Seeds to Symmetry to Structure: Crystallography and the Search for Atomic-Molecular Arrangement

Jan 25, 2013

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Seeds to Symmetry to Structure: Crystallography and the Search for Atomic-Molecular Arrangement

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Presentation Transcript

Protein Structure Similarity

Protein Structure Similarity. Secondary Structure Elements: a helices , b strands/sheets , & loops. NMR spectrometry. Structure Prediction/Determination. Computational tools Homology, threading Molecular dynamics Experimental tools. X-ray crystallography.

755 views • 59 slides

Chapter 9: Molecular Structures

RVCC Fall 2008 CHEM 103 – General Chemistry I. Chapter 9: Molecular Structures. Chemistry: The Molecular Science, 3 rd Ed. by Moore, Stanitski, and Jurs. Molecular Structure. Molecular geometry is the general shape of a molecule or the arrangement of atoms in three dimensional space.

1.97k views • 75 slides

BAB 2

BAB 2. Orbital dan perannya pada Ikatan Kovalen. FROM LEWIS DIAGRAMS TO MOLECULAR SHAPE. VSEPR THEORY. IKATAN KOVALEN. H. H. H. H. H. H. ( Model tumpang tindih orbital). Atom yang terpisah. atoms move closer. Tumpang tindih orbital. Pembentukan Ikatan. :. H. O. H.

1.18k views • 47 slides

The Unit Cell

The Unit Cell. Crystallography, Crystal Symmetry, and Crystal Systems. Smallest divisible unit of a mineral that possesses the symmetry and chemical properties of the mineral Atoms are arranged in a "box" with parallel sides - an atomic scale (5-15 Å) parallelepiped

663 views • 19 slides

Crystallography Databases

Crystallography Databases. John C. Huffman IUMSC. Crystallography Databases. Data content Database availability Limitations Graphics and other “viewers”. Crystallography Databases. Spectral databases Contain information on crystal properties (cell size, symmetry).

610 views • 31 slides

Structure Validation in Chemical Crystallography

Structure Validation in Chemical Crystallography. Ton Spek, Bijvoet Centre for Biomolecular Research, Utrecht University, The Netherlands . CCP4-Leeds, 5-Jan.-2008 . Overview of this Talk. Introduction to the Problems that are addressed by Structure Validation in Chemical Crystallography

654 views • 39 slides

Epidermal Growth Factor Receptor…

Epidermal Growth Factor Receptor…. PDB ID: 1M14 (X-ray crystallography) . PDB ID: 1IVO (x-ray crystallography. Michelle McBride Molecular Anatomy Project . …is:. Picture here of structure diagram? Or next slide? . A transmembrane receptor glycoprotein

764 views • 13 slides

Crystallography: An introduction

Crystallography: An introduction. Harma Brondijk Crystal and Structural chemistry, Utrecht University. Phase problem. . . . Crystal. Construct. Pure protein. 3D structure. X-ray Diffraction. Electron density. Crystallography. Why X-ray crystallography?. (Light) microscope:.

761 views • 34 slides

Types of Symmetry in Molecules

“ Wavefunctions have symmetry and their symmetry can be used to understand their properties and to define and describe molecular wavefunctions more easily.”. Types of Symmetry in Molecules. 1. axis of symmetry ( C n ). 2. plane of symmetry ( s ). 3. center of symmetry ( i ).

823 views • 21 slides

Introduction

Atomic/Molecular jet. Atomic/Molecular jet. HHG. HHG. Cavity Buildup x250. Cavity Buildup x250. Imaging Molecular Structure With High Harmonics Donald Willcox, Melanie Reber, Yuning Chen, Karabi Halder and Thomas Allison Stony Brook University, Stony Brook, NY. Heterodyne HHG Spectroscopy.

167 views • 1 slides

Chapter 4 Atomic Structure

Chapter 4 Atomic Structure. Early Models of the Atom. This is the Greek philosopher Democritus who began the search for a description of matter more than 2400 years ago.

363 views • 22 slides

Crystals and Symmetry

Crystals and Symmetry. Why Is Symmetry Important?. Identification of Materials Prediction of Atomic Structure Relation to Physical Properties Optical Mechanical Electrical and Magnetic. Repeating Atoms in a Mineral. Unit Cell. Unit Cells.

