BMRB Entry 30081

Title:
The structure of chaperone SecB in complex with unstructured PhoA binding site a   PubMed: 27501151
Deposition date:
2016-05-09
Original release date:
2016-08-18
Authors:
Huang, C.; Saio, T.; Rossi, P.; Kalodimos, C.
Citation:

Citation: Huang, C.; Saio, T.; Rossi, P.; Kalodimos, C.. "Structural basis for the antifolding activity of a molecular chaperone"  Nature 537, 202-206 (2016).

Assembly members:

Assembly members:
Protein-export protein SecB, polymer, 155 residues, 17287.266 Da.
Alkaline phosphatase, polymer, 25 residues, 2743.329 Da.

Natural source:

Natural source:   Common Name: enterobacteria   Taxonomy ID: 585055   Superkingdom: not available   Kingdom: Escherichia   Genus/species: coli not available

Experimental source:   Production method: recombinant technology   Host organism: Escherichia coli BL21(DE3)

Experimental source:

Natural source:   Common Name: enterobacteria   Taxonomy ID: 585055   Superkingdom: not available   Kingdom: Escherichia   Genus/species: coli not available

Experimental source:   Production method: recombinant technology   Host organism: Escherichia coli BL21(DE3)

Data typeCount
13C chemical shifts2334
15N chemical shifts618
1H chemical shifts2138

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
  • Hide all

Assembly:

Entity Assembly IDEntity NameEntity ID
1entity_1, chain 11
2entity_1, chain 21
3entity_1, chain 31
4entity_1, chain 41
5entity_2, chain 12
6entity_2, chain 22
7entity_2, chain 32
8entity_2, chain 42

Entities:

Entity 1, entity_1, chain 1 155 residues - 17287.266 Da.

1   METSERGLUGLNASNASNTHRGLUMETTHR
2   PHEGLNILEGLNARGILETYRTHRLYSASP
3   ILESERPHEGLUALAPROASNALAPROHIS
4   VALPHEGLNLYSASPTRPGLNPROGLUVAL
5   LYSLEUASPLEUASPTHRALASERSERGLN
6   LEUALAASPASPVALTYRGLUVALVALLEU
7   ARGVALTHRVALTHRALASERLEUGLYGLU
8   GLUTHRALAPHELEUCYSGLUVALGLNGLN
9   GLYGLYILEPHESERILEALAGLYILEGLU
10   GLYTHRGLNMETALAHISCYSLEUGLYALA
11   TYRCYSPROASNILELEUPHEPROTYRALA
12   ARGGLUCYSILETHRSERMETVALSERARG
13   GLYTHRPHEPROGLNLEUASNLEUALAPRO
14   VALASNPHEASPALALEUPHEMETASNTYR
15   LEUGLNGLNGLNALAGLYGLUGLYTHRGLU
16   GLUHISGLNASPALA

Entity 2, entity_2, chain 1 25 residues - 2743.329 Da.

1   METLYSGLNSERTHRILEALALEUALALEU
2   LEUPROLEULEUPHETHRPROVALTHRLYS
3   ALAARGTHRPROGLU

Samples:

sample_1: PhoA binding site a, [U-100% 13C; U-100% 15N], 300 uM; SecB, [U-100% 13C; U-100% 15N], 300 uM; potassium chloride 150 uM; potassium phosphate 50 uM; sodium phosphate 50 uM; H2O 90%; D2O 10%

sample_conditions_1: ionic strength: 150 mM; pH: 7; pressure: 1 atm; temperature: 301 K

Experiments:

NameSampleSample stateSample conditions
2D 1H-15N HSQCsample_1isotropicsample_conditions_1
2D 1H-13C HSQC aliphaticsample_1isotropicsample_conditions_1
2D 1H-13C HSQC aromaticsample_1isotropicsample_conditions_1
3D 1H-13C NOESY aliphaticsample_1isotropicsample_conditions_1
3D 1H-13C NOESY aromaticsample_1isotropicsample_conditions_1

Software:

CNS, Brunger, Adams, Clore, Gros, Nilges and Read - refinement

CYANA, Guntert, Mumenthaler and Wuthrich - structure calculation

NMRPipe, Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax - processing

NMRView, Johnson, One Moon Scientific - chemical shift assignment

NMR spectrometers:

  • Bruker AvanceIII 700 MHz
  • Varian INOVA 900 MHz

Download simulated HSQC data in one of the following formats:
CSV: Backbone or all simulated shifts
SPARKY: Backbone or all simulated shifts