Table 1 RCR and S3H motifs of CHIV RC-Reps.

From: Chimeric viruses blur the borders between the major groups of eukaryotic single-stranded DNA viruses

 

RCR motifs

S3H motifs

 

I

II

III

Walker-A

Walker-B

Walker-C

Reference viruses*

 Circoviridae and cycloviruses

[VC]FT[LIW]NN

[Px]HLQG

YC[Sx]K

G[Px][PST][GC]xGKS

[VI][IUML]DDF

UTS[NE]

 Nanoviridae

[VCx]FT[LI]N[FYN]

xHUQG

Y[CAS]xK

G[PS]xG[GN]EGK[TS]

[VIW][UAC][FIM]D[IVF]

V[FMI][AC]N

 Geminiviridae

FLTY[PS]x

[Px]H[Lx]H[VAC]

Y[UAC]xK

Gx[ST]R[TI]GK[TS]

[VI][IV]DD[VI]

UL[Cx]N

CHIVs

 BSL RDHV

CITVNN

KHLQV

YCTK

GATGTGKS

IIDDY

ITCP

CHIV1

CFTLNN

RHLQG

YCSK

GPTGTGKT

IIDDY

ITAP

CHIV2

VLVLNN

IHLQG

YITK

GETGQGKS

IIDDY

ITTP

CHIV3

CITHNN

KHIQA

YCIK

GETGTGKS

IIDDV

FTAP

CHIV4

CITHNN

KHIQA

YCIK

GETGTGKS

IIDDV

FTAP

CHIV5

VFTLNN

PHIQG

YCSK

GDTGTGKS

VINDF

ITSS

CHIV6

CFTYYY

PHLQS

YCKK

PKGGNGKT

VFSN

CHIV7

DFRLNQ

IHFQG

YASK

VKGCQGKQ

IFLDL

VFTN

CHIV8

MFDWRH

DHYQG

YASK

PVGNNGKT

TLIDL

VFTN

CHIV9

LLTYKS

PHTHA

YLSK

SKGNAGKS

IIFDI

VMSN

CHIV10

CCVYDF

KHFQG

YTMK

EKGNIGKT

YLIDM

IFTN

CHIV11

SWTWNK

LHYQG

YCMK

DTGCTGKS

YIFDI

VFSN

CHIV12

CFTFNN

PHLQG

YCSK

EVGQLGKT

VLSN

CHIV13

HLTYKT

DHTHF

YHKK

GSTNTGKT

VFDDM

FTSN

  1. * - conserved RCR and S3H motifs of reference virus groups were retrieved from ref. 17. BSL, Boiling Springs Lake; CHIV, chimeric virus; RC-Reps, RC replication initiation protein; S3H, superfamily 3 helicase; U, bulky hydrophobic residues (I, L, V, M, F, Y, W); x, any amino acid residue.