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Open data
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Basic information
Entry | ![]() | |||||||||
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Title | Tip region of monocin | |||||||||
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![]() | Bacteriocin / bacteriophage / Siphoviridae / F-type tailocin / phage tail-like bacteriocins / Listeria monocytogenes / monocin / cryo-EM / VIRUS LIKE PARTICLE | |||||||||
Function / homology | ![]() | |||||||||
Biological species | ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.88 Å | |||||||||
![]() | Wang JW / Gu ZW | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of an F-type phage tail-like bacteriocin from Listeria monocytogenes. Authors: Zhiwei Gu / Xiaofei Ge / Jiawei Wang / ![]() Abstract: F-type phage tail-like bacteriocins (PTLBs) are high-molecular-weight protein complexes exhibiting bactericidal activity and share evolutionary similarities with the tails of non-contractile ...F-type phage tail-like bacteriocins (PTLBs) are high-molecular-weight protein complexes exhibiting bactericidal activity and share evolutionary similarities with the tails of non-contractile siphoviruses. In this study, we present the atomic structure of monocin, a genetically engineered F-type PTLB from Listeria monocytogenes. Our detailed atomic-level analysis, excluding two chaperone proteins, provides crucial insights into the molecular architecture of F-type PTLBs. The core structure of monocin resembles TP901-1-like phage tails, featuring three side fibers with receptor-binding domains that connect to the baseplate for host adhesion. Based on these findings, we propose a potential mechanism by which F-type PTLBs induce cell death, offering a foundation for developing targeted antibacterial therapies. | |||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 257.5 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 23.3 KB 23.3 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 17.7 KB | Display | ![]() |
Images | ![]() | 107.1 KB | ||
Filedesc metadata | ![]() | 7.6 KB | ||
Others | ![]() ![]() | 475.9 MB 475.9 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9j1kMC ![]() 9j1jC ![]() 9j1lC M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Map
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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.0742 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: #2
File | emd_61074_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_61074_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
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Sample components
-Entire : monocin
Entire | Name: monocin |
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Components |
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-Supramolecule #1: monocin
Supramolecule | Name: monocin / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
-Macromolecule #1: AA protein
Macromolecule | Name: AA protein / type: protein_or_peptide / ID: 1 / Number of copies: 30 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 18.01026 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MAFEENLYCD YTPGAAKAVA GKDVILAVFN AAGDKLLAVA GQQGLTVNRS KDSIEITSKD TVGGWKSKIG GMKEWSIEND GLYVADAES HKELAKYFES DSPVCVKIIN QASKKGLFGG LAIVADYSFE APFDEAMTYS VKLDGMGALV DLTITEGGDQ M PGETPVAP AE UniProtKB: AA protein |
