1U5I	Hydrolase	date	Jul 27, 2004
title	Crystal Structure Analysis Of Rat M-Calpain Mutant Lys10 Thr
authors	C.M.Hosfield, G.P.Pal, J.S.Elce, Z.Jia
compound		source
Molecule: Calpain 2, Large [Catalytic] Subunit Precursor Chain: A Synonym: M-Calpain Large Subunit Ec: 3.4.22.53 Engineered: Yes Mutation: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Calpain Small Subunit 1 Chain: B Fragment: Residues 1-184 Synonym: M-Calpain Small Subunit Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.191 R_Free 0.283
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.658 156.520 64.227 90.00 95.39 90.00
method	X-Ray Diffraction	resolution	2.86 Å
ligand		enzyme	Hydrolase E.C.3.4.22.53 BRENDA
related structures	by homologous chain: 1QXP
Gene Ontology	Chain Function Process Component A proteolysis B
Primary reference	Activation of calpain by Ca2+: roles of the large subunit N-terminal and domain III-IV linker peptides., Hosfield CM, Elce JS, Jia Z, J Mol Biol 2004 Oct 29;343(4):1049-53. PMID:15476820

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (146 Kb) [Save to disk] Biological Unit Coordinates (1u5i.pdb1.gz) 135 Kb CSU: Contacts of Structural Units for 1U5I Likely Quarternary Molecular Structure file(s) for 1U5I Retrieve 1U5I in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1U5I from S2C, [Save to disk]

View 1U5I 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 1U5I

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1U5I, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1u5i_B] [1u5i] [1u5i_A] SWISS-PROT database: [Q07009] [Q64537] Domain organization of [CAN2_RAT] [CPNS1_RAT] by SWISSPFAM Domains found in 1U5I: [CysPc] [EFh] [calpain_III ] by SMART

Other resources with information on 1U5I

Community annotation for 1U5I at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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