http://togogenome.org/gene/42881:IPT68_RS21565 ^@ http://purl.uniprot.org/uniprot/A0A7M2T1F9 ^@ Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL30 family.|||Part of the 50S ribosomal subunit. http://togogenome.org/gene/42881:IPT68_RS21425 ^@ http://purl.uniprot.org/uniprot/A0A7M2T155 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS12 family.|||Interacts with and stabilizes bases of the 16S rRNA that are involved in tRNA selection in the A site and with the mRNA backbone. Located at the interface of the 30S and 50S subunits, it traverses the body of the 30S subunit contacting proteins on the other side and probably holding the rRNA structure together. The combined cluster of proteins S8, S12 and S17 appears to hold together the shoulder and platform of the 30S subunit.|||Part of the 30S ribosomal subunit. Contacts proteins S8 and S17. May interact with IF1 in the 30S initiation complex.|||With S4 and S5 plays an important role in translational accuracy. http://togogenome.org/gene/42881:IPT68_RS07070 ^@ http://purl.uniprot.org/uniprot/A0A7M2TCL7 ^@ Function|||Similarity ^@ Belongs to the bacterial ribosomal protein bL20 family.|||Binds directly to 23S ribosomal RNA and is necessary for the in vitro assembly process of the 50S ribosomal subunit. It is not involved in the protein synthesizing functions of that subunit. http://togogenome.org/gene/42881:IPT68_RS14680 ^@ http://purl.uniprot.org/uniprot/A0A7M2TGF4 ^@ Cofactor|||Function|||PTM|||Similarity|||Subcellular Location Annotation ^@ Acts as a transcriptional regulator. Probably redox-responsive. The apo- but not holo-form probably binds DNA.|||Belongs to the WhiB family.|||Binds 1 [4Fe-4S] cluster per subunit. Following nitrosylation of the [4Fe-4S] cluster binds 1 [4Fe-8(NO)] cluster per subunit.|||Cytoplasm|||The Fe-S cluster can be nitrosylated by nitric oxide (NO).|||Upon Fe-S cluster removal intramolecular disulfide bonds are formed. http://togogenome.org/gene/42881:IPT68_RS16520 ^@ http://purl.uniprot.org/uniprot/A0A7M2THB0 ^@ Subcellular Location Annotation ^@ Cytoplasm http://togogenome.org/gene/42881:IPT68_RS21510 ^@ http://purl.uniprot.org/uniprot/A0A7M2T1E6 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL16 family.|||Binds 23S rRNA and is also seen to make contacts with the A and possibly P site tRNAs.|||Part of the 50S ribosomal subunit. http://togogenome.org/gene/42881:IPT68_RS12665 ^@ http://purl.uniprot.org/uniprot/A0A7M2THY7 ^@ Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the FtsA/MreB family.|||Cytoplasm|||Forms membrane-associated dynamic filaments that are essential for cell shape determination. Acts by regulating cell wall synthesis and cell elongation, and thus cell shape. A feedback loop between cell geometry and MreB localization may maintain elongated cell shape by targeting cell wall growth to regions of negative cell wall curvature.|||Forms polymers. http://togogenome.org/gene/42881:IPT68_RS26070 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3I6 ^@ Function|||Similarity|||Subunit ^@ Allows the formation of correctly charged Asn-tRNA(Asn) or Gln-tRNA(Gln) through the transamidation of misacylated Asp-tRNA(Asn) or Glu-tRNA(Gln) in organisms which lack either or both of asparaginyl-tRNA or glutaminyl-tRNA synthetases. The reaction takes place in the presence of glutamine and ATP through an activated phospho-Asp-tRNA(Asn) or phospho-Glu-tRNA(Gln).|||Belongs to the GatC family.|||Heterotrimer of A, B and C subunits. http://togogenome.org/gene/42881:IPT68_RS07255 ^@ http://purl.uniprot.org/uniprot/A0A7M2TAF9 ^@ Similarity ^@ Belongs to the FKBP-type PPIase family. http://togogenome.org/gene/42881:IPT68_RS14335 ^@ http://purl.uniprot.org/uniprot/A0A7M2TDX3 ^@ Similarity ^@ Belongs to the sigma-70 factor family. ECF subfamily. http://togogenome.org/gene/42881:IPT68_RS24190 ^@ http://purl.uniprot.org/uniprot/A0A7M2T4Q8 ^@ Cofactor|||Function|||PTM|||Similarity|||Subcellular Location Annotation ^@ Acts as a transcriptional regulator. Probably redox-responsive. The apo- but not holo-form probably binds DNA.|||Belongs to the WhiB family.|||Binds 1 [4Fe-4S] cluster per subunit. Following nitrosylation of the [4Fe-4S] cluster binds 1 [4Fe-8(NO)] cluster per subunit.|||Cytoplasm|||The Fe-S cluster can be nitrosylated by nitric oxide (NO).|||Upon Fe-S cluster removal intramolecular disulfide bonds are formed. http://togogenome.org/gene/42881:IPT68_RS21610 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3F9 ^@ Domain|||Function|||Similarity|||Subunit ^@ Belongs to the RNA polymerase alpha chain family.