3G43	Metal Binding Protein	date	Feb 03, 2009
title	Crystal Structure Of The Calmodulin-Bound Cav1.2 C-Terminal Domain Dimer
authors	J.L.Fallon, F.A.Quiocho
compound		source
Molecule: Calmodulin Chain: A, B, C, D Synonym: Cam Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Calm, Calm1, Calm2, Calm3, Calml2, Cam, Cam1, Cam2, C Camb, Camc, Camiii; Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3a
Molecule: Voltage-Dependent L-Type Calcium Channel Subunit Chain: E, F Fragment: C-Terminal Fragment: Unp Residues 1609-1682 Synonym: Voltage-Gated Calcium Channel Subunit Alpha Cav1.2 Channel, L Type, Alpha-1 Polypeptide, Isoform 1, Cardiac Mu Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cacna1c, Cach2, Cacn2, Cacnl1a1, Cchl1a1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-6p-1
symmetry	Space Group: P 21 21 21	R_factor 0.220 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 39.790 113.980 182.130 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	CA	enzyme
note	3G43 is a representative structure
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Crystal structure of dimeric cardiac L-type calcium channel regulatory domains bridged by Ca2+* calmodulins., Fallon JL, Baker MR, Xiong L, Loy RE, Yang G, Dirksen RT, Hamilton SL, Quiocho FA, Proc Natl Acad Sci U S A. 2009 Mar 31;106(13):5135-40. Epub 2009 Mar 11. PMID:19279214

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (118 Kb) [Save to disk] Biological Unit Coordinates (3g43.pdb1.gz) 111 Kb LPC: Ligand-Protein Contacts for 3G43 CSU: Contacts of Structural Units for 3G43 Likely Quarternary Molecular Structure file(s) for 3G43 Structure Factors (1507 Kb) Retrieve 3G43 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3G43 from S2C, [Save to disk] Re-refined 3g43 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3G43 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 3G43

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 3D motif for 3G43, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3g43_F] [3g43] [3g43_A] [3g43_B] [3g43_E] [3g43_D] [3g43_C] SWISS-PROT database: [Q13936] [P62158] Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB. Belongs to the calmodulin calcium binding protein (calmodulin) family according to TCDB. Domain organization of [CAC1C_HUMAN] [CALM_HUMAN] by SWISSPFAM Domains found in 3G43: [Ca_chan_IQ] [EFh ] by SMART

Other resources with information on 3G43

Community annotation for 3G43 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---