-Macromolecule #2: FtbJ
Macromolecule | Name: FtbJ / type: protein_or_peptide / ID: 2 / Number of copies: 3 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 65.312633 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MAESKSITFE LNESVLTAQV GRLDEMAMVV ERRFSELKMT IEDVGNADPG SKISESLGGL QSGLGTISSA FGQLGSSSEA ITSGFGTAV GSVGGITDAF KNLGSSVQNG TLFSSLATGI GGMSTMLGGV SGGVQGITNL ASGFMELKNH LGGLMSSIGG V GGIMGKLT ...String: MAESKSITFE LNESVLTAQV GRLDEMAMVV ERRFSELKMT IEDVGNADPG SKISESLGGL QSGLGTISSA FGQLGSSSEA ITSGFGTAV GSVGGITDAF KNLGSSVQNG TLFSSLATGI GGMSTMLGGV SGGVQGITNL ASGFMELKNH LGGLMSSIGG V GGIMGKLT SPMGLVIIGI VALVAAFTYL MTTNESFRNT VMSVVTQVAQ LFGQLVASLM PIIMQIVTAV MQIGAALMPM VM QFISFFA QLLAQLMPFI NMLISMLMPV IMQIVQVVMS LVSALLPSIM TVIQGIMSVI QFLIPIIMQI ATVVVQIVVT IIS YISKIM PIVMTIIGVI VSIITTIISY VVIIATTIAS VIGKIISFIA SVITAVIGIV QPIIAFITNI FTTIVTIIGA AFQM VFTVA SKIWNSIMST ISGIIDGIKA VITGISTTVS SVFNGVKRII TGVFDGIKSA WGGLTDFVGN IFDGVSSAIQ TVVDN VKGF VNVVIRGING AIGLINKIPG VEIGKIPQLI SGTTNFQGGF ARMNEGGRGE MVVLPSGSQV IPHDATMKYA RESARG NKS MLYTSQGADL ARVENLLERL LQKNPVIKMD DKVVAEVVSR NQANSFDQYN YTMGGAAYS UniProtKB: FtbJ |
-Macromolecule #3: FtbK
Macromolecule | Name: FtbK / type: protein_or_peptide / ID: 3 / Number of copies: 6 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 31.37335 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MSDLFLELNG KVHSLSETFP GLSVQEVSRQ SPQLSMETAE IAGTDGVIPG MTQFKPFIFS AKCNLQALDI PDYHLAVREI YEFLFQRDS YYIWSDQMPG IRYEVHPKPV DFSRESDRVG LLTIEFDVFK GYAESRGTSL DPMTFEVDLW QMGMNLSNRD D LFYVFREN ...String: MSDLFLELNG KVHSLSETFP GLSVQEVSRQ SPQLSMETAE IAGTDGVIPG MTQFKPFIFS AKCNLQALDI PDYHLAVREI YEFLFQRDS YYIWSDQMPG IRYEVHPKPV DFSRESDRVG LLTIEFDVFK GYAESRGTSL DPMTFEVDLW QMGMNLSNRD D LFYVFREN TFRVYNAGSD RVNPLMRHEL DIAMTANGTP TIHNLTTGES FEYRKELQKT DVLLLNNIYP LVNNRRVGKD TN HGIITLE KGWNDFEIKG VTDVTIAFNF PFIYR UniProtKB: FtbK |
-Macromolecule #4: FtbL
Macromolecule | Name: FtbL / type: protein_or_peptide / ID: 4 / Number of copies: 3 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 43.228668 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MDYVIIQSMD KEVEEILTDI DYGSFSYDYE KNTSRAISFT VNKTKQNAAI FDLVGNEAIL TYQGQQFVIK KCTPKSIGGT ISKQITAQH ICYTVQDHVQ YNVKSGRKKY SIQTVLEFAL QDNVLGFSYE IQGSFPLVEL EDLGNKNGLE LVNLCLEEFG A ILFADNKK ...String: MDYVIIQSMD KEVEEILTDI DYGSFSYDYE KNTSRAISFT VNKTKQNAAI FDLVGNEAIL TYQGQQFVIK KCTPKSIGGT ISKQITAQH ICYTVQDHVQ YNVKSGRKKY SIQTVLEFAL QDNVLGFSYE IQGSFPLVEL EDLGNKNGLE LVNLCLEEFG A ILFADNKK LYFYDEKSWY VRTEKQFRYL YNTEEVSVDT NTDNLKTEIK CYGKQKENAD KLTGDNKYMA VVTYTSPNEA IY GKRMANA KSDDKITNND DLLIFAKKQI LDVPETALTI AYKGKEPVSE RDVWYFIHEP MGFETEVKVT KIKSSHPWSK KFQ EIGFSN SRRDMVRIQT QIANQVKKAS VDTNKINSFS SIAMNAYDSR ILTEVVGVVD GD UniProtKB: FtbL |
-Macromolecule #5: CCA-adding enzyme
Macromolecule | Name: CCA-adding enzyme / type: protein_or_peptide / ID: 5 / Number of copies: 3 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 10.635911 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MATEIRVLKN VDDTVFYPKT HVTAVEGLDS ATTTTSGLMP ASDKTKLNGI EANAEKNNVT AIDIANWNKK QDAILVSENG SNFKITVTN AGELKATKVE UniProtKB: CCA-adding enzyme |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Buffer | pH: 7 |
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Vitrification | Cryogen name: PROPANE |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 50.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |