1S1G	Transport Protein	date	Jan 06, 2004
title	Crystal Structure Of Kv4.3 T1 Domain
authors	R.H.Scannevin, K.W.Wang, F.Jow, J.Megules, D.C.Kopsco, W.Edris, K.C.Carroll, Q.Lu, W.X.Xu, Z.B.Xu, A.H.Katz, S.Olland, L.Lin, M.Ta M.Stahl, K.Malakian, W.Somers, L.Mosyak, M.R.Bowlby, P.Chanda, K.
compound		source
Molecule: Potassium Voltage-Gated Channel Subfamily D Membe Chain: A, B Fragment: Kv4.3t1 (Residue 29-143, Sws Q9uk17) Synonym: Potassium Channel Kv4.3 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Kcnd3 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21-De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-21
symmetry	Space Group: P 41 21 2	R_factor 0.228 R_Free 0.273
crystal cell	length a length b length c angle alpha angle beta angle gamma 84.230 84.230 104.990 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	ZN	enzyme
related structures	by homologous chain: 1NN7
Gene Ontology	Chain Function Process Component A, B
Primary reference	Two N-terminal domains of Kv4 K(+) channels regulate binding to and modulation by KChIP1., Scannevin RH, Wang K, Jow F, Megules J, Kopsco DC, Edris W, Carroll KC, Lu Q, Xu W, Xu Z, Katz AH, Olland S, Lin L, Taylor M, Stahl M, Malakian K, Somers W, Mosyak L, Bowlby MR, Chanda P, Rhodes KJ, Neuron 2004 Feb 19;41(4):587-98. PMID:14980207

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk] Biological Unit Coordinates (1s1g.pdb1.gz) 75 Kb LPC: Ligand-Protein Contacts for 1S1G CSU: Contacts of Structural Units for 1S1G Likely Quarternary Molecular Structure file(s) for 1S1G Structure Factors (133 Kb) Retrieve 1S1G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1S1G from S2C, [Save to disk] Re-refined 1s1g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1S1G 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 1S1G

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 1S1G, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1s1ga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1s1gb_, region B [Jmol] [rasmolscript] [script source] 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: [1s1g_A] [1s1g] [1s1g_B] SWISS-PROT database: [Q9UK17] Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB. Domain organization of [KCND3_HUMAN] by SWISSPFAM Domain found in 1S1G: [BTB ] by SMART

Other resources with information on 1S1G

Community annotation for 1S1G 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

---