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Table 2 Identified Komodo dragon Defensin genes grouped based on scaffold locations of gene clusters

From: The Komodo dragon (Varanus komodoensis) genome and identification of innate immunity genes and clusters

Name

Closest Anole Ortholog

Closest Snake Ortholog

Paralogs

Sequences

Scaffold 210

This scaffold contains the cluster of six β-ovodefensin genes, one intercluster β defensin, and 15 β-defensin genes that are similar to anole lizard β-defensins. The cluster begins with the CTSB gene. These genes include large β defensins.

VkBDic1_VARCO

LzBD81

SnBDic1,2

 

GLAKRKPRSRRECYSLDGSCYLGRCPSVLKKYGWCGTLKRCCIR

VkBD1_VARKO

LzBD1

SnBD1,

 

AMGDLYDSLECHNHHGHCRRICFHNERSIGTCTNRRQLCCK

VkBD2_VARKO

LzBD2

SnBD2,

VkBD3,4,5,6

GKGDFVTLGCLFRGGACKTDTCRDNEVQIGNCSNTKQLCCKKTR

VkBD3_VARKO

LzBD3

 

VkBD2,4,5,6

GALQDKKGSCDLALHNCRMGFCSQEEIPTGEFCFEPVILCCKHLPEKSKSPERLEGVASFADVLRNLL

VkBD4_VARKO

LzBD4

SnBD3,

VkBD2,3,5,6

GGGQREARFVSHCLRRGGICRYDDCSEGEEQIGTCYHHTMICCRDEVM

VkBD5_VARKO

LzBD4

SnBD3,4,

VkBD2,3,4,6

GASLNLSARICWQRGGRCRSSPCYYDEAQIGTCYHARLKCCRQTE

VkBD6_VARKO

LzBD5

 

VkBD2,3,4,5

GHSNEIDTQQCLKDKGTCHPTICPTQKMSKGTCYSGAQLCCVGESVHMCVRPFFPSCCFSRLSCSRSGGL

VkBD7_VARKO

LzBD6,82

SnBD5,6,

VkBD8

GQPHICKRMGGYCQITSKPCPYGFLPTTCGIFQTCCAKKPPTTNDCEKLGGFCRVPLHEKCPSGQDLPANCGINARCCKPETA

VkBD8_VARKO

LzBD6,82

SnBD5,6,

VkBD7

GQVPACTKLGGHCVTPLTVTCPYGSLGANCGINAICCAR

VkBD9_VARKO

   

TIGTFLVIQAKLCRKAGGFCISRFAHCPSSEIILIRCRSAQKCCKQ

VkBD10_VARKO

LzBD11

SnBD7,

 

EGCPVEAMLLTCTSLGGFCMLEPNQTCPSGLILDVPCHFKRRCCSKKEV

VkBD11_VARKO

   

GQSLSCRELGGLCVALADDDCDSEEILPADCGRLTLCCKG

VkBD12_VARKO

LzBD12–17

SnBD8

(python only)

VkBD13,14

EQALRRVPPVQIRSIRRYCNGRDGYCLDRKFFCESGFVYKEEYNDCMFQNKNKCCVIQKSK

VkBD13_VARKO

LzBD12–17

SnBD8 (python only)

VkBD12,14

DPSLPSKKAATSRFTTFACNGNFGYCLPRNWRCFSGLVYKEEFNDCPLPDIFKCCL

VkBD14_VARKO

LzBD12–17

SnBD8 (python only)

VkBD12,13

NKGLPTTTRVGKIPCLGPWGHCFFRKYRCASGFVMKERFNNCPNTRTLKCCVL

VkBD15_VARKO

   

GFLHVLARHCQKLGGTCKPHKAQCKVRIQILVPCGPGRKCCL

Scaffold 286

We identified 40 β defensins genes, including multiple large defensins (with some peptides containing eight instead of typical six cysteine residues) and peptides with multiple domains.

