1W6P	Lectin	date	Aug 20, 2004
title	X-Ray Crystal Structure Of C2s Human Galectin-1 Complexed Wi Acetyl-Lactosamine
authors	M.I.F.Lopez-Lucendo, H.J.Gabius, A.Romero
compound		source
Molecule: Galectin-1 Chain: A Synonym: Beta-Galactoside-Binding Lectin L-14-I, Hpl, Lacto Lectin 1, S-Lac Lectin 1, Galaptin, Hbl; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Scs1 Expression_system_vector: Puc540 Expression_system_plasmid: Ph14gal
Molecule: Galectin-1 Chain: B Synonym: Beta-Galactoside-Binding Lectin L-14-I, Hpl, Lacto Lectin 1, S-Lac Lectin 1, Galaptin, Hbl; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Scs1 Expression_system_vector: Puc540 Expression_system_plasmid: Ph14gal
symmetry	Space Group: P 21 21 21	R_factor 0.216 R_Free 0.238
crystal cell	length a length b length c angle alpha angle beta angle gamma 36.760 88.100 93.900 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	BME, CSO, GAL, NDG, SO4	enzyme
related structures	by homologous chain: 1GZW, 1SLT
Gene Ontology	Chain Function Process Component A, B
Primary reference	Growth-regulatory human galectin-1: crystallographic characterisation of the structural changes induced by single-site mutations and their impact on the thermodynamics of ligand binding., Lopez-Lucendo MF, Solis D, Andre S, Hirabayashi J, Kasai K, Kaltner H, Gabius HJ, Romero A, J Mol Biol. 2004 Oct 29;343(4):957-70. PMID:15476813

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (52 Kb) [Save to disk] Biological Unit Coordinates (1w6p.pdb1.gz) 46 Kb LPC: Ligand-Protein Contacts for 1W6P CSU: Contacts of Structural Units for 1W6P Likely Quarternary Molecular Structure file(s) for 1W6P Structure Factors (406 Kb) Retrieve 1W6P in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1W6P from S2C, [Save to disk] Re-refined 1w6p structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1W6P 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 1W6P

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 1W6P, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1w6pa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1w6pb_, 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: [1w6p] [1w6p_A] [1w6p_B] SWISS-PROT database: [P09382] Domain organization of [LEG1_HUMAN] by SWISSPFAM Domains found in 1W6P: [GLECT] [Gal-bind_lectin ] by SMART

Other resources with information on 1W6P

Community annotation for 1W6P at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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