1HMK	Transferase	date	Nov 26, 1998
title	Recombinant Goat Alpha-Lactalbumin
authors	K.Horii, M.Matsushima, K.Tsumoto, I.Kumagai
compound		source
Molecule: Protein (Alpha-Lactalbumin) Chain: A Ec: 2.4.1.22 Engineered: Yes Mutation: Yes		Organism_scientific: Capra Hircus Organism_common: Goat Organism_taxid: 9925 Gene: A Cloned Gene Of Goat Lacta Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-Put7la Expression_system_gene: A Cloned Gene Of Goat Cdna
symmetry	Space Group: P 21 21 2	R_factor 0.198 R_Free 0.275
crystal cell	length a length b length c angle alpha angle beta angle gamma 44.850 88.940 32.160 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	CA	enzyme	Transferase E.C.2.4.1.22 BRENDA
related structures	by homologous chain: 1NKH, 1NQI
Gene Ontology	Chain Function Process Component A
Primary reference	Effect of the extra n-terminal methionine residue on the stability and folding of recombinant alpha-lactalbumin expressed in Escherichia coli., Chaudhuri TK, Horii K, Yoda T, Arai M, Nagata S, Terada TP, Uchiyama H, Ikura T, Tsumoto K, Kataoka H, Matsushima M, Kuwajima K, Kumagai I, J Mol Biol 1999 Jan 22;285(3):1179-94. PMID:9887272

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (1hmk.pdb1.gz) 42 Kb LPC: Ligand-Protein Contacts for 1HMK CSU: Contacts of Structural Units for 1HMK Likely Quarternary Molecular Structure file(s) for 1HMK Retrieve 1HMK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HMK from S2C, [Save to disk]

View 1HMK 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 1HMK

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HMK, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hmka_, region A [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: [1hmk] [1hmk_A] SWISS-PROT database: [P00712] Domain organization of [LALBA_CAPHI] by SWISSPFAM Domain found in 1HMK: [LYZ1 ] by SMART

Other resources with information on 1HMK

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

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