VkBD16_VARKO

  

VkBD17, 18

GGGLQDGEDPPGPRASCNSGRGYCLRCGAACPSGQIYVYNDCANPCSNKCCVRR

VkBD17_VARKO

  

VkBD16,18

GQSSYWGHLSCNSGRGYCLPCHLRCPYGYYYYNDCPGQCRYKCCVRR

VkBD18_VARKO

  

VkBD16,17

APDRVPHEQAPPCNHGLGYCHPCSLPCTSGKYYYYNDCDKPCANRCCTKQ

VkBD19_VARKO

   

GTELMEEEYLARAILCHSGQGVCRPRDLQCPSGLTYIYNDCPKTELYKCCAK

VkBD20_VARKO

   

EQNRLARSKCVCRKFCYPNEYPMGMCAIILVPMCCTFDPQGGS

VkBD21_VARKO

  

VkBD22

VSDKSSSCRSAGGKCYLILCPRGTGRIGKCSFTHVCCK

VkBD22_VARKO

  

VkBD21

GRTEVHDVRMCKLYGGECFLLVCPPGRAFIGKCSRLNVCCRG

VkBD23_VARKO

LzBD26

SnBD9, 10 (Colubroidea only)

 

GLAPDTPHDRSSCELNSGFCYSSNCPRCFGQYGFCDDKHPSCCVRDNSIPGCEVVTTPTYDKSSKTTAVPTTSETAPPQTAPPQTAPPQTAPPQTAPDESDKKC

VkBD24_VARKO

LzBD27

  

GYGLVPAGLSDTIKCRTTPRSFCKAVVCPPTFEPTGTCFGGSMHCCSK

VkBD25_VARKO

   

GEFANISNYYQCRHAGAMCAIFKCPAPFNSIGKCGIFKPCCI

VkBD26_VARKO

   

GSTEIIGEAKCAEYTGTCRLFECPISSMVENIGYCREDYVCCIR

VkBD27_VARKO

LzBD31

  

DGGTCRQLKGFCSTRRCPDKTFEVLGRCTPRKACCQKKANA

VkBD28_VARKO

LzBD32,33

SnBD13,14

 

GNAQAAEPDTLQCVRAGGSCNFGECRPPSVASGTCKGETLNCCKW

VkBD29_VARKO

LzBD34,35, 37,73

 

VkBD30,31

GHSVSNEAECKREGGFCIIAIGNPCRFPYGFIGKCSWWKFCCK

VkBD30_VARKO

LzBD34,35, 37,73

 

VkBD29,31

GSARWVKNEDECKEDGGTCLAIVIGGCGPLLQIGICGLGRNCCK

VkBD31_VARKO

LzBD34,35, 37,73

 

VkBD29,30

GCSISDRKECREGGGFCLPFLPNMCQVFSIIIGKCSRWSYCCKW

VkBD32_VARKO

   

ASTINTSQQCKNAGGHCIWSSCGFPLCPVGRCGYWSLCCKA

VkBD33_VARKO

   

GTPASPVRGPLQCVKQGGFCMSGNCRFPLRKLGTCHRFKACCIR

VkBD34_VARKO

LzBD39

SnBD15

 

GIYTTLDLEMLSCLSAKDAYCKTGHCLEYSVSLGKCNSYLSCCRSMINNLWRCAIAKGYCSMWTCPPPLIKNGRCSRDSPCCVQ

VkBD35_VARKO

LzBD41,43

SnBD17 (Colubroidea only)

VkBD36

GLAMRTERIDSAEECAKIQGFCTSEPECNTVYPIQGTCGEGTLCCLE

VkBD36_VARKO

LzBD41,43

SnBD17 (Colubroidea only)

VkBD35

TGYTCVLEEILTKEDCELIGATCIDGEDCNPPFPSQGTCGEGTVCCIP

VkBD37_VARKO

LzBD50

  

GLTTYVTSPEECESIKGFCTPRLCQENFRTLGECSAGIPCCTR

VkBD38_VARKO

 

SnBD17 (python only)

 

GFTRDIWDRPTCRSSQGFCWLITCPWPFAKHIGECIWPILRCCA

VkBD39_VARKO

LzBD52,53,55 (2 defensin domains)

 

VkBD43

DLAADCRLREGRCTRTSCSKTDIYLGECAKEIQCCKRDPALHCERQGGLCTQASCTGSDINLGPCGRGLKCCKKDPVAHCEAQGGKCVQNSCPTSDVFLGRCGNGFQCCKT

VkBD40_VARKO

LzBD52–55

  

GQPQKYIEKKECMDFGAQCTKAHCGEDYIFYGFCRTGVACCKR

VkBD41_VARKO

LzBD57

SnBD22 (pseudo-gene)

 

GVALPFQDDSVCIERGGRCMHLPCHPLRRIGRCLLNTYCCH

VkBD42_VARKO

LzBD58

  

