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Literature summary extracted from

  • Schmidt, A.
    A cysteine desulfhydrase from spinach leaves specific for D-cysteine (1982), Z. Pflanzenphysiol., 107, 295-300.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.4.1.15 Fe2+
-
 Spinacia oleracea
4.4.1.15 Ni2+
-
 Spinacia oleracea
4.4.1.15 Zn2+
-
 Spinacia oleracea

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.4.1.15 0.14
-
 D-cysteine 37°C, pH 9.0 Spinacia oleracea

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.4.1.15 67000
-
 gel filtration Spinacia oleracea

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
4.4.1.15 D-cysteine + H2O Spinacia oleracea
-
 sulfide + NH3 + pyruvate more sulfide than pyruvate and ammonium formed ?

Organism

EC Number Organism UniProt Comment Textmining
4.4.1.15 Spinacia oleracea
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.4.1.15
-
 Spinacia oleracea

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.4.1.15 leaf
-
 Spinacia oleracea
-

Storage Stability

EC Number Storage Stability Organism
4.4.1.15 -18°C Spinacia oleracea

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.4.1.15 D-cysteine + H2O
-
 Spinacia oleracea sulfide + NH3 + pyruvate more sulfide than pyruvate and ammonium formed ?
4.4.1.15 additional information L-cysteine is not utilized Spinacia oleracea ?
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.4.1.15 8.5 9
-
 Spinacia oleracea

pH Range

EC Number pH Minimum pH Maximum Comment Organism
4.4.1.15 7 11
-
 Spinacia oleracea