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. 2021 Jan 22;6:28. doi: 10.1038/s41392-020-00418-x

Table 3.

Drugs that may regulate the immune checkpoint pathways through targeting ubiquitination/deubiquitination (clinical)

Type Name Target Developer Implications Stage
Proteasome inhibitors

Bortezomib

(Velcade, PS-341, MLN-341)

20S core

subunit

Millennium

Relapsed and/or refractory

multiple myeloma;

mast cell leukemia

Approved

Carfilzomib

(Kyprolis, PR-171)

20S core

subunit

ONYX

Relapsed and/or refractory

multiple myeloma

Approved

Ixazomib

(Ninlaro, MLN-9708)

20S core

subunit

Millennium

Relapsed and/or refractory

multiple myeloma;

acute myeloid leukemia;

follicular lymphoma;

peripheral T-cell lymphoma

Approved

Marizomib

(NPI-0052,

Salinosporamide A)

20S core

subunit

Nereus

Relapsed and/or refractory

multiple myeloma;

non-small cell lung cancer;

pancreatic cancer;

melanoma; lymphoma;

ependymoma; glioblastoma

Phase 3

Oprozomib

(ONX-0912, PR-047)

20S core

subunit

ONYX

Multiple myeloma;

Waldenstrom Macroglobulinemia;

solid tumors;

advanced non-central

nervous system malignancies

Phase 1/2

Delanzomib

(CEP-18770)

20S core

subunit

Cephalon

multiple myeloma;

solid tumors;

non-Hodgkin lymphoma

Phase 1/2
E1 inhibitors

MLN-7243

(TAK-243)

Ubiquitin

E1 enzyme

Millennium

myelodysplastic syndrome;

acute myeloid leukemia;

myelomonocytic leukemia;

advanced malignant solid tumors

Phase 1

Pevonedistat

(MLN-4924, TAK-924)

NEDD8

activating enzyme

Millennium

Acute myeloid leukemia;

myelodysplastic syndrome;

plasma cell myeloma;

metastatic melanoma;

solid tumors

Phase 3
E3 inhibitors

Lenalidomide

(Revlimid)

MARCH 1 Celgene

Multiple myeloma;

myelodysplastic syndromes;

mantle cell lymphoma

Approved