#ID(s) interactor A	ID(s) interactor B	Alt. ID(s) interactor A	Alt. ID(s) interactor B	Alias(es) interactor A	Alias(es) interactor B	Interaction detection method(s)	Publication 1st author(s)	Publication Identifier(s)	Taxid interactor A	Taxid interactor B	Interaction type(s)	Source database(s)	Interaction identifier(s)	Confidence value(s)	Expansion method(s)	Biological role(s) interactor A	Biological role(s) interactor B	Experimental role(s) interactor A	Experimental role(s) interactor B	Type(s) interactor A	Type(s) interactor B	Xref(s) interactor A	Xref(s) interactor B	Interaction Xref(s)	Annotation(s) interactor A	Annotation(s) interactor B	Interaction annotation(s)	Host organism(s)	Interaction parameter(s)	Creation date	Update date	Checksum(s) interactor A	Checksum(s) interactor B	Interaction Checksum(s)	Negative	Feature(s) interactor A	Feature(s) interactor B	Stoichiometry(s) interactor A	Stoichiometry(s) interactor B	Identification method participant A	Identification method participant B
uniprotkb:P00646	uniprotkb:P06129	intact:EBI-1029919	intact:EBI-1037258|uniprotkb:Q2M8R1|ensemblbacteria:AAC76948|ensemblbacteria:BAE77345	psi-mi:cea3_ecolx(display_long)|uniprotkb:ceaC(gene name)|psi-mi:ceaC(display_short)|uniprotkb:Colicin-E3 A chain(gene name synonym)|uniprotkb:Ribonuclease(gene name synonym)	psi-mi:btub_ecoli(display_long)|uniprotkb:btuB(gene name)|psi-mi:btuB(display_short)|uniprotkb:bfe(gene name synonym)|uniprotkb:cer(gene name synonym)|uniprotkb:dcrC(gene name synonym)|uniprotkb:b3966(locus name)|uniprotkb:Cobalamin receptor(gene name synonym)|uniprotkb:Outer membrane cobalamin translocator(gene name synonym)|uniprotkb:JW3938(locus name)	psi-mi:"MI:0114"(x-ray crystallography)	Kurisu et al. (2003)	pubmed:14528295	taxid:562(ecolx)|taxid:562(Escherichia coli)	taxid:83333(ecoli)|taxid:83333("Escherichia coli (strain K12)")	psi-mi:"MI:0407"(direct interaction)	psi-mi:"MI:0469"(IntAct)	intact:EBI-1037278|rcsb pdb:1UJW	-	-	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0497"(neutral component)	psi-mi:"MI:0497"(neutral component)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	refseq:WP_000012964.1|interpro:IPR024575|interpro:IPR036302|interpro:IPR036725|rcsb pdb:1E44|rcsb pdb:1JCH|rcsb pdb:1UJW|rcsb pdb:2B5U|rcsb pdb:4UDM|rcsb pdb:4V5K|go:"GO:0003723"(RNA binding)|go:"GO:0004519"(endonuclease activity)|go:"GO:0005727"(extrachromosomal circular DNA)|go:"GO:0019835"(cytolysis)|go:"GO:0032413"(negative regulation of ion transmembrane transporter activity)|go:"GO:0042742"(defense response to bacterium)|go:"GO:0043022"(ribosome binding)|go:"GO:0044325"(transmembrane transporter binding)|interpro:IPR009105(Colicin E3, ribonuclease)|interpro:IPR016128(Pyosin/cloacin, translocation)|interpro:IPR024566|dip:DIP-545N	dip:DIP-9232N|refseq:NP_418401.1|rcsb pdb:2GSK|rcsb pdb:2GUF|rcsb pdb:2YSU|rcsb pdb:3M8B|rcsb pdb:3M8D|rcsb pdb:3RGM|rcsb pdb:3RGN|ensemblbacteria:AAC76948(transcript)|ensemblbacteria:b3966(gene)|ensemblbacteria:BAE77345(gene)|ensemblbacteria:BAE77345(transcript)|go:"GO:0015288"(porin activity)|go:"GO:0015420"(ABC-type vitamin B12 transporter activity)|go:"GO:0015889"(cobalamin transport)|go:"GO:0016021"(integral component of membrane)|go:"GO:0019904"(protein domain specific binding)|go:"GO:0031230"(intrinsic component of cell outer membrane)|go:"GO:0034220"(ion transmembrane transport)|go:"GO:0046872"(metal ion binding)|go:"GO:0046930"(pore complex)|interpro:IPR000531(TonB-dependent receptor, beta-barrel)|interpro:IPR010101(TonB-dependent vitamin B12 receptor)|interpro:IPR010916(TonB box, conserved site)|interpro:IPR010917(TonB-dependent receptor, conserved site)|interpro:IPR012910(TonB-dependent receptor, plug)|interpro:IPR036942|interpro:IPR037066|interpro:IPR039426|rcsb pdb:1NQE|rcsb pdb:1NQF|rcsb pdb:1NQG|rcsb pdb:1NQH|rcsb pdb:1UJW|refseq:WP_000591359.1	-	-	-	assembly:dimeric, multimeric|3d-r-factors:working 75.600%, free 70.700%|3d-resolution:2.75A|dataset:PDBe - Data obtained from the Protein Data Bank Europe	taxid:-1(in vitro)|taxid:-1(In vitro)	-	2006/09/20	2014/10/16	rogid:GjwReYeE1X62fpiQOopqvKQ738E562	rogid:C/WjZjEdRkWc/EFKHEV75JuxYjw83333	intact-crc:2BDA533838D21F1D|rigid:QIJvbv6b1S3TGjquDrpMwxiUZ3s	false	sufficient binding region:314-448	sufficient binding region:21-614	1	1	psi-mi:"MI:0396"(predetermined participant)	psi-mi:"MI:0396"(predetermined participant)