The phrase "a complex composed" is correct and usable in written English.
It can be used when describing something that is made up of multiple interconnected parts or elements, often in a technical or academic context.
Example: "The research focused on a complex composed of various biological systems interacting with each other."
Alternatives: "a system made up" or "a structure formed".
Recent phylogenetic analyses indicate that B. tabaci is a complex composed of >28 morphologically indistinguishable species.
A complex composed of the TGF-β ligand and the type I and II receptors is required for signaling.
The holoenzyme is a complex composed of two catalytic (α or α´) and two regulatory subunits, with individual subunits also coexisting in the cell.
The multiple assignments may denote the fact that a specific represented chemical (combination) is a conjugate, derived via a chemical reaction of chemicals of the different types, or a complex, composed of a mixture of such chemicals.
Centralspindlin, a complex composed of the subunits ZEN-4 and CYK-4, recruits and regulates proteins that modulate the actin cytoskeleton to promote cleavage furrow formation and progression during cytokinesis.
In a clinical trial, a complex composed of fibrin and collagen for controlled release of TGF-β was transplanted into patient with focal cartilage defects in the knee, which were completely filled in a 2 years follow-up study (Gille et al., 2010).
It is concluded that ACIII is a new complex composed by a novel combination of modules already identified in other respiratory complexes.
RPA1 is one of the subunits of replication protein A, which is a trimeric complex composed of RPA1 (70-kDa), RPA2 (32-kDa), and RPA3 (14-kDa) [34].
Each phycobilisome is on its part a multimeric complex, composed of a core and several rod structures.
This is a large complex composed of a 20S catalytic core particle and two 19S RPs (regulatory particles) that catalyses the final step in the pathway [ 1– 4].
The fifth compound is nicarbazin, a synthetic complex composed of an equimolar amount of DNC and HDP.