|||DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.|||Homodimer. The RNAP catalytic core consists of 2 alpha, 1 beta, 1 beta' and 1 omega subunit. When a sigma factor is associated with the core the holoenzyme is formed, which can initiate transcription.|||The N-terminal domain is essential for RNAP assembly and basal transcription, whereas the C-terminal domain is involved in interaction with transcriptional regulators and with upstream promoter elements. http://togogenome.org/gene/42881:IPT68_RS07075 ^@ http://purl.uniprot.org/uniprot/A0A7M2TBQ4 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL35 family. http://togogenome.org/gene/42881:IPT68_RS05985 ^@ http://purl.uniprot.org/uniprot/A0A7M2TC31 ^@ Similarity|||Subcellular Location Annotation ^@ Belongs to the sbp family.|||Cell membrane http://togogenome.org/gene/42881:IPT68_RS06425 ^@ http://purl.uniprot.org/uniprot/A0A7M2TA18 ^@ Function|||Similarity|||Subunit ^@ Belongs to the RNA polymerase subunit omega family.|||Promotes RNA polymerase assembly. Latches the N- and C-terminal regions of the beta' subunit thereby facilitating its interaction with the beta and alpha subunits.|||The RNAP catalytic core consists of 2 alpha, 1 beta, 1 beta' and 1 omega subunit. When a sigma factor is associated with the core the holoenzyme is formed, which can initiate transcription. http://togogenome.org/gene/42881:IPT68_RS17220 ^@ http://purl.uniprot.org/uniprot/A0A7M2SZD8 ^@ Similarity ^@ Belongs to the PhoU family.|||Belongs to the UPF0111 family. http://togogenome.org/gene/42881:IPT68_RS20275 ^@ http://purl.uniprot.org/uniprot/A0A7M2TIC6 ^@ Similarity|||Subcellular Location Annotation ^@ Belongs to the purine/pyrimidine phosphoribosyltransferase family.|||Cytoplasm http://togogenome.org/gene/42881:IPT68_RS20255 ^@ http://purl.uniprot.org/uniprot/A0A7M2T0V2 ^@ Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the PPase family.|||Catalyzes the hydrolysis of inorganic pyrophosphate (PPi) forming two phosphate ions.|||Cytoplasm|||Homohexamer. http://togogenome.org/gene/42881:IPT68_RS25415 ^@ http://purl.uniprot.org/uniprot/A0A7M2T5A5 ^@ Cofactor|||Function|||Similarity|||Subunit ^@ Belongs to the bacterial ribosomal protein bL31 family. Type A subfamily.|||Binds 1 zinc ion per subunit.|||Binds the 23S rRNA.|||Part of the 50S ribosomal subunit. http://togogenome.org/gene/42881:IPT68_RS21330 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2A7 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL33 family. http://togogenome.org/gene/42881:IPT68_RS23615 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2J1 ^@ Cofactor|||Function ^@ Binds 1 [3Fe-4S] cluster.|||Ferredoxins are iron-sulfur proteins that transfer electrons in a wide variety of metabolic reactions. http://togogenome.org/gene/42881:IPT68_RS21500 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2D4 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL22 family.|||Part of the 50S ribosomal subunit.|||The globular domain of the protein is located near the polypeptide exit tunnel on the outside of the subunit, while an extended beta-hairpin is found that lines the wall of the exit tunnel in the center of the 70S ribosome.|||This protein binds specifically to 23S rRNA; its binding is stimulated by other ribosomal proteins, e.g., L4, L17, and L20. It is important during the early stages of 50S assembly. It makes multiple contacts with different domains of the 23S rRNA in the assembled 50S subunit and ribosome. http://togogenome.org/gene/42881:IPT68_RS18270 ^@ http://purl.uniprot.org/uniprot/A0A7M2SZM4 ^@ Function|||Similarity|||Subunit ^@ Belongs to the bacterial ribosomal protein bS18 family.|||Binds as a heterodimer with protein bS6 to the central domain of the 16S rRNA, where it helps stabilize the platform of the 30S subunit.|||Part of the 30S ribosomal subunit. Forms a tight heterodimer with protein bS6. http://togogenome.org/gene/42881:IPT68_RS26465 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3Y1 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL28 family. http://togogenome.org/gene/42881:IPT68_RS21605 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2F1 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS11 family.|||Located on the platform of the 30S subunit, it bridges several disparate RNA helices of the 16S rRNA. Forms part of the Shine-Dalgarno cleft in the 70S ribosome.|||Part of the 30S ribosomal subunit. Interacts with proteins S7 and S18. Binds to IF-3. http://togogenome.org/gene/42881:IPT68_RS27200 ^@ http://purl.uniprot.org/uniprot/A0A7M2T573 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS15 family.