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3.4.21.42: complement subcomponent C1s

This is an abbreviated version!
For detailed information about complement subcomponent C1s, go to the full flat file.

Word Map on EC 3.4.21.42

Reaction

Cleavage of Arg-/-Ala bond in complement component C4 to form C4a and C4b, and Lys(or Arg)-/-Lys bond in complement component C2 to form C2a and C2b: the "classical" pathway C3 convertase =

Synonyms

activated complement C1s, C1 esterase, C1-esterase, C1g, C1s, C1s protease, C1s serine protease, complement 1s, complement C.hivin. 1s, complement C1s, complement C1s, activated, complement component 1 s, complement component 1 subcomponent s, complement component C1s, complement protease, complement protease C1s, complement subcomponent 1s, complement subcomponent C1sbar, esterase, C1, mannan-binding lectin-associated serine protease-2, MASP-2, MBL-associated serine protease-2, multiprotein complex C1, protease C1s, serine protease C1s

ECTree

     3 Hydrolases
         3.4 Acting on peptide bonds (peptidases)
             3.4.21 Serine endopeptidases
                3.4.21.42 complement subcomponent C1s

Turnover Number

Turnover Number on EC 3.4.21.42 - complement subcomponent C1s

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TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.00139
2-aminobenzoyl -Ser-Leu-Gly-Arg-Lys-Ile-Gln-Ile-Lys(dinitrophenyl)-NH2
-
pH 7.4, 37°C
1.14 - 1.3
2-aminobenzoyl-GLQRALEI-Lys(dinitrophenol)-NH2
0.00021
2-aminobenzoyl-Gly-Leu-Gln-Arg-Ala-Leu-Glu-Ile-Lys(dinitrophenyl)-NH2
-
pH 7.4, 37°C
0.38
benzyloxycarbonyl-Gly-Leu-Gln-Arg-4-methylcoumaryl-7-amide
-
pH 7.4, 37°C
0.5
benzyloxycarbonyl-Ser-Leu-Gly-Arg-4-methylcoumaryl-7-amide
-
pH 7.4, 37°C
0.313
C1-inhibitor P4-P1 fragment
-
pH 7.4, 37°C
-
0.0388
C1-inhibitor P4-P4' fragment
-
pH 7.4, 37°C
-
5.1 - 5.6
Complement component C2
-
0.5 - 12.89
complement component C2 P4-P1 fragment
-
0.069
complement component C2 P4-P4' fragment
-
pH 7.4, 37°C
-
1.9 - 6.7
Complement component C4
-
0.38
complement component C4 P4-P1 fragment
-
pH 7.4, 37°C
-
0.015
complement component C4 P4-P4' fragment
-
pH 7.4, 37°C
-
0.0000394
GLQRA
-
pH 7.4, 37°C
0.000169
GLQRAAEI
-
pH 7.4, 37°C
0.0000421
GLQRAEEI
-
pH 7.4, 37°C
0.00033
GLQRAFEI
-
pH 7.4, 37°C
0.000683
GLQRAL
-
pH 7.4, 37°C
0.00274
GLQRALAI
-
pH 7.4, 37°C
0.000319
GLQRALE
-
pH 7.4, 37°C
0.000392
GLQRALEA
-
pH 7.4, 37°C
0.0000978
GLQRALEE
-
pH 7.4, 37°C
0.00022
GLQRALEF
-
pH 7.4, 37°C
0.000244
GLQRALEH
-
pH 7.4, 37°C
0.000205
GLQRALEI
-
pH 7.4, 37°C
0.000867
GLQRALEK
-
pH 7.4, 37°C
0.0000978
GLQRALEL
-
pH 7.4, 37°C
0.000171
GLQRALEM
-
pH 7.4, 37°C
0.000807
GLQRALEP
-
pH 7.4, 37°C
0.0000978
GLQRALEQ
-
pH 7.4, 37°C
0.00044
GLQRALET
-
pH 7.4, 37°C
0.00288
GLQRALFI
-
pH 7.4, 37°C
0.00821
GLQRALHI
-
pH 7.4, 37°C
0.000136
GLQRALKI
-
pH 7.4, 37°C
0.00296
GLQRALLI
-
pH 7.4, 37°C
0.00227
GLQRALMI
-
pH 7.4, 37°C
0.00244
GLQRALPI
-
pH 7.4, 37°C
0.00279
GLQRALTI
-
pH 7.4, 37°C
0.000119
GLQRAMEI
-
pH 7.4, 37°C
0.0000189
GLQRAPEI
-
pH 7.4, 37°C
0.000183 - 0.00232
GLQRAQEI
0.000147
GLQRATEI
-
pH 7.4, 37°C
0.0000205
GLQRELEI
-
pH 7.4, 37°C
0.000155
GLQRFLEI
-
pH 7.4, 37°C
0.000415
GLQRHLEI
-
pH 7.4, 37°C
0.0000762
GLQRKLEI
-
pH 7.4, 37°C
0.0000702
GLQRLLEI
-
pH 7.4, 37°C
0.000239
GLQRMLEI
-
pH 7.4, 37°C
0.0000702
GLQRQLEI
-
pH 7.4, 37°C
0.00155
GLQRTLEI
-
pH 7.4, 37°C
5.7
N-benzoyl-Phe-Val-Arg p-nitroanilide
-
-
20.8
N-benzyloxycarbonyl-Lys p-nitrophenyl ester
-
-
0.73
tert-butyloxycarbonyl-Tyr p-nitrophenyl ester
-
-
1.3 - 116.5
Z-AGLQR-7-amido-4-methylcoumarin
1.77 - 6
Z-LGR-7-amido-4-methylcoumarin