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Table 3 Comparison of amino acid residues of DHBV SCP01 isolates with those of other avain hepadnaviruses

From: Complete genome sequence of the novel duck hepatitis B virus strain SCP01 from Sichuan Cherry Valley duck

ORF region

Signature amino acid residuea

HQ214130 DHBV-XY

KM676220 DHBV SCP01

Western isolates

Chinese isolates

EU429325.1DHBV CH5

Exceptionsb

Polymerase Spacer

202

H

H

H

Y

Y

 

208

Q

H

H

Q

Q

 

210

Y

Y

Y

P

P

 

223

T

T

T

E

E

 

231

V

V

V

A

A

 

237

K

K

K

P

P

 

244

F

F

F

C

S

 

272

S

S

S

Tb

S

X58569(P)

345

S

S

S

Q

Q

 

356

V

V

V

E

E

 

360

G

G

G

R

R

 

566

N

N

N

Kb

K

X58568/9(R)

635

S

S

S

A

A

 

694

V

V

V

I

I

 

700

S

S

S

V

V

 

769

P

P

P

T

T

 
  1. aNumbering of amino acid residues is according to 3021 base pair complete genome
  2. bExceptions: the alternative amino acid residue is shown in the square brackets