| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q8S8F9 | Nicotinamidase 1; AtNIC1; EC 3.5.1.19; Nicotine deamidase 1; | NIC1; PNC1; At2g22570; | NP_565539.1; | 244 | arabidopsis |
| Q9FMX7 | Nicotinamidase 2; AtNIC2; EC 3.5.1.19; Nicotine deamidase 2; | NIC2; At5g23230; | NP_197714.1; | 198 | arabidopsis |
| Q9FMX8 | Nicotinamidase 3; AtNIC3; EC 3.5.1.19; Nicotine deamidase 3; | NIC3; At5g23220; | NP_197713.1; | 198 | arabidopsis |
| Q93Z51 | Probable inactive nicotinamidase At3g16190; | At3g16190; | NP_566539.1; | 196 | arabidopsis |
| Q8GUM5 | Nicastrin; | At3g52640/At3g52650; | NP_190832.3; | 676 | arabidopsis |
| Q93W77 | NifU-like protein 1, chloroplastic; AtCNfu1; AtCnfU-IVb; | NIFU1; CNFU1 NFU1; At4g01940; | NP_567219.1; | 231 | arabidopsis |
| Q93W20 | NifU-like protein 2, chloroplastic; AtCNfu2; AtCnfU-V; | NIFU2; CNFU2 NFU2; At5g49940; | NP_001078739.1;NP_568715.1; | 235 | arabidopsis |
| Q84RQ7 | NifU-like protein 3, chloroplastic; AtCNfu3; AtCnfU-IVa; | NIFU3; CNFU3 NFU3; At4g25910; | NP_567735.1; | 236 | arabidopsis |
| Q9LIG6 | NifU-like protein 4, mitochondrial; AtNfu-III; AtNfu4; | NIFU4; NFU2 NFU4; At3g20970; | NP_566673.1; | 283 | arabidopsis |
| Q9C8J2 | NifU-like protein 5, mitochondrial; AtNfu-I; AtNfu5; | NIFU5; NFU1 NFU5; At1g51390; | NP_175550.2; | 275 | arabidopsis |
| Q9LFS4 | Protein NSP-INTERACTING KINASE 1; EC 2.7.11.1; LRR receptor-like serine/threonine-protein kinase NIK1; | NIK1; At5g16000; | NP_197104.1; | 638 | arabidopsis |
| Q8RY65 | Protein NSP-INTERACTING KINASE 2; EC 2.7.11.1; LRR receptor-like serine/threonine-protein kinase NIK2; | NIK2; At3g25560; | NP_189183.2; | 635 | arabidopsis |
| Q93ZS4 | Protein NSP-INTERACTING KINASE 3; EC 2.7.11.1; LRR receptor-like serine/threonine-protein kinase NIK3; | NIK3; At1g60800; | NP_176279.1; | 632 | arabidopsis |
| Q8VYF5 | N-carbamoylputrescine amidase; EC 3.5.1.53; Nitrilase-like protein 1; | CPA; NLP1; At2g27450; | NP_565650.1;NP_850101.1; | 326 | arabidopsis |
| Q94JV5 | Nitrilase-like protein 2; EC 3.5.-.-; | NLP2; At4g08790; | NP_567340.1; | 307 | arabidopsis |
| Q8RUF8 | Omega-amidase,chloroplastic; EC 3.5.1.3; Nitrilase-like protein 3; | NLP3; At5g12040; | NP_196765.2;NP_974769.1; | 369 | arabidopsis |
| Q9FNZ5 | Protein NIM1-INTERACTING 1; Protein NIMIN-1; | NIMIN-1; At1g02450; | NP_563653.2; | 142 | arabidopsis |
| Q9LUA3 | Protein NIM1-INTERACTING 2; Protein NIMIN-2; | NIMIN-2; At3g25882; | NP_683594.1; | 122 | arabidopsis |
| Q9FNZ4 | Protein NIM1-INTERACTING 3; Protein NIMIN-3; | NIMIN-3; At1g09415; | NP_563843.1; | 112 | arabidopsis |
| Q9SV55 | AFP homolog 2; Ninja-family protein At4g28910; Novel interactor of JAZ; | AFPH2; NINJA; At4g28910; | NP_001078466.1;NP_194620.1;NP_849467.1; | 425 | arabidopsis |
