eF-site ID 1uk3-B
PDB Code 1uk3
Chain B

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Title Crystal structure of SARS Coronavirus Main Proteinase (3CLpro) At pH7.6
Classification HYDROLASE
Compound 3C-like proteinase
Source Human SARS coronavirus (SARS-CoV) (Severe acute respiratory syndrome coronavirus) (R1AB_CVHSA)
Sequence B:  SGFRKMAFPSGKVEGCMVQVTCGTTTLNGLWLDDTVYCPR
HVICTAEDMLNPNYEDLLIRKSNHSFLVQAGNVQLRVIGH
SMQNCLLRLKVDTSNPKTPKYKFVRIQPGQTFSVLACYNG
SPSGVYQCAMRPNHTIKGSFLNGSCGSVGFNIDYDCVSFC
YMHHMELPTGVHAGTDLEGKFYGPFVDRQTAQAAGTDTTI
TLNVLAWLYAAVINGDRWFLNRFTTTLNDFNLVAMKYNYE
PLTQDHVDILGPLSAQTGIAVLDMCAALKELLQNGMNGRT
ILGSTILEDEFTPFDVVRQCSG
Description


Functional site

1) chain B
residue 41
type catalytic
sequence H
description 830
source MCSA : MCSA2

2) chain B
residue 143
type catalytic
sequence G
description 830
source MCSA : MCSA2

3) chain B
residue 145
type catalytic
sequence C
description 830
source MCSA : MCSA2

4) chain B
residue 41
type ACT_SITE
sequence H
description For 3CL-PRO activity => ECO:0000255|PROSITE-ProRule:PRU00772
source Swiss-Prot : SWS_FT_FI1

5) chain B
residue 145
type ACT_SITE
sequence C
description For 3CL-PRO activity => ECO:0000255|PROSITE-ProRule:PRU00772
source Swiss-Prot : SWS_FT_FI1


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