eF-site ID 2xg8-ABCDEF PDB Code 2xg8 Chain A, B, C, D, E, F click to enlarge Title Structural basis of gene regulation by protein PII: The crystal complex of PII and PipX from Synechococcus elongatus PCC 7942 Classification TRANSCRIPTION Compound NITROGEN REGULATORY PROTEIN P-II Source Synechococcus elongatus (strain PCC 7942) (Anacystis nidulans R2) (Q7X386_SYNE7) Sequence A:  MKKIEAIIRPFKLDEVKIALVNAGIVGMTVSEVRGFGRQE RYRGSEYTVEFLQKLKLEIVVEDAQVDTVIDKIVAAARTG EIGDGKIFVSPVDQTIRIRTGEKNAD B:  MKKIEAIIRPFKLDEVKIALVNAGIVGMTVSEVRGFGRQK GQTERYRGSEYTVEFLQKLKLEIVVEDAQVDTVIDKIVAA ARTGEIGDGKIFVSPVDQTIRIRTGEKN C:  MKKIEAIIRPFKLDEVKIALVNAGIVGMTVSEVRGFGRQK GQTERYRGSEYTVEFLQKLKLEIVVEDAQVDTVIDKIVAA ARTGEIGDGKIFVSPVDQTIRIRTGEKNADAI D:  SENYLNHPTFGLLYQICSFGDSKELFATLYAQRLFFLVAF DARGTRFEPIGRNEARMLVDNRLRQLRRDASLQEYNQLQQ VFKQTFL E:  SENYLNHPTFGLLYQICSFGDSKELFATLYAQRLFFLVAF DARGTRFEPIGRNEARMLVDNRLRQLRRDASLQEYNQLQQ VFKQTFL F:  SENYLNHPTFGLLYQICSFGDSKELFATLYAQRLFFLVAF DARGTREPIGRNEARMLVDNRLRQLRRQLQQVFKQTFL Description Functional site 1) chain A residue 46-51 type prosite sequence YRGSEY description PII_GLNB_UMP P-II protein uridylation site. YRGSEY source prosite : PS00496 2) chain A residue 83-96 type prosite sequence TGEIGDGKIFVSPV description PII_GLNB_CTER P-II protein C-terminal region signature. TgeiGDGKIFVspV source prosite : PS00638 3) chain A residue 49 type MOD_RES sequence S description Phosphoserine => ECO:0000269|PubMed:7592328 source Swiss-Prot : SWS_FT_FI1 4) chain B residue 49 type MOD_RES sequence S description Phosphoserine => ECO:0000269|PubMed:7592328 source Swiss-Prot : SWS_FT_FI1 5) chain C residue 49 type MOD_RES sequence S description Phosphoserine => ECO:0000269|PubMed:7592328 source Swiss-Prot : SWS_FT_FI1 6) chain A residue 51 type MOD_RES sequence Y description O-UMP-tyrosine => ECO:0000255|PROSITE-ProRule:PRU00675 source Swiss-Prot : SWS_FT_FI2 7) chain B residue 51 type MOD_RES sequence Y description O-UMP-tyrosine => ECO:0000255|PROSITE-ProRule:PRU00675 source Swiss-Prot : SWS_FT_FI2 8) chain C residue 51 type MOD_RES sequence Y description O-UMP-tyrosine => ECO:0000255|PROSITE-ProRule:PRU00675 source Swiss-Prot : SWS_FT_FI2

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