3.4.21.99: spermosin
This is an abbreviated version!
For detailed information about spermosin, go to the full flat file.
Word Map on EC 3.4.21.99
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3.4.21.99
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ascidian
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acrosin
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halocynthia
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trypsin-like
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roretzi
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eggs
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vitelline
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proteasome
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self-sterile
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leupeptin
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gamete
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ubiquitin-proteasome
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hermaphrodite
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peptidyl-argininals
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egf-like
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nonself
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urochordata
- 3.4.21.99
-
ascidian
- acrosin
- halocynthia
-
trypsin-like
- roretzi
- eggs
-
vitelline
- proteasome
-
self-sterile
- leupeptin
- gamete
-
ubiquitin-proteasome
-
hermaphrodite
-
peptidyl-argininals
-
egf-like
-
nonself
-
urochordata
Reaction
hydrolyses arginyl bonds, preferably with Pro in the P2 position =
ECTree
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Reference
Reference on EC 3.4.21.99 - spermosin
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Sawada, H.; Yokosawa, H.; Ishii, S.
Purification and characterization of two types of trypsin-like enzymes from sperm of the ascidian (Prochordata) Halocynthia roretzi. Evidence for the presence of spermosin, a novel acrosin-like enzyme
J. Biol. Chem.
259
2900-2904
1984
Halocynthia roretzi
Sawada, H.; Yokosawa, H.; Someno, T.; Saino, T.; Ishii, S.
Evidence for the participation of two sperm proteases, spermosin and acrosin, in fertilization of the ascidian, Halocynthia roretzi: inhibitory effects of leupeptin analogs on enzyme activities and fertilization
Dev. Biol.
105
246-249
1984
Halocynthia roretzi
Sawada, H.; Iwasaki, K.; Kihara-Negishi, F.; Ariga, H.; Yokosawa, H.
Localization, expression, and the role in fertilization of spermosin, an ascidian sperm trypsin-like protease
Biochem. Biophys. Res. Commun.
222
499-504
1996
Halocynthia roretzi
Sawada, H.; Someno, T.
Substrate specificity of ascidian sperm trypsin-like proteases, spermosin and acrosin
Mol. Reprod. Dev.
45
240-243
1996
Halocynthia roretzi
Sawada, H.; Yokosawa, H.; Numakunai, T.; Ishii, S.
Timing of action of sperm proteases in ascidian fertilization
Experientia
42
74-75
1986
Halocynthia roretzi
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Kodama, E.; Baba, T.; Kohno, N.; Satoh, S.; Yokosawa, H.; Sawada, H.
Spermosin, a trypsin-like protease from ascidian sperm: cDNA cloning, protein structures and functional analysis
Eur. J. Biochem.
269
657-663
2002
Halocynthia roretzi (Q966V2), Halocynthia roretzi
Lindsay, L.L.
Spermosin
Handbook of proteolytic enzymes (Barrett, A. J. , Rawlings, N. D. , Woessner, J. F. , eds. ) Academic Press
2
1567-1569
2004
Halocynthia roretzi
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