5L3Q	Protein Transport	date	May 24, 2016
title	Structure Of The Gtpase Heterodimer Of Human Srp54 And Sralp
authors	K.Wild, B.Segnitz, I.Sinning
compound		source
Molecule: Signal Recognition Particle 54 Kda Protein Chain: A, C Synonym: Srp54 Engineered: Yes Other_details: The C-Terminal M Domain Was Degraded During Crystallization;		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Srp54 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Signal Recognition Particle Receptor Subunit Alph Chain: B, D Synonym: Sr-Alpha,Docking Protein Alpha,Dp-Alpha Engineered: Yes Other_details: The N-Terminal Longin Domain (Srx) And The L The Ng Domain Are Degraded During Crystallization		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Srpra, Srpr Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: I 2 3	R_factor 0.145 R_Free 0.191
crystal cell	length a length b length c angle alpha angle beta angle gamma 241.394 241.394 241.394 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.20 Å
ligand	AMP, GNP, GOL, MG, SO4	enzyme
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Structural Basis for Conserved Regulation and Adaptation of the Signal Recognition Particle Targeting Complex., Wild K, Bange G, Motiejunas D, Kribelbauer J, Hendricks A, Segnitz B, Wade RC, Sinning I, J Mol Biol. 2016 May 27. pii: S0022-2836(16)30184-X. doi:, 10.1016/j.jmb.2016.05.015. PMID:27241309

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (388 Kb) [Save to disk] Biological Unit Coordinates (5l3q.pdb1.gz) 189 Kb Biological Unit Coordinates (5l3q.pdb2.gz) 190 Kb LPC: Ligand-Protein Contacts for 5L3Q CSU: Contacts of Structural Units for 5L3Q Structure Factors (799 Kb) Retrieve 5L3Q in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 5L3Q from S2C, [Save to disk] Re-refined 5l3q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 5L3Q 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 5L3Q

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: [5l3q_B] [5l3q_A] [5l3q_D] [5l3q_C] [5l3q] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 5L3Q: [AAA] [SRP54] [SRP54_N ] by SMART

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