eF-site ID 3bez-B
PDB Code 3bez
Chain B

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Title Crystal structure of Escherichia coli Signal peptide peptidase (SppA), SeMet crystals
Classification HYDROLASE
Compound Protease 4
Source Escherichia coli (strain K12) (SPPA_ECOLI)
Sequence B:  RGALLLDISGVIVDKPQENSLFDIVNTIRQAKDDRNITGI
VXDLKNFAGGDQPSXQYIGKALKEFRDSGKPVYAVGENYS
QGQYYLASFANKIWLSPQGVVDLHGFATNGLYYKSLLDKL
KVSTHVFRVGTYKSAVEPFIRDDXSPAAREADSRWIGELW
QNYLNTVAANRQIPAEQVFPGAQGLLEGLTKTGGDTAKYA
LENKLVDALASSAEIEKALTKEFGWSKTDKNYRAISYYDY
ALKTPADTGDSIGVVFANGAIXDGEETQGNVGGDTTAAQI
RDARLDPKVKAIVLRVNSPGGSVTASEVIRAELAAARAAG
KPVVVSXGGXAASGGYWISTPANYIVANPSTLTGSIGIFG
VITTVENSLDSIGVHTDGVSTSPLADVSITRALPPEAQLX
XQLSIENGYKRFITLVADARHSTPEQIDKIAQGHVWTGQD
AKANGLVDSLGDFDDAVAKAAELAKVKQWHLEY
Description (1)  Crystal structure of Escherichia coli Signal peptide peptidase (SppA), SeMet crystals


Functional site

1) chain B
residue 209
type ACT_SITE
sequence K
description Proton donor/acceptor => ECO:0000305
source Swiss-Prot : SWS_FT_FI1

2) chain B
residue 409
type ACT_SITE
sequence S
description Nucleophile
source Swiss-Prot : SWS_FT_FI2


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