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SOLID-STATE NMR STRUCTURE OF PISCIDIN 3 IN ALIGNED 4:1 PHOSPHATIDYLCHOLINE/CHOLESTEROL LIPID BILAYERS
Authors
Fu, R., Greenwood, A.I., Cairns, L.S., Cotten, M.L.
Assembly
Piscidin-3
Entity
1. Piscidin-3 (polymer, Thiol state: not present), 23 monomers, 2489.903 Da Detail

FIHHIFRGIV HAGRSIGRFL TGX


Formula weight
2489.903 Da
Source organism
Morone chrysops x Morone saxatilis
Exptl. method
NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 87.0 %, Completeness: 90.9 %, Completeness (bb): 90.9 % Detail

Polymer type: polypeptide(L)

Total15N
All90.9 % (20 of 22)90.9 % (20 of 22)
Backbone90.9 % (20 of 22)90.9 % (20 of 22)

1. entity 1

FIHHIFRGIV HAGRSIGRFL TGX

Sample #1

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-I2I5G8 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
1PISCIDIN-3[15N]-I2I5G810 (±1.0) mM
21-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
3Cholesterolnatural abundance80 (±15.0) mM
Sample #2

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-V10G13I16 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
4PISCIDIN-3[15N]-V10G13I1610 (±1.0) mM
51-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
6Cholesterolnatural abundance80 (±15.0) mM
Sample #3

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-G17F19L20 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
7PISCIDIN-3[15N]-G17F19L2010 (±1.0) mM
81-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
9Cholesterolnatural abundance80 (±15.0) mM
Sample #4

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-F1S15 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
10PISCIDIN-3[15N]-F1S1510 (±1.0) mM
111-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
12Cholesterolnatural abundance80 (±15.0) mM
Sample #5

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-R14 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
13PISCIDIN-3[15N]-R1410 (±1.0) mM
141-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
15Cholesterolnatural abundance80 (±15.0) mM
Sample #6

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-H4 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
16PISCIDIN-3[15N]-H410 (±1.0) mM
171-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
18Cholesterolnatural abundance80 (±15.0) mM
Sample #7

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-R18 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
19PISCIDIN-3[15N]-R1810 (±1.0) mM
201-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
21Cholesterolnatural abundance80 (±15.0) mM
Sample #8

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-F6I9A12 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
22PISCIDIN-3[15N]-F6I9A1210 (±1.0) mM
231-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
24Cholesterolnatural abundance80 (±15.0) mM
Sample #9

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-F6I9 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
25PISCIDIN-3[15N]-F6I910 (±1.0) mM
261-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
27Cholesterolnatural abundance80 (±15.0) mM
Sample #10

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-R7 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
28PISCIDIN-3[15N]-R710 (±1.0) mM
291-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
30Cholesterolnatural abundance80 (±15.0) mM
Sample #11

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-T21G22 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
31PISCIDIN-3[15N]-T21G2210 (±1.0) mM
321-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
33Cholesterolnatural abundance80 (±15.0) mM
Sample #12

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-H11 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
34PISCIDIN-3[15N]-H1110 (±1.0) mM
351-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
36Cholesterolnatural abundance80 (±15.0) mM
Sample #13

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-H3 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
37PISCIDIN-3[15N]-H310 (±1.0) mM
381-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
39Cholesterolnatural abundance80 (±15.0) mM
Sample #14

Solvent system H2O 100%; phosphate buffer 40 mM pH 7.4, Pressure 1 atm, Temperature 305 K, pH 7.4, Details 10 mM [15N]-A12G17 PISCIDIN-3, 320 mM 1-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholine, 80 mM Cholesterol, H2O 100%; phosphate buffer 40 mM pH 7.4


#NameIsotope labelingTypeConcentration
40PISCIDIN-3[15N]-A12G1710 (±1.0) mM
411-palmitoyl-2-oleoyl-sn-glycero-phosphatidylcholinenatural abundance320 (±50.0) mM
42Cholesterolnatural abundance80 (±15.0) mM

Protein Blocks Logo
Calculated from 10 models in PDB: 6PEZ, Strand ID: A Detail


Release date
2019-10-08
Citation
The host-defense peptide piscidin P1 reorganizes lipid domains in membranes and decreases activation energies in mechanosensitive ion channels
Comert, F., Heinrich, F., Chowdhury, A., Schoeneck, M., Darling, C., Anderson, K.W., Libardo, M., Angeles-Boza, A.M., Silin, V., Cotten, M.L., Mihailescu, M.
J. Biol. Chem. (2019), 11, 12620-12620, PubMed 31619519 , DOI 10.1074/jbc.RA119.010232 ,
Related entities 1. Piscidin-3, : 1 : 3 : 11 entities Detail
Experiments performed 14 experiments Detail
Chemical shift validation 3 contents Detail
Keywords AMPHIPATHIC, ANTI HIV-1, ANTICANCER PEPTIDE, ANTIMICROBIAL PEPTIDE, ANTIMICROBIAL PROTEIN, BACTERIAL CELL MEMBRANE MIMIC, CATIONIC, HELICAL, HISTIDINE RICH, LIPID BILAYERS