eF-site ID 2ix2-ABC
PDB Code 2ix2
Chain A, B, C

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Title Crystal structure of the heterotrimeric PCNA from Sulfolobus solfataricus
Classification REPLICATION
Compound DNA POLYMERASE SLIDING CLAMP B
Source null (PCNA1_SULSO)
Sequence A:  FKIVYPNAKDFFSFINSITNVTDSIILNFTEDGIFSRHLT
EDKVLMAIMRIPKDVLSEYSIDSPTSVKLDVSSVKKILSK
ASKATIELTDSGLKIIIRDEKSGAKSTIYIKNLAVNFTTD
ESVLNVIAADVTLVGEEMRISTEEDKIKIEAGRYVAFLMK
DKPLKELSIDTSASSSYSAEMFKDAVKGLRGFSAPTMVSF
GENLPMKIDVEAVSGGHMIFWIAPRL
B:  MKAKVIDAVSFSYILRTVGDFLSEANFIVTKEGIRVSGID
PSRVVFLDIFLPSSYFEGFEVSQEKEIIGFKLEDVNDILK
RVLKDDTLILSSNESKLTLTFDGEFTRSFELPLIQVESTQ
PPSVNLEFPFKAQLLTITFADIIDELSDLGEVLNIHSKEN
KLYFEVIGDLSTAKVELSTDNGTLLEASGADVSSSYGMEY
VANTTKMRRASDSMELYFGSQIPLKLRFKLPQEGYGDFYI
APRAD
C:  NIRLINMKVVYDDVRVLKDIIQALARLVDEAVLKFKQDSV
ELVALDRAHISLISVNLPREMFKEYDVNDEFKFGFNTQYL
MKILKVAKRKEAIEIASESPDSVIINIIGSTNREFNVRNL
EVSEQEIPEINLQFDISATISSDGFKSAISEVSTVTDNVV
VEGHEDRILIKAEVEVEFGLQDLEFSKESKNSYSAEYLDD
VLSLTKLSDYVKISFGNQKPLQLFFNMEGGGKVTYLLAPK
V
Description


Functional site

1) chain B
residue 33-56
type prosite
sequence GIRVSGIDPSRVVFLDIFLPSSYF
description PCNA_1 Proliferating cell nuclear antigen signature 1. GIrVsGIDpSRVvFLdIfLpssyF
source prosite : PS01251

2) chain C
residue 48-71
type prosite
sequence SVELVALDRAHISLISVNLPREMF
description PCNA_1 Proliferating cell nuclear antigen signature 1. GIrVsGIDpSRVvFLdIfLpssyF
source prosite : PS01251


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