slotoxin   Click here for help

GtoPdb Ligand ID: 2310

Synonyms: Potassium channel toxin α-KTx 1.11 | SloTx
Compound class: Peptide
Comment: From the venom of Centruroides noxius (Hoffman scorpion)
Click here for help
2D Structure
Click here for help
Click here for structure editor
SMILES / InChI / InChIKey
Click here for help
Canonical SMILES NCCCCC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)NCC(=O)NC(C(=O)NC(C(=O)NC(C(=O)NCC(=O)NC(C(=O)NC(C(=O)NC(C(=O)NCC(=O)NC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)O)C(C)C)Cc1ccc(cc1)O)CS)CCCCN)CS)CCCCN)CCCCN)CCSC)CS)CCCCN)CCCNC(=N)N)CC(=O)O)C(C)C)Cc1ccccc1)C)C)NC(=O)C(NC(=O)C1CCCN1C(=O)C(NC(=O)C(Cc1c[nH]c2c1cccc2)NC(=O)C(NC(=O)C(NC(=O)C(NC(=O)C(NC(=O)C(C(C)C)NC(=O)C(C(O)C)NC(=O)C(NC(=O)C(NC(=O)C(C(C)C)NC(=O)C(NC(=O)C(C(CC)C)NC(=O)C(NC(=O)C(C(O)C)N)Cc1ccccc1)CC(=O)O)CC(=O)O)CS)CO)CCCCN)CCC(=O)O)CS)C)CS
Isomeric SMILES NCCCC[C@@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)O)C(C)C)Cc1ccc(cc1)O)CS)CCCCN)CS)CCCCN)CCCCN)CCSC)CS)CCCCN)CCCNC(=N)N)CC(=O)O)C(C)C)Cc1ccccc1)C)C)NC(=O)[C@@H](NC(=O)[C@@H]1CCCN1C(=O)[C@@H](NC(=O)[C@H](Cc1c[nH]c2c1cccc2)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@H](C(C)C)NC(=O)[C@H]([C@H](O)C)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@H](C(C)C)NC(=O)[C@@H](NC(=O)[C@H]([C@H](CC)C)NC(=O)[C@@H](NC(=O)[C@H]([C@H](O)C)N)Cc1ccccc1)CC(=O)O)CC(=O)O)CS)CO)CCCCN)CCC(=O)O)CS)C)CS
InChI InChI=1S/C177H281N47O50S7/c1-17-92(10)141(222-159(256)116(71-99-42-22-19-23-43-99)207-169(266)136(184)96(14)226)173(270)210-120(76-135(238)239)160(257)219-138(89(4)5)171(268)209-119(75-134(236)237)157(254)216-127(87-280)167(264)223-142(97(15)227)174(271)220-139(90(6)7)172(269)211-121(81-225)161(258)199-109(49-29-35-64-181)151(248)202-112(58-59-132(232)233)154(251)215-125(85-278)166(263)206-117(73-101-77-188-104-45-25-24-44-103(101)104)155(252)194-95(13)175(272)224-68-39-53-128(224)168(265)217-126(86-279)164(261)200-108(48-28-34-63-180)148(245)193-93(11)143(240)192-94(12)144(241)204-114(70-98-40-20-18-21-41-98)147(244)191-80-131(231)218-137(88(2)3)170(267)208-118(74-133(234)235)156(253)197-105(52-38-67-187-177(185)186)145(242)189-78-129(229)196-107(47-27-33-62-179)150(247)212-123(83-276)163(260)203-113(60-69-281-16)146(243)190-79-130(230)195-106(46-26-32-61-178)149(246)198-110(50-30-36-65-182)152(249)213-122(82-275)162(259)201-111(51-31-37-66-183)153(250)214-124(84-277)165(262)205-115(72-100-54-56-102(228)57-55-100)158(255)221-140(91(8)9)176(273)274/h18-25,40-45,54-57,77,88-97,105-128,136-142,188,225-228,275-280H,17,26-39,46-53,58-76,78-87,178-184H2,1-16H3,(H,189,242)(H,190,243)(H,191,244)(H,192,240)(H,193,245)(H,194,252)(H,195,230)(H,196,229)(H,197,253)(H,198,246)(H,199,258)(H,200,261)(H,201,259)(H,202,248)(H,203,260)(H,204,241)(H,205,262)(H,206,263)(H,207,266)(H,208,267)(H,209,268)(H,210,270)(H,211,269)(H,212,247)(H,213,249)(H,214,250)(H,215,251)(H,216,254)(H,217,265)(H,218,231)(H,219,257)(H,220,271)(H,221,255)(H,222,256)(H,223,264)(H,232,233)(H,234,235)(H,236,237)(H,238,239)(H,273,274)(H4,185,186,187)/t92-,93-,94-,95-,96+,97+,105-,106-,107-,108-,109-,110-,111-,112-,113-,114-,115-,116-,117-,118-,119-,120-,121-,122-,123-,124-,125-,126-,127-,128-,136-,137-,138-,139-,140-,141-,142-/m0/s1
InChI Key IYKSHBADGOZWIF-UTPLJIOFSA-N

Generated using the Chemistry Development Kit (CDK) (Willighagen EL et al. Journal of Cheminformatics vol. 9:33. 2017, doi:10.1186/s13321-017-0220-4; https://cdk.github.io/)

Selectivity at ion channels
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
KCa1.1 Hs Channel blocker Antagonist 8.8 pKd - 1
pKd 8.8 [1]
Voltage: 0.0 mV