5EXR	Replication	date	Nov 24, 2015
title	Crystal Structure Of Human Primosome
authors	T.H.Tahirov, A.G.Baranovskiy, N.D.Babayeva
compound		source
Molecule: Dna Primase Small Subunit Chain: A, E Synonym: Dna Primase 49 Kda Subunit,P49 Ec: 2.7.7.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Prim1 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna Primase Large Subunit Chain: B, F Synonym: Dna Primase 58 Kda Subunit,P58 Ec: 2.7.7.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Prim2, Prim2a Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Dna Polymerase Alpha Catalytic Subunit Chain: C, G Synonym: Dna Polymerase Alpha Catalytic Subunit P180 Ec: 2.7.7.7 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pola1, Pola Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108
Molecule: Dna Polymerase Alpha Subunit B Chain: D, H Synonym: Dna Polymerase Alpha 70 Kda Subunit Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Pola2 Expression_system: Spodoptera Frugiperda Expression_system_taxid: 7108
symmetry	Space Group: P 1 21 1	R_factor 0.268 R_Free 0.326
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.096 210.164 172.565 90.00 93.56 90.00
method	X-Ray Diffraction	resolution	3.60 Å
ligand	SF4, ZN	enzyme	Transferase E.C.2.7.7 BRENDA
Gene Ontology	Chain Function Process Component A, E C, G F, B H, D
Primary reference	MECHANISM OF CONCERTED RNA-DNA PRIMER SYNTHESIS BY THE HUMAN PRIMOSOME., Baranovskiy AG, Babayeva ND, Zhang Y, Gu J, Suwa Y, Pavlov YI, Tahirov TH, J Biol Chem. 2016 Mar 14. pii: jbc.M116.717405. PMID:26975377

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (762 Kb) [Save to disk] Biological Unit Coordinates (5exr.pdb1.gz) 381 Kb Biological Unit Coordinates (5exr.pdb2.gz) 383 Kb LPC: Ligand-Protein Contacts for 5EXR CSU: Contacts of Structural Units for 5EXR Structure Factors (1097 Kb) Retrieve 5EXR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5EXR from S2C, [Save to disk] Re-refined 5exr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 5EXR 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 5EXR

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

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [5exr_A] [5exr] [5exr_E] [5exr_D] [5exr_B] [5exr_H] [5exr_C] [5exr_G] [5exr_F] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 5EXR: [POLBc ] by SMART

Other resources with information on 5EXR

Community annotation for 5EXR at PDBWiki (http://pdbwiki.org)

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