Metabolic network

VK055_4046

cystathionine beta-lyase

Back to protein
Network centrality 0.0114 top 91.3%
Chokepoint No

Metabolic context: more central than 91.3% of genes in this genome.

Pathways

KEGG pathways this gene's reaction(s) belong to.

Selenocompound metabolism

Network

Two-hop reaction neighborhood around this protein; pathway boxes use one primary KEGG route per reaction when several mappings exist. Click a pathway box to open its full route map.

Reaction catalyzed by this protein Chokepoint reaction Neighbor reaction Pathway grouping (2+ reactions sharing a route) Connected reaction (arrow shows direction, when known) ⇌ Reversible reaction (double arrow) Cross-pathway connection

Selected reaction

Click a node in the network above, or a row in the table below, to inspect it here.

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EC
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Pathway
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Genes
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Role
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Isoenzymes
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Catalyzed reactions

Every reaction this gene catalyzes, with substrates/products and isoenzyme backup.

RXN-18212

EC 4.4.1.13 · RXN-18212 · not reversible · 3 isoenzymes

L-djenkolate H2O
→
S-(sulfanylmethyl)-L-cysteine pyruvate ammonium

RXN-19544

EC 4.4.1.13 · RXN-19544 · not reversible · 3 isoenzymes

S-(6-hydroxy-4-methylhexan-4-yl)-L-cysteine H2O
→
3-methyl-3-sulfanylhexan-1-ol pyruvate ammonium

RXN-19545

EC - · RXN-19545 · not reversible · 3 isoenzymes

S-(6-hydroxy-4-methylhexan-4-yl)-L-cysteine
→
2-aminoprop-2-enoate 3-methyl-3-sulfanylhexan-1-ol

RXN-19546

EC - · RXN-19546 · not reversible · 3 isoenzymes

felinine
→
3-methyl-3-sulfanylbutan-1-ol 2-aminoprop-2-enoate

RXN-19547

EC 4.4.1.13 · RXN-19547 · not reversible · 3 isoenzymes

felinine H2O
→
3-methyl-3-sulfanylbutan-1-ol pyruvate ammonium

RXN-19548

EC - · RXN-19548 · not reversible · 3 isoenzymes

S-(1-hydroxyhexan-3-yl)-L-cysteine
→
2-aminoprop-2-enoate 3-sulfanylhexan-1-ol

RXN-19550

EC 4.4.1.13 · RXN-19550 · not reversible · 3 isoenzymes

S-(1-hydroxyhexan-3-yl)-L-cysteine H2O
→
3-sulfanylhexan-1-ol pyruvate ammonium

RXN-19551

EC - · RXN-19551 · not reversible · 3 isoenzymes

S-(4-hydroxy-3-methylbutan-2-yl)-L-cysteine
→
2-aminoprop-2-enoate 2-methyl-3-sulfanylbutan-1-ol

RXN-19552

EC 4.4.1.13 · RXN-19552 · not reversible · 3 isoenzymes

S-(4-hydroxy-3-methylbutan-2-yl)-L-cysteine H2O
→
2-methyl-3-sulfanylbutan-1-ol pyruvate ammonium

RXN-19553

EC - · RXN-19553 · not reversible · 3 isoenzymes

S-(5-hydroxypentan-3-yl)-L-cysteine
→
2-aminoprop-2-enoate 3-sulfanylpentan-1-ol

RXN-19554

EC 4.4.1.13 · RXN-19554 · not reversible · 3 isoenzymes

S-(5-hydroxypentan-3-yl)-L-cysteine H2O
→
3-sulfanylpentan-1-ol pyruvate ammonium

RXN-19555

EC - · RXN-19555 · not reversible · 3 isoenzymes

S-(4-hydroxy-2-methylpentan-2-yl)-L-cysteine
→
2-aminoprop-2-enoate 4-methyl-4-sulfanylpentan-2-ol

RXN-19556

EC 4.4.1.13 · RXN-19556 · not reversible · 3 isoenzymes

S-(4-hydroxy-2-methylpentan-2-yl)-L-cysteine H2O
→
4-methyl-4-sulfanylpentan-2-ol pyruvate ammonium

RXN-19557

EC - · RXN-19557 · not reversible · 3 isoenzymes

S-(4-oxo-2-methylpentan-2-yl)-L-cysteine
→
2-aminoprop-2-enoate 4-methyl-4-sulfanylpentan-2-one

RXN-19558

EC 4.4.1.13 · RXN-19558 · not reversible · 3 isoenzymes

S-(4-oxo-2-methylpentan-2-yl)-L-cysteine H2O
→
4-methyl-4-sulfanylpentan-2-one pyruvate ammonium

RXN-19559

EC - · RXN-19559 · not reversible · 3 isoenzymes

S-benzyl-L-cysteine
→
2-aminoprop-2-enoate benzyl thiol

RXN-19560

EC 4.4.1.13 · RXN-19560 · not reversible · 3 isoenzymes

S-benzyl-L-cysteine H2O
→
benzyl thiol pyruvate ammonium

RXN-19561

EC - · RXN-19561 · not reversible · 3 isoenzymes

S-ethyl-L-cysteine
→
2-aminoprop-2-enoate ethanethiol

RXN-19562

EC 4.4.1.13 · RXN-19562 · not reversible · 3 isoenzymes

S-ethyl-L-cysteine H2O
→
ethanethiol pyruvate ammonium

RXN-19582

EC - · RXN-19582 · not reversible · 3 isoenzymes

L-djenkolate
→
S-(sulfanylmethyl)-L-cysteine 2-aminoprop-2-enoate

RXN-19583

EC 4.4.1.13 · RXN-19583 · not reversible · 3 isoenzymes

S-fenclorimyl-L-cysteine H2O
→
6-chloro-2-phenyl-4-sulfanylpyrimidine pyruvate ammonium

RXN-19584

EC - · RXN-19584 · not reversible · 3 isoenzymes

S-fenclorimyl-L-cysteine
→
2-aminoprop-2-enoate 6-chloro-2-phenyl-4-sulfanylpyrimidine

RXN-12729

EC 4.4.1.13 · RXN-12729 · not reversible · 3 isoenzymes

L-selenocystathionine H2O
→
seleno-L-homocysteine pyruvate ammonium

RXN-15131

EC - · RXN-15131 · not reversible · 3 isoenzymes

L-cystathionine
→
2-aminoprop-2-enoate L-homocysteine

RXN-15137

EC - · RXN-15137 · not reversible · 3 isoenzymes

L-selenocystathionine
→
2-aminoprop-2-enoate seleno-L-homocysteine

RXN-15577

EC - · RXN-15577 · not reversible · 3 isoenzymes

an S-alkyl-L-cysteine
→
an alkyl-thiol 2-aminoprop-2-enoate

CYSTATHIONINE-BETA-LYASE-RXN

EC 4.4.1.13 · CYSTATHIONINE-BETA-LYASE-RXN · not reversible · 3 isoenzymes

L-cystathionine H2O
→
L-homocysteine pyruvate ammonium

Imported from KpATCC43816.sbml · 2026-07-09