1XFP	Immune System Hydrolase	date	Sep 15, 2004
title	Crystal Structure Of The Cdr2 Germline Reversion Mutant Of C Complex With Hen Egg White Lysozyme
authors	E.De Genst, F.Handelberg, A.Van Meirhaeghe, S.Vynck, R.Loris, L.W S.Muyldermans
compound		source
Molecule: Heavy Chain Antibody Chain: A Fragment: Vhh Domain Synonym: Cab-Lys3 Engineered: Yes		Organism_scientific: Camelus Dromedarius Organism_common: Arabian Camel Organism_taxid: 9838 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Wk6su- Expression_system_vector_type: Plasmid Expression_system_plasmid: Phen06
Molecule: Lysozyme C Chain: L Synonym: 1,4-Beta-N-Acetylmuramidase C, Allergen Gal D 4, G Ec: 3.2.1.17		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031 Tissue: Egg White
symmetry	Space Group: C 1 2 1	R_factor 0.201 R_Free 0.216
crystal cell	length a length b length c angle alpha angle beta angle gamma 128.294 72.334 38.766 90.00 106.74 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	FMT	enzyme	Hydrolase E.C.3.2.1.17 BRENDA
related structures	by homologous chain: 1A2Y, 1T2J, 1VDQ, 1YC7
Gene Ontology	Chain Function Process Component L
Primary reference	Chemical basis for the affinity maturation of a camel single domain antibody., De Genst E, Handelberg F, Van Meirhaeghe A, Vynck S, Loris R, Wyns L, Muyldermans S, J Biol Chem 2004 Dec 17;279(51):53593-601. Epub 2004 Sep 21. PMID:15383540

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (1xfp.pdb1.gz) 45 Kb LPC: Ligand-Protein Contacts for 1XFP CSU: Contacts of Structural Units for 1XFP Likely Quarternary Molecular Structure file(s) for 1XFP Structure Factors (418 Kb) Retrieve 1XFP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XFP from S2C, [Save to disk] Re-refined 1xfp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XFP 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 1XFP

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1XFP 1XFPA 1XFPL from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1XFP, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1xfpa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1xfpl_, region L [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: [1xfp_A] [1xfp_L] [1xfp] SWISS-PROT database: [P00698] Domain organization of [LYSC_CHICK] by SWISSPFAM Domains found in 1XFP: [IGv] [LYZ1 ] by SMART

Other resources with information on 1XFP

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

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