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Found 1 Document (0.463 seconds)

BMRB: 15367

2JUR

RgIA, a Novel Conotoxin that Blocks the nAChR

Authors

Feng, Z.

Assembly

alpha-RgIA

Entity

1. alpha-RgIA (polymer, Thiol state: all disulfide bound), 13 monomers, 1588.861 Da Detail

GCCSEPRCRY RCR

Formula weight

1588.861 Da

Entity Connection

disulfide 2 Detail

ID	Type	Value order	Atom ID 1	Atom ID 2
1	disulfide	sing	1:CYS2:SG	1:CYS8:SG
2	disulfide	sing	1:CYS3:SG	1:CYS12:SG

Source organism

Conus imperialis

Exptl. method

solution NMR

Refine. method

simulated annealing

Data set

assigned_chemical_shifts

Chem. Shift Complete

Sequence coverage: 100.0 %, Completeness: 95.0 %, Completeness (bb): 88.5 % Detail

Polymer type: polypeptide(L)

	Total	¹H
All	95.0 % (76 of 80)	95.0 % (76 of 80)
Backbone	88.5 % (23 of 26)	88.5 % (23 of 26)
Sidechain	98.1 % (53 of 54)	98.1 % (53 of 54)
Aromatic	100.0 % (4 of 4)	100.0 % (4 of 4)

1. Conotoxin

GCCSEPRCRY RCR

Show sample condition

Sample

Solvent system 95% H2O/5% D2O, Temperature 298 K, pH 4.22

#	Name	Isotope labeling	Type	Concentration
1	toxin	natural abundance		1.0 (±0.2) mM

Protein Blocks Logo

Calculated from 20 models in PDB: 2JUR, Strand ID: A Detail

Release date

2008-03-12

Citation

Alpha-RgIA, a novel conotoxin that blocks the alpha9alpha10 nAChR: structure and identification of key receptor-binding residues
Ellison, M., Feng, Z., Park, A., Zhang, X., Olivera, B.M., McIntosh, M.J., Norton, R.S.
J. Mol. Biol. (2008), 377, 1216-1227, PubMed 18295795 , DOI 10.1016/j.jmb.2008.01.082 , Abstract

Entries sharing articles BMRB: 4 entries Detail

  BMRB: 15368 released on 2008-03-12
    Title RgIA, a Novel Conotoxin that Blocks the nAChR
  BMRB: 15435 released on 2008-03-12
    Title alpha-RgIA, a Novel Conotoxin That Blocks the alpha9alpha10 nAChR
  BMRB: 15436 released on 2008-03-12
    Title alpha-RgIA, a Novel Conotoxin That Blocks the alpha9alpha10 nAChR
  BMRB: 15586 released on 2008-03-12
    Title alpha-RgIA, a Novel Conotoxin that Blocks the nAChR

Related entities 1. alpha-RgIA, : 1 : 4 : 19 entities Detail

Experiments performed 3 experiments Detail

Chemical shift validation 3 contents Detail

Properties

Input source #1: Assigned chemical shifts - Assigned chemical shifts	bmr15367_3.str
Diamagnetism of the molecular assembly	True (excluding Oxygen atoms)
Whether the assembly has a disulfide bond	True (see coordinates for details)
Whether the assembly has a other bond	None
Whether the assembly contains a cyclic polymer	None
Overall data processing status	Warning

Disulfide bonds

Ptnr_site_1	Ptnr_site_2	Redox_state_prediction_1	Redox_state_prediction_2	Distance (Å)
1:2:CYS:SG	1:8:CYS:SG	unknown	unknown	n/a
1:3:CYS:SG	1:12:CYS:SG	unknown	unknown	n/a

Other bonds (neither disulfide, covalent nor hydrogen bonds, e.g. Zinc–sulphur bond)

None

Non-standard residues

None

Content subtype: bmr15367_3.str

#	Content subtype	Saveframe	Status	# of rows	Experiment type	Sequence coverage (%)
1	Assigned chemical shifts	assigned_chem_shift_list_1	Warning	80		100.0 (chain: 1, length: 13)
1	Chemical shift references	chemical_shift_reference_1	OK	3		No information

Assigned chemical shifts

Saveframe: assigned_chem_shift_list_1
- Status: Warning
- Sequence coverage of experimental data
  - Entity_assembly_ID: 1, Chain length: 13, Sequence coverage: 100.0%
- Total number of assignments
  - ¹H chemical shifts: 80
- Completeness of assignments
  - Entity_assemble_ID: 1
- Histogram of normalized assigned chemical shifts
- Random coil index and derived parameters (S² and NMR RMSD)
  - Chain_ID: 1

Comp_index_ID	Comp_ID	Atom_ID	CS value (ppm)
10	TYR	HH	9.82

Atom group	# of target shifts	# of assigned shifts	Completeness (%)
¹H chemical shifts	80	79	98.8

Atom group	# of target shifts	# of assigned shifts	Completeness (%)
¹H chemical shifts	26	25	96.2

Atom group	# of target shifts	# of assigned shifts	Completeness (%)
¹H chemical shifts	54	54	100.0

Atom group	# of target shifts	# of assigned shifts	Completeness (%)
¹H chemical shifts	4	4	100.0

Keywords alpha-conotoxin, nicotinic acetylcholine receptor, NMR, nuclear Overhauser effect

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Found 1 Document (0.463 seconds)

BMRB: 15367

Sample

Entries sharing articles BMRB: 4 entries Detail

Related entities 1. alpha-RgIA, : 1 : 4 : 19 entities Detail

Experiments performed 3 experiments Detail

Instrument

Sample

Instrument

Sample

Instrument

Sample

Chemical shift validation 3 contents Detail