GSTQFIKLAHKCLDAGGRCQKQACDFRKSIGRCNDQELCCKR

VkBD43_VARKO

LzBD52,53,55 (2 defensin domains)

 

VkBD39

DPVASCASQGGKCTPDICPSNFVLVGQCDQKLLCCKRDPVAHCKSQGGRCMQSRCASNNEYLGDCGPAVWCCKM

VkBD44_VARKO

   

GFAHMGINFREQCQWAEGKCQLYHCPAGWKKIGKCSKVVPCCSDK

VkBD45_VARKO

   

GSNPKQCEQKRAQCMIVCPRTHKKVGHCGRSLSCCAQR

VkBD46_VARKO

   

GYTSAVARCRRRGGKCHFGRCPQGKNRIGLCFLGTPCCTR

VkBD47_VARKO

LzBD63

  

GFTTEIRRARTCIEANGKCRLATCLHDPWERIGKCGDKRFCCKK

VkBD48_VARKO

  

VkBD50,52, 53,54

GHTFGFLRCRRNGGHCFPRGCPVGWKPRGRCIGRFTCCVRQGKRPAMEKARQ

VkBD49_VARKO

   

GHTFGVGECRDQFGSCKFAVCRNGWRRVGWCFLAVPCCRR

VkBD50_VARKO

  

VkBD48,52, 53,54

GTGQTPGALRCQRNGGLCFPWGCPPGWRPRGRCFGRFTCCIR

VkBD51_VARKO

   

GRTSGLVACQRKRGICLVGRCRPGWRQVGWCSRGVSCCKW

VkBD52_VARKO

  

VkBD48,50, 53,54

GQKPVILRCLRNGGRCFSWRCPSGWMLRGPCLRPFICCVR

VkBD53_VARKO

  

VkBD48,50, 52,54

GRTFGPPRCRRIGGFCIPRRCPSGWRQRGPCLGPFTCCKR

VkBD54_VARKO

  

VkBD48,50, 52,53

GTARTFGPARCRRIGGLCIPWGCPSGWRRRGRCFGRFTCCKR

VkBD55_VARKO

   

GGSSDGQPVSAPSSARLMRRCRSFYSPCKTCPVLLKELSCQVVHHPCCPPLKLLHL

Scaffold 7

We identified seven β-defensins on the edge of a large scaffold. This cluster ends with the gene XHO1

VkBD56_VARKO

  

VkBD58,60

GCLGVYEKGRRQCCTRNGHCYFLFCKKGTVKIGTCNFFSRCCSR

VkBD57_VARKO

   

GLAGENELDQRGCRRRCLVRHCTRRGRFYVCRRYYICCGR

VkBD58_VARKO

  

VkBD56,60

ECLGVYVKGRRQCRTQNGHCYFFYCKKDTYKIGICNFFTICCSR

VkBD59_VARKO

   

VSSPEECGRHGGLRLAGPRFSCWSGLLTGHCDAKHRCCKR

VkBD60_VARKO

  

VkBD56,58

ECHGMYVNGKRQCHTQNGHCYFLYCKKDTYKIGTCNFFSRCCSR

VkBD61_VARKO

LzBD77

  

GFSWSNDATLRCRYTGGYCDSLICRWPLRNAGFRCKNNRPCCKR

VkBD62_VARKO

LzBD78

  

GSARTPRSDLECQVHKGMCFPHGCPAQWSRIGSCSVRKHRCCR

Scaffold 45

We identified three β-defensin genes and TRAM2 on the edge of a large scaffold. The gene VKBD80 may be a duplication. TRAM2represents the end of this cluster.

VkBD79_VARKO

   

PGPYPCNWVCHTSPGVQSVCSAMPVRLKLLLGLASVCISVSTLCCFRQH

VkBD80a_VARKO

LzBD80

SnBD40,

 

GRCRRLKGVCRHTLCHPVEVYVGRCNNGMGNCCVDDAEDIRKHIK

VkBD80b_VARKO

LzBD80

SnBD40,

 

GRRRRLKGVCRHTLCHPVEVYVGRCNNGMGNCCVDDAEDIRKHIK

  1. Reptile β-defensin orthologs are also indicated (where they exist) as well as the β-defensin peptide sequences encoded by each gene. Overall, 66 β-defensin genes were identified, of which 4 encode multiple defensin domains (VkBD7, VkBD34, VkBD39, and VkBD43)