1NWG	Transferase Activator Transferase	date	Feb 06, 2003
title	Beta-1,4-Galactosyltransferase Complex With Alpha-Lactalbumi Butanoyl-Glucoamine
authors	B.Ramakrishnan, P.S.Shah, P.K.Qasba
compound		source
Molecule: Alpha-Lactalbumin Chain: A, C Fragment: Regulatory Subunit Of Lactose Synthase Synonym: Lactose Synthase B Protein Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Gene: Lalba Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet17.1
Molecule: Beta-1,4-Galactosyltransferase Chain: B, D Fragment: Residues 57-329 Ec: 2.4.1.90 Engineered: Yes		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Gene: Beta-1,4-Galactosyltransferase Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet23c
symmetry	Space Group: P 1 21 1	R_factor 0.208 R_Free 0.277
crystal cell	length a length b length c angle alpha angle beta angle gamma 57.204 97.111 99.702 90.00 101.14 90.00
method	X-Ray Diffraction	resolution	2.32 Å
ligand	BGN, CA	enzyme	Transferase E.C.2.4.1.90 BRENDA
note	1NWG supersedes 1JNA
related structures	by homologous chain: 1FGX, 1NHE, 1O23
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	alpha-Lactalbumin (LA) stimulates milk beta-1,4-galactosyltransferase I (beta 4Gal-T1) to transfer glucose from UDP-glucose to N-acetylglucosamine. Crystal structure of beta 4Gal-T1 x LA complex with UDP-Glc., Ramakrishnan B, Shah PS, Qasba PK, J Biol Chem. 2001 Oct 5;276(40):37665-71. Epub 2001 Aug 2. PMID:11485999

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (150 Kb) [Save to disk] Biological Unit Coordinates (1nwg.pdb1.gz) 74 Kb Biological Unit Coordinates (1nwg.pdb2.gz) 72 Kb LPC: Ligand-Protein Contacts for 1NWG CSU: Contacts of Structural Units for 1NWG Likely Quarternary Molecular Structure file(s) for 1NWG Structure Factors (339 Kb) Retrieve 1NWG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NWG from S2C, [Save to disk] Re-refined 1nwg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NWG 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 1NWG

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 1NWG, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nwga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1nwgb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1nwgc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1nwgd_, region D [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: [1nwg] [1nwg_A] [1nwg_D] [1nwg_C] [1nwg_B] SWISS-PROT database: [P08037] [P29752] Domain organization of [B4GT1_BOVIN] [LALBA_MOUSE] by SWISSPFAM Domain found in 1NWG: [LYZ1 ] by SMART

Other resources with information on 1NWG

Community annotation for 1NWG 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

---