BMRB: 6499

NMR structure of antimicrobial peptide distinctin in water

Authors

Amodeo, P., Raimondo, D., Andreotti, G., Motta, A., Scaloni, A.

Assembly

distinctin chain A/distinctin chain B

Entity

1. Distinctin chain A (polymer, Thiol state: all disulfide bound), 22 monomers, 2527.034 × 2 Da Detail

ENREVPPGFT ALIKTLRKCK II

2. Distinctin chain B (polymer, Thiol state: all disulfide bound), 25 monomers, 2953.506 × 2 Da Detail

NLVSGLIEAR KYLEQLHRKL KNCKV

Total weight

10961.08 Da

Max. entity weight

2953.506 Da

Entity Connection

disulfide 2 Detail

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ID	Type	Value order	Atom ID 1	Atom ID 2
1	disulfide	sing	1:CYS19:SG	2:CYS23:SG
2	disulfide	sing	1:CYS19:SG	2:CYS23:SG

Source organism

Phyllomedusa distincta

Exptl. method

NMR

Refine. method

simulated annealing with cartesian coordinate dynamics

Data set

assigned_chemical_shifts

Chem. Shift Complete1

Sequence coverage: 48.9 %, Completeness: 47.3 %, Completeness (bb): 46.8 % Detail

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Polymer type: polypeptide(L)

	Total	1H
All	47.3 % (150 of 317)	47.3 % (150 of 317)
Backbone	46.8 % (44 of 94)	46.8 % (44 of 94)
Sidechain	47.5 % (106 of 223)	47.5 % (106 of 223)
Aromatic	45.5 % (5 of 11)	45.5 % (5 of 11)
Methyl	53.1 % (17 of 32)	53.1 % (17 of 32)

1. Distinctin chain A

ENREVPPGFT ALIKTLRKCK II

2. Distinctin chain B

NLVSGLIEAR KYLEQLHRKL KNCKV

Show sample condition

Sample

Pressure 1 atm, Temperature 300 (±0.5) K, pH 5.8 (±0.1)

#	Name	Isotope labeling	Type	Concentration
1	Distinctin chain A			0.05 ~ 3.8 mM
2	Distinctin chain B			0.05 ~ 3.8 mM
3	Phosphate			20 mM
4	NaCl			100 mM

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Chem. Shift Complete2

Sequence coverage: 59.6 %, Completeness: 50.6 %, Completeness (bb): 52.1 % Detail

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Polymer type: polypeptide(L)

	Total	1H
All	50.6 % (321 of 634)	50.6 % (321 of 634)
Backbone	52.1 % (98 of 188)	52.1 % (98 of 188)
Sidechain	50.0 % (223 of 446)	50.0 % (223 of 446)
Aromatic	50.0 % (11 of 22)	50.0 % (11 of 22)
Methyl	53.1 % (34 of 64)	53.1 % (34 of 64)

1. Distinctin chain A

ENREVPPGFT ALIKTLRKCK II

2. Distinctin chain B

NLVSGLIEAR KYLEQLHRKL KNCKV

Show sample condition

Sample

Pressure 1 atm, Temperature 300 (±0.5) K, pH 5.8 (±0.1)

#	Name	Isotope labeling	Type	Concentration
1	Distinctin chain A			0.05 ~ 3.8 mM
2	Distinctin chain B			0.05 ~ 3.8 mM
3	Phosphate			20 mM
4	NaCl			100 mM

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Protein Blocks Logo

Calculated from 24 models in PDB: 1XKM, Strand ID: A, B, C, D Detail

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Release date

2005-02-08

Citation

A folding-dependent mechanism of antimicrobial peptide resistance to degradation unveiled by solution structure of distinctin
Raimondo, D., Andreotti, G., Saint, N., Amodeo, P., Renzone, G., Sanseverino, M., Zocchi, I., Molle, G., Motta, A., Scaloni, A.
Proc. Natl. Acad. Sci. U. S. A. (2005), 102, 6309-6314, PubMed 15840728 , DOI 10.1073/pnas.0409004102 , Abstract

Related entities 1. Distinctin chain A, : 1 : 1 entities Detail

Related entities 2. Distinctin chain B, : 1 entities Detail

Experiments performed 2 experiments Detail