652 views • 47 slides

Atomic Theory of Matter

Atomic Theory of Matter. J. J. Thomson (1856 – 1940). Ernest Rutherford (1871 – 1938). UEQ: How does the structure of matter influence its physical and chemical behavior?. Unit: Matter Continued…. Concept: Structure and Arrangement of Atomic Particles. Atom Electron cloud Isotope Nucleus

462 views • 19 slides

Chapter 4

Chapter 4. An introduction to molecular symmetry. 4.1 Introduction. Understanding of symmetry is essential in discussions of molecular spectroscopy and calculations of molecular properties. consider the structures of BF 3 , and BF 2 H , both of which are planar. BF bond distances

1.6k views • 36 slides

Chapter 15

Chapter 15. Structure Prediction: Threading. Motivation. Given a protein, can you predict molecular structure Want to avoid repeated x-ray crystallography, but want accuracy You could use nucleotide alignment, but what do you do with the gapped regions?

268 views • 17 slides

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic Orbitals

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic Orbitals. Chapter 9 February 28 th , 2005. # of atoms bonded to central atom. # lone pairs on central atom. Arrangement of electron pairs. Molecular Geometry. Class. linear. linear. B. B.

841 views • 56 slides

Physical Chemistry III (728342) Chapter 5: Molecular Symmetry

Physical Chemistry III (728342) Chapter 5: Molecular Symmetry. Piti Treesukol Kasetsart University Kamphaeng Saen Campus. Molecular Symmetry. Molecular symmetry: The classification of any molecule according to its symmetry, correlating to its molecular properties

865 views • 33 slides

Arrangement of Two Electron Pairs on Be

Arrangement of Two Electron Pairs on Be. BeCl 2 Structure. Arrangement of Three Electron Pairs on B. BF 3 Structure. Tetrahedral Arrangement of Electron Pairs. Molecular Structure of Methane.

448 views • 30 slides

Atomic Mass & Molecular Mass

Atomic Mass & Molecular Mass. Definition. The average mass of an atom of a specific element. The unit of measure in the AMU or u (atomic mass unit). 1 proton = 1 u 1 neutron = 1 u 1 electron = roughly 1/2000 u; (1/1823). Atomic Mass. Examples. What is the atomic mass of oxygen?

391 views • 7 slides

Molecular orbital theory approach to bonding in transition metal complexes

Molecular orbital theory approach to bonding in transition metal complexes. Molecular orbital (MO) theory considers the overlap of atomic orbitals, of matching symmetry and comparable energy, to form molecular orbitals. When atomic orbital wave functions are combined, they

897 views • 25 slides

Microstructures

Microstructures. MFG 355. Molecular Structure. Chain Length. Molecular Structure. Backbone. Molecular Structure. Pendant Groups. Molecular Structure. Branching. Molecular Weight. Molecular weight is a statistical measurement Molecular weight has a large impact on processing parameters

355 views • 16 slides

Chapter 5 – Early Atomic Theory & Structure

Chapter 5 – Early Atomic Theory & Structure. 5.1 Early Thoughts. 5.6 Subatomic Parts of the Atom. 5.7 The Nuclear Atom. 5.2 Dalton's Model of the Atom. 5.8 General Arrangement of Subatomic Particles. 5.3 Composition of Compounds. 5.9 Atomic Numbers of the Elements.

838 views • 64 slides

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Seeds to Symmetry to Structure: Crystallography and the Search for Atomic-Molecular Arrangement

Seeds to Symmetry to Structure: Crystallography and the Search for Atomic-Molecular Arrangement

Presentation Transcript

Protein Structure Similarity

Chapter 9: Molecular Structures

BAB 2

The Unit Cell

Crystallography Databases

Structure Validation in Chemical Crystallography

Epidermal Growth Factor Receptor…

Crystallography: An introduction

Types of Symmetry in Molecules

Introduction

Chapter 4 Atomic Structure

Crystals and Symmetry

Atomic Theory of Matter

Chapter 4

Chapter 15

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic Orbitals

Physical Chemistry III (728342) Chapter 5: Molecular Symmetry

Arrangement of Two Electron Pairs on Be

Atomic Mass &amp; Molecular Mass

Molecular orbital theory approach to bonding in transition metal complexes

Microstructures

Chapter 5 – Early Atomic Theory &amp; Structure

Atomic Mass & Molecular Mass

Chapter 5 – Early Atomic Theory & Structure