Table 1. The identity of human HER2 protein in the UniPort database.
| Enter accession number | Organism | Protein names | Length | Identity |
| P04626 | Homo sapiens (Human) | Receptor tyrosine-protein kinase erbB-2 | 1255 | 100% |
| G3QPD2 | Gorilla gorilla gorilla (Lowland gorilla) | Uncharacterized protein | 1258 | 99% |
| K7DJM0 | Pan troglodytes (Chimpanzee) | V-erb-b2 erythroblastic leukemia viral oncogene homolog 2, neuro/glioblastoma derived oncogene homolog (Avian) | 1255 | 99% |
| H2QCV1 | Pan troglodytes (Chimpanzee) | Uncharacterized protein | 1247 | 99% |
| G1QK40 | Nomascus leucogenys (Hylobates leucogenys) | Uncharacterized protein | 1255 | 99% |
| P04626-4 | Homo sapiens (Human) | Isoform 4 of Receptor tyrosine-protein kinase erbB-2 | 1240 | 99% |
| I0FM22 | Macaca mulatta (Rhesus macaque) | Receptor tyrosine-protein kinase erbB-2 isoform a | 1255 | 98% |
| G7NI22 | Macaca mulatta (Rhesus macaque) | Receptor tyrosine-protein kinase erbB-2 | 1255 | 98% |
| P04626-5 | Homo sapiens (Human) | Isoform 5 of Receptor tyrosine-protein kinase erbB-2 | 1225 | 100% |
| F6WAF2 | Callithrix jacchus (White-tufted-ear marmoset) | Receptor tyrosine-protein kinase erbB-2 isoform a (Uncharacterized protein) | 1255 | 96% |
| G7PUM4 | Macaca fascicularis (Cynomolgus monkey) | Receptor tyrosine-protein kinase erbB-2 | 1231 | 98% |
| H2NU95 | Pongo abelii (Pongo pygmaeus abelii) | Uncharacterized protein | 1256 | 97% |
| F7CBG7 | Callithrix jacchus (White-tufted-ear marmoset) | Uncharacterized protein | 1239 | 96% |
| F6UJQ9 | Callithrix jacchus (White-tufted-ear marmoset) | Uncharacterized protein | 1225 | 97% |
| F6VNY4 | Equus caballus (Horse) | Uncharacterized protein | 1258 | 94% |
| Q49LT4 | Felis catus (Cat) (Felis silvestris catus) | Epidermal growth factor receptor type 2 | 1260 | 94% |
| F1PIQ9 | Canis familiaris (Dog) (Canis lupus familiaris | Receptor tyrosine-protein kinase erbB-2 | 1260 | 93% |
| H0X3G4 | Otolemur garnettii (Garnett's greater bushbaby) | Uncharacterized protein | 1256 | 93% |
| H9BB15 | Felis catus (Cat) (Felis silvestris catus) | Erb2 | 1260 | 93% |
| G1SZL0 | Oryctolagus cuniculus (Rabbit) | Uncharacterized protein | 1255 | 93% |
| M3WCC2 | Felis catus (Cat) (Felis silvestris catus) | Uncharacterized protein | 1260 | 93% |
| H9BNW8 | Ursus americanus (Euarctos americanus) | V-erb-b2 erythroblastic leukemia viral oncogene-like protein 2 | 1260 | 92% |
| G1LTV6 | Ailuropoda melanoleuca (Giant panda) | Uncharacterized protein | 1263 | 92% |
| O18735 | Canis familiaris (Dog) (Canis lupus familiaris) | Receptor tyrosine-protein kinase erbB-2 (EC 2.7.10.1) (Proto-oncogene c-ErbB-2) (p185erbB2) (CD antigen CD340) | 1259 | 92% |
| I3M2X8 | Spermophilus tridecemlineatus (Ictidomys tridecemlineatus) | Uncharacterized protein | 1259 | 93% |
| M3YU62 | Mustela putorius furo (Mustela furo) | Uncharacterized protein | 1260 | 92% |
| F1MCQ7 | Bos taurus (Bovine) | Uncharacterized protein | 1257 | 92% |
| W8FW17 | Tupaia chinensis (Chinese tree shrew) | ERBB2 | 1255 | 92% |
| A8WED5 | Canis familiaris (Dog) (Canis lupus familiaris) | HER-2 | 1242 | 93% |
| M3X794 | Felis catus (Cat) (Felis silvestris catus) | Uncharacterized protein | 1260 | 92% |
| D2I2F8 | Ailuropoda melanoleuca (Giant panda) | Putative uncharacterized protein | 1236 | 92% |
| G3SLF2 | Loxodonta africana (African elephant) | Uncharacterized protein | 1257 | 90% |
| K7GS43 | Sus scrofa (Pig) | Uncharacterized protein | 1231 | 91% |
| S7MLI8 | Myotis brandtii (Brandt's bat) | Receptor tyrosine-protein kinase erbB-2 | 1227 | 91% |
| G3H5Y0 | Cricetulus griseus (Cricetulus barabensis griseus) | Receptor tyrosine-protein kinase erbB-2 | 1256 | 89% |
| S9YT31 | Camelus ferus (Wild Bactrian camel) | Receptor tyrosine-protein kinase erbB-2 | 1253 | 90% |
| F1RWM5 | Sus scrofa (Pig) | Uncharacterized protein | 1234 | 88% |
| Q8K3F9 | Rattus norvegicus (Rat) | Neu protooncoprotein | 1259 | 88% |
| F1LRR9 | Rattus norvegicus (Rat) | Receptor tyrosine-protein kinase erbB-2 | 1257 | 88% |
| P06494 | Rattus norvegicus (Rat) | Receptor tyrosine-protein kinase erbB-2 | 1257 | 88% |
| W5PQJ8 | Ovis aries (Sheep) | Uncharacterized protein | 1251 | 89% |
| Q60553 | Mesocricetus auratus (Golden hamster) | Receptor tyrosine-protein kinase erbB-2 | 1254 | 88% |
| P70424 | Mus musculus (Mouse) | Receptor tyrosine-protein kinase erbB-2 | 1256 | 88% |
| H0V6A0 | Cavia porcellus (Guinea pig) | Uncharacterized protein | 1236 | 88% |
| J3QLU9 | Homo sapiens (Human) | Receptor tyrosine-protein kinase erbB-2 | 1055 | 99% |
| G1PRB8 | Sarcophilus harrisii (Sarcophilus laniarius) | Uncharacterized protein | 1244 | 85% |
| G3WQQ2 | Sarcophilus harrisii (Sarcophilus laniarius) | Uncharacterized protein | 1255 | 81% |
| F7C962 | Monodelphis domestica (Gray short-tailed opossum) | Uncharacterized protein | 1257 | 80% |
The table only shows resemblance to HER2 higher than 80%.