ATP	Adenosine triphosphate
CMT	Cytoplasmic membrane transporter
COPD	Severe chronic obstructive pulmonary disease
Cryo-EM	Cryogenic electron microscopy
CYTO-C	Cytoplasmic copper chaperone
CZC	Co(II), Zn(II), and Cd(II)
DNA	Deoxyribonucleic acid
EPA	Environmental Protection Agency
EPR	Electron paramagnetic resonance
ExoS	Exoenzyme S
ExoT	Exoenzyme T
ExoU	Exoenzyme U
ExoY	Exoenzyme Y
Glu	Glutamic acid
HIV	Human immunodeficiency viruses
HME	Heavy metal efflux
IRVS	Intensive respiratory or vasopressor support
iTOL	Interactive Tree of Life
KD	Dissociation constant
LPS	Lipopolysaccharide
MCO	Multicopper oxidase
merR	Mercuric resistance operon regulatory protein
Met	Methionine
MFP	Membrane fusion protein
MFS	Major facilitator superfamily
MT	Metallothionein
OMF	Outer membrane factor
PCH	Pyochelin
Peri C	Periplasmic copper chaperone
PtrA	Pseudomonas type III repressor A
P-type	P-type copper ATPase
PVD	Pyoverdine
QS	Quorum sensing
RNA	Ribonucleic acid
RND	Resistance nodulation division
rpoD	RNA polymerase sigma factor
Sidero	Siderophores
TF	Transcription factor
T3SS	Type III secretion system
T6SS	The type VI secretion system
WHO	World Health Organization
2CS	Copper-sensing two-component