4ZRQ	Transport Protein	date	May 12, 2015
title	E88 Deletion Mutant Of Cd320 In Complex With Tc2
authors	A.Alam, K.P.Locher
compound		source
Molecule: Transcobalamin-2 Chain: A, B Synonym: Tc-2,Transcobalamin II,Tcii Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Tcn2, Tc2 Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108 Expression_system_cell_line: Sf21 Expression_system_vector: Unidentified Baculovirus
Molecule: Cd320 Antigen Chain: C, D Fragment: Residues 53-171 Synonym: 8d6 Antigen,Fdc-Signaling Molecule 8d6,Fdc-Sm-8d6, Transcobalamin Receptor,Tcblr; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cd320, 8d6a, Unq198pro224 Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108 Expression_system_cell_line: Sf21 Expression_system_vector: Unidentified Baculovirus
symmetry	Space Group: P 43 21 2	R_factor 0.199 R_Free 0.231
crystal cell	length a length b length c angle alpha angle beta angle gamma 98.404 98.404 356.341 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	CA, CNC, GOL	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural basis of transcobalamin recognition by human CD320 receptor., Alam A, Woo JS, Schmitz J, Prinz B, Root K, Chen F, Bloch JS, Zenobi R, Locher KP, Nat Commun. 2016 Jul 14;7:12100. doi: 10.1038/ncomms12100. PMID:27411955

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (333 Kb) [Save to disk] Biological Unit Coordinates (4zrq.pdb1.gz) 159 Kb Biological Unit Coordinates (4zrq.pdb2.gz) 160 Kb LPC: Ligand-Protein Contacts for 4ZRQ CSU: Contacts of Structural Units for 4ZRQ Structure Factors (631 Kb) Retrieve 4ZRQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4ZRQ from S2C, [Save to disk] Re-refined 4zrq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4ZRQ 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 4ZRQ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4zrq_A] [4zrq_D] [4zrq] [4zrq_C] [4zrq_B] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 4ZRQ: [LDLa ] by SMART

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