1LU2	Lectin	date	Jul 30, 1998
title	Dolichos Biflorus Seed Lectin In Complex With The Blood Grou Trisaccharide
authors	T.W.Hamelryck, R.Loris, J.Bouckaert, G.Strecker, A.Imberty, E.Fer L.Wyns, M.E.Etzler
compound		source
Molecule: Lectin Chain: A, B Synonym: Dbl Engineered: Yes Other_details: Dolichos Biflorus Seed Lectin		Organism_scientific: Vigna Unguiculata Subsp. Cylindrica Organism_common: Horse Gram Organism_taxid: 3840 Strain: Subsp. Cylindrica Organ: Seed Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.191 R_Free 0.219
crystal cell	length a length b length c angle alpha angle beta angle gamma 96.730 108.000 80.960 90.00 124.67 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	A2G, CA, MN	enzyme
related structures	by homologous chain: 1FAT, 1G8W
Gene Ontology	Chain Function Process Component A, B
Primary reference	Carbohydrate binding, quaternary structure and a novel hydrophobic binding site in two legume lectin oligomers from Dolichos biflorus., Hamelryck TW, Loris R, Bouckaert J, Dao-Thi MH, Strecker G, Imberty A, Fernandez E, Wyns L, Etzler ME, J Mol Biol 1999 Mar 5;286(4):1161-77. PMID:10047489

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (80 Kb) [Save to disk] Biological Unit Coordinates (1lu2.pdb1.gz) 148 Kb LPC: Ligand-Protein Contacts for 1LU2 CSU: Contacts of Structural Units for 1LU2 Likely Quarternary Molecular Structure file(s) for 1LU2 Structure Factors (121 Kb) Retrieve 1LU2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1LU2 from S2C, [Save to disk] Re-refined 1lu2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1LU2 in 3D

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Visual 3D analysis of 1LU2

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 1LU2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1lu2a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1lu2b_, 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: [1lu2] [1lu2_A] [1lu2_B] SWISS-PROT database: [P05045] Domain organization of [LEC1_DOLBI] by SWISSPFAM

Other resources with information on 1LU2

Community annotation for 1LU2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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