BMRB: 15299

AgTx2-MTX Toxin

Authors

Pimentel, C., M'Barek, S., Visan, V., Grissmer, S., Sampieri, F., Sabatier, J., Darbon, H., Fajloun, Z.

Assembly

AgTx2-MTX toxin

Entity

1. AgTx2-MTX toxin (polymer, Thiol state: all disulfide bound), 39 monomers, 4101.798 Da Detail

GVPINVSCTG SKDCYAPCRK QTGCPNAKCI NKSCKCYGC

Formula weight

4101.798 Da

Entity Connection

disulfide 4 Detail

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ID	Type	Value order	Atom ID 1	Atom ID 2
1	disulfide	sing	1:CYS8:SG	1:CYS29:SG
2	disulfide	sing	1:CYS14:SG	1:CYS34:SG
3	disulfide	sing	1:CYS18:SG	1:CYS36:SG
4	disulfide	sing	1:CYS24:SG	1:CYS39:SG

Exptl. method

solution NMR

Refine. method

Molecular dynamics based simulated annealing

Data set

assigned_chemical_shifts

Chem. Shift Complete

Sequence coverage: 97.4 %, Completeness: 85.9 %, Completeness (bb): 96.2 % Detail

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Polymer type: polypeptide(L)

	Total	1H
All	85.9 % (189 of 220)	85.9 % (189 of 220)
Backbone	96.2 % (76 of 79)	96.2 % (76 of 79)
Sidechain	80.1 % (113 of 141)	80.1 % (113 of 141)
Aromatic	0.0 % (0 of 8)	0.0 % (0 of 8)
Methyl	100.0 % (12 of 12)	100.0 % (12 of 12)

1. AgTx2-MTX

GVPINVSCTG SKDCYAPCRK QTGCPNAKCI NKSCKCYGC

Show sample condition

Sample

Pressure 1 atm, Temperature 300 K, pH 3

#	Name	Isotope labeling	Type	Concentration
1	AgTx2-MTX	natural abundance		1 mM

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Protein Blocks Logo

Calculated from 20 models in PDB: 2Z3S, Strand ID: A Detail

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Release date

2008-07-27

Citation

Chemical synthesis and 1H-NMR 3D structure determination of AgTx2-MTX chimera, a new potential blocker for Kv1.2 channel, derived from MTX and AgTx2 scorpion toxins
Pimentel, C., M'Barek, S., Visan, V., Grissmer, S., Sampieri, F., Sabatier, J., Darbon, H., Fajloun, Z.
Protein Sci. (2008), 17, 107-118, PubMed 18042681 , DOI 10.1110/ps.073122908 , Abstract

Related entities 1. AgTx2-MTX toxin, : 1 : 2 : 149 entities Detail

Experiments performed 3 experiments Detail