoption of the Same Fate by Surrounding Cells. 
    46716   Muscle Cell Cellular Homeostasis  The Cellular Homeostatic Process That Preserves a Muscle Cell in a Stable Functional or Structural State. 
    51383   Kinetochore Organization  A Process That Is Carried Out At the Cellular Level Which Results in the Assembly Arrangement of Constituent Parts or Disassembly of the Kinetochore a Multisubunit Complex That Is Located At the Centromeric Region of DNA and Provides an Attachment Point For the Spindle Microtubules. 
    51533   Positive Regulation of Nfat Protein Import Into Nucleus  Any Process That Activates or Increases the Frequency Rate or Extent of the Movement of an Nfat Protein From the Cytoplasm to the Nucleus. 
    72499   Photoreceptor Cell Axon Guidance  The Chemotaxis Process That Directs the Migration of a Photoreceptor Cell Axon Growth Cone to Its Target in the Optic Lobe in Response to a Combination of Attractive and Repulsive Cues. 
    90307   Spindle Assembly Involved in Mitosis  The Aggregation Arrangement and Bonding Together of a Set of Components to Form the Spindle That Contributes to the Process of Mitosis. 
    2001020   Regulation of Response to DNA Damage Stimulus  Any Process That Modulates the Frequency Rate or Extent of Response to DNA Damage Stimulus. 
    922   Spindle Pole  Either of the Ends of a Spindle Where Spindle Microtubules Are Organized; Usually Contains a Microtubule Organizing Center and Accessory Molecules Spindle Microtubules and Astral Microtubules. 
    5737   Cytoplasm  All of the Contents of a Cell Excluding the Plasma Membrane and Nucleus But Including Other Subcellular Structures. 
    5814   Centriole  A Cellular Organelle Found Close to the Nucleus in Many Eukaryotic Cells Consisting of a Small Cylinder with Microtubular Walls 300 500 Nm Long and 150 250 Nm in Diameter. It Contains Nine Short Parallel Peripheral Microtubular Fibrils Each Fibril Consisting of One Complete Microtubule Fused to Two Incomplete Microtubules. Cells Usually Have Two Centrioles Lying At Right Angles to Each Other. At Division Each Pair of Centrioles Generates Another Pair and the Twin Pairs Form the Pole of the Mitotic Spindle. 
    5819   Spindle  The Array of Microtubules and Associated Molecules That Forms Between Opposite Poles of a Eukaryotic Cell During Mitosis or Meiosis and Serves to Move the Duplicated Chromosomes Apart. 
    5875   Microtubule Associated Complex  Any Multimeric Complex Connected to a Microtubule. 
    16028   Rhabdomere  The Specialized Microvilli Containing Organelle On the Apical Surfaces of a Photoreceptor Cell Containing the Visual Pigment Rhodopsin and Most of the Proteins Involved in Phototransduction. 
    30496   Midbody  A Thin Cytoplasmic Bridge Formed Between Daughter Cells At the End of Cytokinesis. the Midbody Forms Where the Contractile Ring Constricts and May Persist For Some Time Before Finally Breaking to Complete Cytokinesis. 
    31475   Myosin V Complex  A Myosin Complex Containing a Dimer of Class V Myosin Heavy Chains and Associated Light Chains; Involved in Intracellular Transport. Myosin V Is a Dimeric Molecule Consisting of Conserved Motor Domains Followed by 6 Iq Motifs Which Bind Specific Light Chains and Calmodulin. the Tail Domain Is Important For Cellular Localization and Cargo Binding and Can Be Divided Into an Alpha Helical Coiled Coil Region and a C Terminal Globular Region. 
    31476   Myosin Vi Complex  A Myosin Complex Containing One or More Class Vi Myosin Heavy Chains and Associated Light Chains. Myosin Vi Has a Single Iq Motif in the Neck and a Tail Region with a Coiled Coil Domain Followed by a Unique Globular Domain; a Unique Insertion That Enables Myosin Vi to Move Towards the Pointed or Minus End of Actin Filaments. 
    5509   Calcium Ion Binding  Interacting Selectively and Non Covalently with Calcium Ions (ca2+). 
    5515   Protein Binding  Interacting Selectively and Non Covalently with Any Protein or Protein Complex (a Complex of Two or More Proteins That May Include Other Nonprotein Molecules). 
    5516   Calmodulin Binding  Interacting Selectively and Non Covalently with Calmodulin a Calcium Binding Protein with Many Roles Both in the Calcium Bound and Calcium Free States. 
    31489   Myosin V Binding  Interacting Selectively and Non Covalently with a Class V Myosin; Myosin V Is a Dimeric Molecule Involved in Intracellular Transport. 
    32036   Myosin Heavy Chain Binding  Interacting Selectively and Non Covalently with a Heavy Chain of a Myosin Complex. 
    46872   Metal Ion Binding  Interacting Selectively and Non Covalently with Any Metal Ion. 
    70855   Myosin Vi Head/neck Binding  Interacting Selectively and Non Covalently with the Head/neck Region of a Myosin Vi Heavy Chain. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain B
    Common Name Fruit Fly
    Scientific Name Drosophila melanogaster  
    Host Scientific Name Spodoptera frugiperda  
    Host Vector Type Baculovirus


    Chain A
    Common Name Pig
    Scientific Name Sus scrofa  
    Host Scientific Name Spodoptera frugiperda  
    Host Vector Type Baculovirus


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    1 - 397085     myosin VI MYO6    
    2R 48F1-48F1 36329     Calmodulin CAM