Micrurus altirostris ~ VenomZone

Venom composition

Figure 1: Composition of M.altirostris venom, studied at the proteomic level (A) and at the transcriptomic level (B) (Correa-Netto et al., 2011). The following families are represented: 3FTx (snake three-finger toxin), CRISP, PLA2 (phospholipase A2), LAAO (flavin monoamine oxidase (L-amino-acid oxidase)), Snaclec, SVMP (P-III) (Venom metalloproteinase), venom Kunitz-type, lysosomal lipase A, natriuretic peptide, veficolin, Ohanin/vespryn and waprin.

Clinical Effects, Treatment, Antivenoms See the Clinical Toxinology Resources Website.

Lethal dose

LD(50) on white mice is
0.6-0.7 mg/kg by intramuscular injection
0.5 mg/kg by intraperitoneal injection
0.2-0.3 mg/kg by intravenous injection

LD(50) on Synbranchus marmoratus
(a fish) is
0.7-0.8 mg/kg by intramuscular injection
0.6-0.7 mg/kg by intraperitoneal injection

LD(50) on Gymnotus carapo
(a fish) is
0.9 mg/kg by intramuscular injection
0.7-0.8 mg/kg by intraperitoneal injection

LD(50) on Amphisbaena cunhai
(a squamate reptile) is
0.4-0.5 mg/kg by intramuscular injection
0.2-0.3 mg/kg by intraperitoneal injection

LD(50) on Liophis typhlus
(a colubrid snake) is
0.1-0.2 mg/kg by intramuscular injection
0.06-0.07 mg/kg by intraperitoneal injection

da Silva Jr. and Aird, 2001.

Infraorder:	Serpentes

Family:	Elapidae
Genus:	Micrurus
Species:	altirostris

Micrurus altirostris (Uruguayan coral snake) (taxid:129457)

Venom protein entries in UniProtKB/Swiss-Prot

Natriuretic peptide family

Phospholipase A2 family, Group I subfamily

Phospholipase A2 family, Group I subfamily, D49 sub-subfamily

Snake three-finger toxin family, Short-chain subfamily

Snake three-finger toxin family, Short-chain subfamily, Type I alpha-neurotoxin sub-subfamily

Venom Kunitz-type family