Q6. This figure shows the sequence alignment of five (5) different Src homology 2 (SH2) domains, all from different species. BB BC BD BE BF aB1 aA aB2 C.g. 1250 HRVINHPYYFPINGKOAEDYLRSKERGDFVIROSSRGDDHLAITNKLDKDLFOHVDIOELEKENPLALGKVLVVEG- S.c. 1251 HRVINHPYYFPFNGROAEDYLRSKERGEFVIROSSRGDDHLVITWKLDKDLFOHIDIOELEKENPLALGKVLIVDN-- QRYHDLDQIIVEYLONKIRLLNELT -QKYNDLDQIIVEYLONKVRLLNEMT S.p. 1162 ARVIKHPLEKDLNASQAEAYLSKMOVGDLVIRPSSKGSDHIVVTWKVAEGSYOHIDVLELEKENEFTIGOKLLVKGRFEKMTYQYSDLDELIVLHIKAIAKKIDEMC EEFEDLDEIIARHIMPMALAARELI EEFEDLDEIVARYVOPMASFARDLL D.m. 1332 RRVIAHPSFFNKSYAEVVAMLAEADOGEVALRPSSKSKOHTATWKVADDIFOHIDVREEGKENDFSLGRSLNIGT---- 8.s. 1327 KRVIAHPSEHNINFKOAEKMMETMDOGDVIIRPSSKGENHLTVENKVSDGIYOHVDVREEGKENAFSLGATLNINS- A AAA R1281 These five domains are likely to: have arisen from gene duplication and then DNA segment shuffling. be derived from different ancestral proteins. show less than 25% sequence identity. be the result of lateral gene transfer followed by intragenic mutation.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Q6. This figure shows the sequence alignment of five (5) different Src homology 2 (SH2) domains, all from different
species.
BB
BD
BE
BF
aB1
aA
BC
aB2
C.g. 1250 HRVINHPYYFPINGKOAEDYLRSKERGDFVIROSSRGDDHLAITNKLDKDLFOHVDIOELEKENPLALGKVLVVEG-
s.c. 1251 HRVINHPYYFPFNGROAEDYLRSKERGEFVIROSSRGDDHLVITWKLDKDLFOHIDIOELEKENPLALGKVLIVDN-
-QRYHDLDQIIVEYLONKIRLLNELT
-QKYNDLDQIIVEYLONKVRLLNEMT
S.p. 1162 ARVIKHPLEKDLNASQAEAYLSKMOVGDLVIRPSSKGSDHIVVTWKVAEGSYOHIDVLELEKENEFTIGOKLLVKGRFEKMTYQYSDLDELIVLHIKAIAKKIDEMC
EEFEDLDEIIARHIMPMALAARELI
EEFEDLDEIVARYVOPMASFARDLL
D.m. 1332 RRVIAHPSFFNKSYAEVVAMLAEADOGEVALRPSSKSKDHTATWKVADDIFOHIDVREEGKENDFSLGRSLWIGT----
H.s. 1327 KRVIAHPSEHNINFKOAEKMMETMDOGDVIIRPSSKGENHLTVEKVSDGIYOHVDVREEGKENAFSLGATLNINS-
A AAA
R1281
These five domains are likely to:
have arisen from gene duplication and then DNA segment shuffling.
be derived from different ancestral proteins.
show less than 25% sequence identity.
be the result of lateral gene transfer followed by intragenic mutation.
Transcribed Image Text:Q6. This figure shows the sequence alignment of five (5) different Src homology 2 (SH2) domains, all from different species. BB BD BE BF aB1 aA BC aB2 C.g. 1250 HRVINHPYYFPINGKOAEDYLRSKERGDFVIROSSRGDDHLAITNKLDKDLFOHVDIOELEKENPLALGKVLVVEG- s.c. 1251 HRVINHPYYFPFNGROAEDYLRSKERGEFVIROSSRGDDHLVITWKLDKDLFOHIDIOELEKENPLALGKVLIVDN- -QRYHDLDQIIVEYLONKIRLLNELT -QKYNDLDQIIVEYLONKVRLLNEMT S.p. 1162 ARVIKHPLEKDLNASQAEAYLSKMOVGDLVIRPSSKGSDHIVVTWKVAEGSYOHIDVLELEKENEFTIGOKLLVKGRFEKMTYQYSDLDELIVLHIKAIAKKIDEMC EEFEDLDEIIARHIMPMALAARELI EEFEDLDEIVARYVOPMASFARDLL D.m. 1332 RRVIAHPSFFNKSYAEVVAMLAEADOGEVALRPSSKSKDHTATWKVADDIFOHIDVREEGKENDFSLGRSLWIGT---- H.s. 1327 KRVIAHPSEHNINFKOAEKMMETMDOGDVIIRPSSKGENHLTVEKVSDGIYOHVDVREEGKENAFSLGATLNINS- A AAA R1281 These five domains are likely to: have arisen from gene duplication and then DNA segment shuffling. be derived from different ancestral proteins. show less than 25% sequence identity. be the result of lateral gene transfer followed by intragenic mutation.
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