1G6V	Lyase Immune System	date	Nov 08, 2000
title	Complex Of The Camelid Heavy-Chain Antibody Fragment Cab-Ca0 Bovine Carbonic Anhydrase
authors	A.Desmyter, K.Decanniere, S.Muyldermans, L.Wyns
compound		source
Molecule: Carbonic Anhydrase Chain: A Ec: 4.2.1.1		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913
Molecule: Antibody Heavy Chain Chain: K Fragment: Cab-Ca05, Variable Domain Engineered: Yes		Organism_scientific: Camelus Dromedarius Organism_common: Arabian Camel Organism_taxid: 9838 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 41 21 2	R_factor 0.210 R_Free 0.276
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.860 83.860 224.050 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.50 Å
ligand	ZN	enzyme	Lyase E.C.4.2.1.1 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Antigen specificity and high affinity binding provided by one single loop of a camel single-domain antibody., Desmyter A, Decanniere K, Muyldermans S, Wyns L, J Biol Chem 2001 Jul 13;276(28):26285-90. Epub 2001 May 7. PMID:11342547

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk] Biological Unit Coordinates (1g6v.pdb1.gz) 54 Kb LPC: Ligand-Protein Contacts for 1G6V CSU: Contacts of Structural Units for 1G6V Likely Quarternary Molecular Structure file(s) for 1G6V Structure Factors (91 Kb) Retrieve 1G6V in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1G6V from S2C, [Save to disk] Re-refined 1g6v structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1G6V in 3D

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Visual 3D analysis of 1G6V

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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 1G6V, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1g6va_, region A [Jmol] [rasmolscript] [script source]     - Domain d1g6vk_, region K [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: [1g6v_K] [1g6v] [1g6v_A] SWISS-PROT database: [P00921] Domain organization of [CAH2_BOVIN] by SWISSPFAM Domains found in 1G6V: [Carb_anhydrase] [IGv ] by SMART

Other resources with information on 1G6V

Community annotation for 1G6V at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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