NMR structure with tightly bound water molecules of cytotoxin II (cardiotoxin) from Naja naja oxiana in aqueous solution (major form)
| ID | Type | Value order | Atom ID 1 | Atom ID 2 |
|---|---|---|---|---|
| 1 | disulfide | sing | 1:CYS3:SG | 1:CYS21:SG |
| 2 | disulfide | sing | 1:CYS14:SG | 1:CYS38:SG |
| 3 | disulfide | sing | 1:CYS42:SG | 1:CYS53:SG |
| 4 | disulfide | sing | 1:CYS54:SG | 1:CYS59:SG |
Polymer type: polypeptide(L)
| Total | 1H | |
|---|---|---|
| All | 98.7 % (370 of 375) | 98.7 % (370 of 375) |
| Backbone | 97.4 % (114 of 117) | 97.4 % (114 of 117) |
| Sidechain | 99.2 % (256 of 258) | 99.2 % (256 of 258) |
| Aromatic | 100.0 % (20 of 20) | 100.0 % (20 of 20) |
| Methyl | 100.0 % (33 of 33) | 100.0 % (33 of 33) |
1. cytotoxin 2
LKCKKLVPLF SKTCPAGKNL CYKMFMVAAP HVPVKRGCID VCPKSSLLVK YVCCNTDKCNTemperature 303 (±0.5) K, pH 5.5 (±0.1)
| # | Name | Isotope labeling | Type | Concentration |
|---|---|---|---|---|
| 1 | cytotoxin 2 | 5.0 mM |