1TUC	Cytoskeleton	date	Feb 29, 1996
title	Alpha-Spectrin Src Homology 3 Domain, Circular Permutant, Cu P20
authors	M.Wilmanns, L.Serrano, A.R.Viguera
compound		source
Molecule: Alpha-Spectrin Chain: A Fragment: Src Homology 3 Domain Engineered: Yes Mutation: Yes Other_details: This Is A Circular Permutant Of The Wt Alpha Sh3 Sequence (Pdb Entry Wt-3d Structure: 1sgb). The Residue Are As In The Wt Spectrin-Sh3 Domain (1sgb). Thr 4 (N-Termi Asp 62 (C-Terminus) Of The Wt-Sh3 Sequence Are Linked By Tw Additional Residues (Ser 2, Gly 3). The Chain Is Cleaved Be 19 And Pro 20. Two Residues Are Added At The New N-Terminus Gly 101).		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031 Organ: Brain Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Pet3d
symmetry	Space Group: P 43 21 2	R_factor 0.214 R_Free 0.290
crystal cell	length a length b length c angle alpha angle beta angle gamma 41.800 41.800 92.040 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.02 Å
related structures	by homologous chain: 1PWT, 1SHG
Primary reference	The order of secondary structure elements does not determine the structure of a protein but does affect its folding kinetics., Viguera AR, Blanco FJ, Serrano L, J Mol Biol 1995 Apr 7;247(4):670-81. PMID:7723022

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (16 Kb) [Save to disk] Biological Unit Coordinates (1tuc.pdb1.gz) 12 Kb CSU: Contacts of Structural Units for 1TUC Likely Quarternary Molecular Structure file(s) for 1TUC Retrieve 1TUC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TUC from S2C, [Save to disk]

View 1TUC 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 1TUC

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1TUC, from MSDmotif at EBI Genome occurence of 1TUC's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1tuc__, region [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: [1tuc_A] [1tuc] SWISS-PROT database: [P07751] Domain organization of [SPTA2_CHICK] by SWISSPFAM Domain found in 1TUC: [SH3 ] by SMART

Other resources with information on 1TUC

Community annotation for 1TUC at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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