>sp|O57327|3S1A4_NAJSP Alpha-neurotoxin NTX-4 OS=Naja sputatrix OX=33626 PE=3 SV=1 MKTLLLTLLVVTIVCLDLGYTLECHNQQSSQAPTTTGCSGGETNCYKKGWRDHRGYRIER GCGCPSVKKGIEINCCTTDRCNN