eF-site ID 1fnt-C PDB Code 1fnt Chain C click to enlarge Title CRYSTAL STRUCTURE OF THE 20S PROTEASOME FROM YEAST IN COMPLEX WITH THE PROTEASOME ACTIVATOR PA26 FROM TRYPANOSOME BRUCEI AT 3.2 ANGSTROMS RESOLUTION Classification HYDROLASE/HYDROLASE ACTIVATOR Compound PROTEASOME COMPONENT C7-ALPHA Source Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) (Q9U8G2_9TRYP) Sequence C:  RYDSRTTIFSPEGRLYQVEYALESISHAGTAIGIMASDGI VLAAERKVTSTLLEQDTSTEKLYKLNDKIAVAVAGLTADA EILINTARIHAQNYLKTYNEDIPVEILVRRLSDIKQGYTQ HGGLRPFGVSFIYAGYDDRYGYQLYTSNPSGNYTGWKAIS VGANTSAAQTLLQMDYKDDMKVDDAIELALKTLSKTTDSS ALTYDRLEFATIRKGANDGEVYQKIFKPQEIKDILVKTGI T Description Functional site 1) chain C residue 6-28 type prosite sequence YDSRTTIFSPEGRLYQVEYALES description PROTEASOME_ALPHA_1 Proteasome alpha-type subunits signature. YdrgvStFSPeGRlfQVEYSleA source prosite : PS00388 2) chain C residue 36-83 type prosite sequence IGIMASDGIVLAAERKVTSTLLEQDTSTEKLYKLNDKIAV AVAGLTAD description PROTEASOME_BETA_1 Proteasome beta-type subunits signature. LAFrFqgGIIVAVDsratagnwvasqtvk.RvieinpfllgtmaGgaAD source prosite : PS00854 3) chain C residue 199 type ACT_SITE sequence K description Nucleophile => ECO:0000269|PubMed:9087403 source Swiss-Prot : SWS_FT_FI1 4) chain C residue 231 type ACT_SITE sequence K description Nucleophile => ECO:0000269|PubMed:9087403 source Swiss-Prot : SWS_FT_FI1

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