TCDB is operated by the Saier Lab Bioinformatics Group
TCIDNameDomainKingdom/PhylumProtein(s)
*2.A.52.1.1









High affinity Ni2+-specific transporter, HoxN (Hebbeln and Eitinger 2004).

Bacteria
Proteobacteria
HoxN of Ralstonia eutropha
*2.A.52.1.2









Co2+ transporter, NhlF (also transports Ni2+ with low affinity) (Hebbeln and Eitinger 2004).

Bacteria
Actinobacteria
NhlF of Rhodococcus rhodochrous
*2.A.52.1.3









Ni2+ -specific transporter, Nic1p (Eitinger et al. 2000).

Eukaryota
Fungi
Nic1p of Schizosaccharomyces pombe
*2.A.52.1.4









High affinity Ni2+ uptake porter, NixA.  Transcription is regulated by NixR (Wolfram et al. 2006).

Bacteria
Proteobacteria
NixA of Helicobacter pylori
*2.A.52.1.5









NisA of 350 aas and 8 TMSs (Hebbeln and Eitinger 2004; Deng et al. 2013).

Bacteria
Firmicutes
NisA of Staphylococcus aureus
*2.A.52.1.6









HupN of 381 aas and 8 TMSs (Hebbeln and Eitinger 2004Hebbeln and Eitinger 2004; Deng et al. 2013).

Bacteria
Proteobacteria
HupN of Brandyrhizobium japonicum
*2.A.52.1.7









NicT of 372 aas and 8 TMSs.

Bacteria
Actinobacteria
NicT of Mycobacterium tuberculosis
*2.A.52.1.8









Putative high affinity nickel ion uptake transporter of 413 aas and 8 TMSs

Eukaryota
Fungi
Nickel transporter of Neurospora crassa
*2.A.52.1.9









NicO homologue of 363 aas and 6 TMSs

Eukaryota
Isochrysidales
NicO of Emailiania huxleyi
*2.A.52.2.1









Putative Ni2+/Co2+ uptake transporter of 277 aas and 7 TMSs.

Bacteria
Nitrospirae
Nickel/cobalt transporter of Leptospirillum ferroxidans
*2.A.52.2.2









Putative Ni2+/Co2+ transporter of 269 aas and 7 TMSs.

Bacteria
Proteobacteria
Nickel/cobalt transporter of Dechloromonas aromatica
*2.A.52.2.3









Putative Ni2+/Co2+ uptake porter of 220 aas and 6 TMSs.

Bacteria
Deinococcus-Thermus
Nickel/cobalt porter of Thermus thermophilus
*2.A.52.2.4









Putative nickel/cobalt porter of 227 aas and 6 TMSs

Bacteria
Deinococcus-Thermus
Ni2+ porter of Deinococcus deserti
*2.A.52.2.5









Putative transporter of 274 aas and 6 TMSs.

Bacteria
Bacteroidetes/Chlorobi group
Transporter of Chitinophaga pinensis
*2.A.52.2.6









NiCoT homologue of 224 aas and 6 TMSs.

Bacteria
Cyanobacteria
NiCoT family member of Gloeobacter violaceus