eF-site ID 6msk-i
PDB Code 6msk
Chain i

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Title Cryo-EM structures and dynamics of substrate-engaged human 26S proteasome
Classification HYDROLASE
Compound 26S proteasome non-ATPase regulatory subunit 1
Source (PSB4_HUMAN)
Sequence i:  SRRYDSRTTIFSPEGRLYQVEYAMEAIGHAGTCLGILAND
GVLLAAERRNIHKLLDEVFFSEKIYKLNEDMACSVAGITS
DANVLTNELRLIAQRYLLQYQEPIPCEQLVTALCDIKQAY
TQFGGKRPFGVSLLYIGWDKHYGFQLYQSDPSGNYGGWKA
TCIGNNSAAAVSMLKQDYKEGEMTLKSALALAIKVLNKTM
DVSKLSAEKVEIATLTRENGKTVIRVLKQKEVEQLIKKHE
EEEAKAEREK
Description (1)  26S proteasome


Functional site

1) chain i
residue 5-27
type prosite
sequence YDSRTTIFSPEGRLYQVEYAMEA
description PROTEASOME_ALPHA_1 Proteasome alpha-type subunits signature. YdndvTvWSPqGRihQIEYAmeA
source prosite : PS00388

2) chain i
residue 35-82
type prosite
sequence LGILANDGVLLAAERRNIHKLLDEVFFSEKIYKLNEDMAC
SVAGITSD
description PROTEASOME_BETA_1 Proteasome beta-type subunits signature. LAIaGedFAIVASDtrlsegfsihtrdsp.KcykltdktvigcsGfhGD
source prosite : PS00854

3) chain i
residue 127
type MOD_RES
sequence K
description Phosphoserine => ECO:0007744|PubMed:23186163
source Swiss-Prot : SWS_FT_FI3

4) chain i
residue 176
type MOD_RES
sequence K
description Phosphoserine => ECO:0007744|PubMed:23186163
source Swiss-Prot : SWS_FT_FI3


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