CRLS1

CRLS1

Target · Mitochondrial enzyme

CRLS1 Cardiolipin synthase 1 · Cardiolipin synthase (CMP-forming)

CRLS1 (cardiolipin synthase 1, also known as CLS1, GCD10, dJ967N21.6 and C20orf155) is a mitochondrial enzyme that catalyses the final synthesis of cardiolipin, a phospholipid central to mitochondrial membranes. It belongs to the CDP-alcohol phosphatidyltransferase class-I family. Browse Assay Genie's current range of CRLS1 research reagents below, or read on for the biology behind the target.

Mitochondrial inner membraneCardiolipin-synthesising enzymeCDP-alcohol phosphatidyltransferase
301 aa
Protein length
~33 kDa
Molecular weight
20p12.3
Gene locus
EC 2.7.8.41
Enzyme class
Target information

What is CRLS1 (cardiolipin synthase 1)?

CRLS1 catalyses the synthesis of cardiolipin (CL), also called diphosphatidylglycerol, by specifically transferring a phosphatidyl group from CDP-diacylglycerol to phosphatidylglycerol (PG). Cardiolipin is a key phospholipid in mitochondrial membranes. It plays important roles in maintaining the functional integrity and dynamics of mitochondria under both optimal and stress conditions, which makes CRLS1 a point of interest for anyone studying mitochondrial membrane biology.

The human CRLS1 gene encodes a member of the CDP-alcohol phosphatidyltransferase class-I family. The enzyme is classified as EC 2.7.8.41 and is described by UniProt as a CMP-forming cardiolipin synthase. It is located in the mitochondrial inner membrane, the compartment where cardiolipin acts as a phospholipid component critical for mitochondrial function. Mouse and rat each have a Crls1 ortholog, so the enzyme can be examined in common model systems.

The gene has carried several designations, including the previous name chromosome 20 open reading frame 155 (C20orf155), and the aliases CLS1, GCD10 and dJ967N21.6. Researchers working with the CRLS1 gene or CRLS1 protein will encounter these names in older literature and databases. HGNC lists the approved name as cardiolipin synthase 1.

Mitochondrial membrane biology

CRLS1 produces cardiolipin, a key phospholipid of mitochondrial membranes, so it is central to studies of mitochondrial membrane composition.

Phospholipid biosynthesis

The enzyme transfers a phosphatidyl group from CDP-diacylglycerol to phosphatidylglycerol, making it a model for CDP-alcohol phosphatidyltransferase chemistry.

Mitochondrial dynamics

Cardiolipin helps maintain the functional integrity and dynamics of mitochondria, linking CRLS1 activity to mitochondrial behaviour.

Cellular stress responses

Cardiolipin supports mitochondria under both optimal and stress conditions, making CRLS1 relevant to research on mitochondrial adaptation.

Background

CRLS1 frequently asked questions

What does CRLS1 do?

CRLS1 catalyses the synthesis of cardiolipin by transferring a phosphatidyl group from CDP-diacylglycerol to phosphatidylglycerol. Cardiolipin is a key phospholipid in mitochondrial membranes and helps maintain mitochondrial integrity and dynamics under optimal and stress conditions.

What other names does CRLS1 go by?

CRLS1 is also known as CLS1, GCD10, dJ967N21.6 and C20orf155. The last reflects its previous name, chromosome 20 open reading frame 155. UniProt names the protein cardiolipin synthase (CMP-forming), and HGNC uses cardiolipin synthase 1.

Is CRLS1 conserved in mouse and rat?

Yes, orthologs named Crls1 exist in both mouse and rat. This allows the enzyme to be studied in rodent models. Check the datasheet of any product for its validated reactivity before choosing a species.

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Related targets

Other mitochondrial enzymes and phospholipid-metabolism targets with products at Assay Genie.

Gene and protein annotations from HGNC, NCBI Gene and UniProt Q9UJA2; product specifications from Assay Genie datasheets.

CRLS1 Product listing