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BMRB: 36045

5WYO

Solution structure of E.coli HdeA

Authors

Yang, C., Hu, Y., Jin, C.

Assembly

Acid stress chaperone HdeA

Entity

1. Acid stress chaperone HdeA (polymer, Thiol state: all disulfide bound), 89 monomers, 9740.782 × 2 Da Detail

ADAQKAADNK KPVNSWTCED FLAVDESFQP TAVGFAEALN NKDKPEDAVL DVQGIATVTP AIVQACTQDK QANFKDKVKG EWDKIKKDM

Total weight

19481.564 Da

Max. entity weight

9740.782 Da

Entity Connection

disulfide 2 Detail

ID	Type	Value order	Atom ID 1	Atom ID 2
1	disulfide	sing	1:CYS18:SG	1:CYS66:SG
2	disulfide	sing	1:CYS18:SG	1:CYS66:SG

Source organism

Escherichia coli O157:H7

Exptl. method

solution NMR

Data set

assigned_chemical_shifts

Chem. Shift Complete

Sequence coverage: 100.0 %, Completeness: 88.1 %, Completeness (bb): 97.9 % Detail

Polymer type: polypeptide(L)

	Total	¹H	¹³C	¹⁵N
All	88.1 % (896 of 1017)	86.6 % (458 of 529)	88.5 % (345 of 390)	94.9 % (93 of 98)
Backbone	97.9 % (515 of 526)	98.3 % (174 of 177)	97.0 % (256 of 264)	100.0 % (85 of 85)
Sidechain	81.1 % (468 of 577)	80.7 % (284 of 352)	83.0 % (176 of 212)	61.5 % (8 of 13)
Aromatic	0.0 % (0 of 64)	0.0 % (0 of 32)	0.0 % (0 of 30)	0.0 % (0 of 2)
Methyl	100.0 % (92 of 92)	100.0 % (46 of 46)	100.0 % (46 of 46)

1. Acid stress chaperone HdeA

ADAQKAADNK KPVNSWTCED FLAVDESFQP TAVGFAEALN NKDKPEDAVL DVQGIATVTP AIVQACTQDK QANFKDKVKG EWDKIKKDM

Show sample condition

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 3.0, Details 2.0 mM [U-99% 13C; U-99% 15N] HdeA, 20 mM sodium citrate, 20 mM sodium phosphate, 90% H2O/10% D2O

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

Release date

2018-01-17

Citation

Characterizations of the Interactions between Escherichia coli Periplasmic Chaperone HdeA and Its Native Substrates during Acid Stress
Yu, X.C., Yang, C., Ding, J., Niu, X., Hu, Y., Jin, C.
Biochemistry (2017), 56, 5748-5757, PubMed 29016106 , DOI 10.1021/acs.biochem.7b00724 , Abstract

Related entities 1. Acid stress chaperone HdeA, : 1 : 4 : 3 entities Detail

Experiments performed 11 experiments Detail

1 2D 1H-15N HSQC

Instrument

Bruker AvanceIII - 600 MHz

Sample

State isotropic, Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 3.0, Details 2.0 mM [U-99% 13C; U-99% 15N] HdeA, 20 mM sodium citrate, 20 mM sodium phosphate, 90% H2O/10% D2O

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

2 3D HNCO

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

3 3D HNCA

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

4 3D CBCA(CO)NH

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

5 3D HNCACB

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

6 3D HBHA(CO)NH

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

7 3D HCCH-TOCSY

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

8 3D HCCH-COSY

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

9 3D 1H-15N NOESY

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

10 3D 1H-13C NOESY

Instrument

Bruker AvanceIII - 700 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

11 3D 13C/15N-filtered 13C-edited NOESY

Instrument

Bruker AvanceIII - 800 MHz

Sample

#	Name	Isotope labeling	Type	Concentration
1	HdeA	[U-99% 13C; U-99% 15N]	protein	2.0 mM
2	sodium citrate	natural abundance	buffer	20 mM
3	sodium phosphate	natural abundance	buffer	20 mM
4	H2O	natural abundance	solvent	90 %
5	D2O	[U-2H]	solvent	10 %

nullKeywords CHAPERONE, periplasmic protein

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Found 1 Document (0.72 seconds)

BMRB: 36045

Sample

Related entities 1. Acid stress chaperone HdeA, : 1 : 4 : 3 entities Detail

Experiments performed 11 experiments Detail

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