|||Forms an intersubunit bridge (bridge B4) with the 23S rRNA of the 50S subunit in the ribosome.|||One of the primary rRNA binding proteins, it binds directly to 16S rRNA where it helps nucleate assembly of the platform of the 30S subunit by binding and bridging several RNA helices of the 16S rRNA.|||Part of the 30S ribosomal subunit. Forms a bridge to the 50S subunit in the 70S ribosome, contacting the 23S rRNA. http://togogenome.org/gene/42881:IPT68_RS18420 ^@ http://purl.uniprot.org/uniprot/A0A7M2SZX1 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL34 family. http://togogenome.org/gene/42881:IPT68_RS21010 ^@ http://purl.uniprot.org/uniprot/A0A7M2T0Y7 ^@ Cofactor|||Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the complex I 20 kDa subunit family.|||Binds 1 [4Fe-4S] cluster.|||Cell membrane|||NDH-1 is composed of 14 different subunits. Subunits NuoB, C, D, E, F, and G constitute the peripheral sector of the complex.|||NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. The immediate electron acceptor for the enzyme in this species is believed to be a menaquinone. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. http://togogenome.org/gene/42881:IPT68_RS21795 ^@ http://purl.uniprot.org/uniprot/A0A7M2T443 ^@ Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the GroES chaperonin family.|||Cytoplasm|||Heptamer of 7 subunits arranged in a ring. Interacts with the chaperonin GroEL.|||Together with the chaperonin GroEL, plays an essential role in assisting protein folding. The GroEL-GroES system forms a nano-cage that allows encapsulation of the non-native substrate proteins and provides a physical environment optimized to promote and accelerate protein folding. GroES binds to the apical surface of the GroEL ring, thereby capping the opening of the GroEL channel. http://togogenome.org/gene/42881:IPT68_RS21525 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2K7 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL14 family.|||Binds to 23S rRNA. Forms part of two intersubunit bridges in the 70S ribosome.|||Part of the 50S ribosomal subunit. Forms a cluster with proteins L3 and L19. In the 70S ribosome, L14 and L19 interact and together make contacts with the 16S rRNA in bridges B5 and B8. http://togogenome.org/gene/42881:IPT68_RS21430 ^@ http://purl.uniprot.org/uniprot/A0A7M2T4I0 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS7 family.|||One of the primary rRNA binding proteins, it binds directly to 16S rRNA where it nucleates assembly of the head domain of the 30S subunit. Is located at the subunit interface close to the decoding center, probably blocks exit of the E-site tRNA.|||Part of the 30S ribosomal subunit. Contacts proteins S9 and S11. http://togogenome.org/gene/42881:IPT68_RS21590 ^@ http://purl.uniprot.org/uniprot/A0A7M2T4L3 ^@ Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the IF-1 family.|||Component of the 30S ribosomal translation pre-initiation complex which assembles on the 30S ribosome in the order IF-2 and IF-3, IF-1 and N-formylmethionyl-tRNA(fMet); mRNA recruitment can occur at any time during PIC assembly.|||Cytoplasm|||One of the essential components for the initiation of protein synthesis. Stabilizes the binding of IF-2 and IF-3 on the 30S subunit to which N-formylmethionyl-tRNA(fMet) subsequently binds. Helps modulate mRNA selection, yielding the 30S pre-initiation complex (PIC). Upon addition of the 50S ribosomal subunit IF-1, IF-2 and IF-3 are released leaving the mature 70S translation initiation complex. http://togogenome.org/gene/42881:IPT68_RS06285 ^@ http://purl.uniprot.org/uniprot/A0A7M2TC56 ^@ Similarity|||Subcellular Location Annotation ^@ Belongs to the PRA-PH family.|||Cytoplasm http://togogenome.org/gene/42881:IPT68_RS12295 ^@ http://purl.uniprot.org/uniprot/A0A7M2TEM6 ^@ Function|||Similarity ^@ Belongs to the bacterial ribosomal protein bS20 family.|||Binds directly to 16S ribosomal RNA. http://togogenome.org/gene/42881:IPT68_RS21560 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3E9 ^@ Domain|||Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS5 family.|||Located at the back of the 30S subunit body where it stabilizes the conformation of the head with respect to the body.|||Part of the 30S ribosomal subunit. Contacts proteins S4 and S8.|||The N-terminal domain interacts with the head of the 30S subunit; the C-terminal domain interacts with the body and contacts protein S4. The interaction surface between S4 and S5 is involved in control of translational fidelity.