1HCI Triple-Helix Coiled Coil date May 04, 2001
title Crystal Structure Of The Rod Domain Of Alpha-Actinin
authors J.Ylanne, K.Scheffzek, P.Young, M.Saraste
compound source
Molecule: Alpha-Actinin 2
Chain: A, B
Fragment: Spectrin-Like Repeats 1,2,3, And 4 - Amino Acids 274 - 746;
Synonym: Alpha Actinin Skeletal Muscle Isoform 2, F-Actin Cross Linking Protein;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Skeletal Muscle
Plasmid: Pet 8c
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_cellular_location: Cytoplasm
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet 8c
symmetry Space Group: P 31
R_factor 0.270 R_Free 0.295
crystal
cell
length a length b length c angle alpha angle beta angle gamma
103.280 103.280 218.640 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.8 Å
related structures by homologous chain: 1QUU
subcellular loc. Membrane localization by OPM: Eukaryotic plasma membrane
extracellular side
cytoplasmic side
Primary referenceCrystal structure of the alpha-actinin rod reveals an extensive torsional twist., Ylanne J, Scheffzek K, Young P, Saraste M, Structure (Camb) 2001 Jul 3;9(7):597-604. PMID:11470434
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (162 Kb) [Save to disk]
  • Biological Unit Coordinates (1hci.pdb1.gz) 160 Kb
  • CSU: Contacts of Structural Units for 1HCI
  • Likely Quarternary Molecular Structure file(s) for 1HCI
  • Structure Factors (622 Kb)
  • Retrieve 1HCI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HCI from S2C, [Save to disk]
  • Re-refined 1hci structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HCI in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1HCI
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1HCI, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hcia1, region A:272-396 [Jmol] [rasmolscript] [script source]
        - Domain d1hcia2, region A:397-511 [Jmol] [rasmolscript] [script source]
        - Domain d1hcia3, region A:512-632 [Jmol] [rasmolscript] [script source]
        - Domain d1hcia4, region A:633-746 [Jmol] [rasmolscript] [script source]
        - Domain d1hcib1, region B:272-396 [Jmol] [rasmolscript] [script source]
        - Domain d1hcib2, region B:397-511 [Jmol] [rasmolscript] [script source]
        - Domain d1hcib3, region B:512-632 [Jmol] [rasmolscript] [script source]
        - Domain d1hcib4, region B:633-746 [Jmol] [rasmolscript] [script source]
  • Fold representative 1hci from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1hci_B] [1hci_A] [1hci]
  • SWISS-PROT database: [P35609]
  • Domain organization of [ACTN2_HUMAN] by SWISSPFAM
  • Domain found in 1HCI: [SPEC ] by SMART
  • Alignments of the sequence of 1HCI with the sequences similar proteins can be viewed for 1HCI's classification [ACTN2_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [ACTN2_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 1HCI
  • Community annotation for 1HCI at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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