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Table 1 Protein sequence alignment of chicken NANOG, POUV, SOX2, and SOX3 with candidate vertebrate species

From: Acquisition of pluripotency in the chick embryo occurs during intrauterine embryonic development via a unique transcriptional network

Protein

Species

Accession no.

Protein length

Percent identities of proteinsa

Percent identities of functional domainsa

cNANOG

Gallus gallus

NP_001139614

309

NA

Homeodomain

Homo sapiens

NP_079141

305

26.0%

64.8%

Mus musculus

NP_082292

305

27.5%

66.7%

Danio rerio

AEZ64150

384

20.1%

61.1%

cPOUV

Gallus gallus

NP_001296301

389

NA

Homeodomain

Homo sapiens

NP_002692

360

36.1%

66.7%

Mus musculus

NP_038661

352

35.7%

66.7%

Danio rerio

NP_571187

472

39.5%

64.8%

Xenopus laevis

NP_001081342

445

37.1%

74.1%

cSOX2

Gallus gallus

AAB09662

315

NA

HMG domain

Homo sapiens

NP_003097

317

93.4%

98.6%

Mus musculus

NP_035573

319

92.2%

98.6%

Danio rerio

NP_998283

315

90.2%

97.2%

Xenopus laevis

NP_001081691

311

91.1%

100%

cSOX3

Gallus gallus

NP_989526

316

NA

HMG domain

Homo sapiens

NP_005625

446

69.0%

97.2%

Mus musculus

NP_033263

450

69.3%

97.2%

Danio rerio

NP_001001811

300

79.0%

95.8%

Xenopus laevis

NP_001007502

307

82.2%

98.6%

  1. aPercent identities of chicken proteins or domains with other vertebrate species