|||With S4 and S12 plays an important role in translational accuracy. http://togogenome.org/gene/42881:IPT68_RS21470 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3Y8 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS10 family.|||Involved in the binding of tRNA to the ribosomes.|||Part of the 30S ribosomal subunit. http://togogenome.org/gene/42881:IPT68_RS21540 ^@ http://purl.uniprot.org/uniprot/A0A7M2TJ43 ^@ Cofactor|||Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS14 family. Zinc-binding uS14 subfamily.|||Binds 1 zinc ion per subunit.|||Binds 16S rRNA, required for the assembly of 30S particles and may also be responsible for determining the conformation of the 16S rRNA at the A site.|||Part of the 30S ribosomal subunit. Contacts proteins S3 and S10. http://togogenome.org/gene/42881:IPT68_RS21475 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2J7 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL3 family.|||One of the primary rRNA binding proteins, it binds directly near the 3'-end of the 23S rRNA, where it nucleates assembly of the 50S subunit.|||Part of the 50S ribosomal subunit. Forms a cluster with proteins L14 and L19. http://togogenome.org/gene/42881:IPT68_RS12460 ^@ http://purl.uniprot.org/uniprot/A0A7M2TFA5 ^@ Function|||Similarity|||Subunit ^@ Belongs to the bacterial ribosomal protein bL21 family.|||Part of the 50S ribosomal subunit. Contacts protein L20.|||This protein binds to 23S rRNA in the presence of protein L20. http://togogenome.org/gene/42881:IPT68_RS21535 ^@ http://purl.uniprot.org/uniprot/A0A7M2T4K3 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL5 family.|||Part of the 50S ribosomal subunit; part of the 5S rRNA/L5/L18/L25 subcomplex. Contacts the 5S rRNA and the P site tRNA. Forms a bridge to the 30S subunit in the 70S ribosome.|||This is 1 of the proteins that bind and probably mediate the attachment of the 5S RNA into the large ribosomal subunit, where it forms part of the central protuberance. In the 70S ribosome it contacts protein S13 of the 30S subunit (bridge B1b), connecting the 2 subunits; this bridge is implicated in subunit movement. Contacts the P site tRNA; the 5S rRNA and some of its associated proteins might help stabilize positioning of ribosome-bound tRNAs. http://togogenome.org/gene/42881:IPT68_RS26745 ^@ http://purl.uniprot.org/uniprot/A0A7M2T7D3 ^@ Function|||Similarity|||Subcellular Location Annotation ^@ Belongs to the RRF family.|||Cytoplasm|||Responsible for the release of ribosomes from messenger RNA at the termination of protein biosynthesis. May increase the efficiency of translation by recycling ribosomes from one round of translation to another. http://togogenome.org/gene/42881:IPT68_RS18280 ^@ http://purl.uniprot.org/uniprot/A0A7M2T103 ^@ Function|||Similarity ^@ Belongs to the bacterial ribosomal protein bS6 family.|||Binds together with bS18 to 16S ribosomal RNA. http://togogenome.org/gene/42881:IPT68_RS21595 ^@ http://purl.uniprot.org/uniprot/A0A7M2T1L1 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL36 family. http://togogenome.org/gene/42881:IPT68_RS26150 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3S8 ^@ Function|||Similarity|||Subunit ^@ Belongs to the acetolactate synthase small subunit family.|||Catalyzes the conversion of 2 pyruvate molecules into acetolactate in the first common step of the biosynthetic pathway of the branched-amino acids such as leucine, isoleucine, and valine.|||Dimer of large and small chains. http://togogenome.org/gene/42881:IPT68_RS21495 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3G1 ^@ Function|||Similarity ^@ Belongs to the universal ribosomal protein uS19 family.|||Protein S19 forms a complex with S13 that binds strongly to the 16S ribosomal RNA. http://togogenome.org/gene/42881:IPT68_RS26650 ^@ http://purl.uniprot.org/uniprot/A0A7M2T4Y4 ^@ Function|||Similarity|||Subcellular Location Annotation ^@ A probable RNA-binding protein.|||Belongs to the KhpA RNA-binding protein family.|||Cytoplasm http://togogenome.org/gene/42881:IPT68_RS26510 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3P9 ^@ Similarity ^@ Belongs to the bacterial ribosomal protein bL32 family. http://togogenome.org/gene/42881:IPT68_RS21555 ^@ http://purl.uniprot.org/uniprot/A0A7M2T2E3 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL18 family.|||Part of the 50S ribosomal subunit; part of the 5S rRNA/L5/L18/L25 subcomplex. Contacts the 5S and 23S rRNAs.|||This is one of the proteins that bind and probably mediate the attachment of the 5S RNA into the large ribosomal subunit, where it forms part of the central protuberance. http://togogenome.org/gene/42881:IPT68_RS19215 ^@ http://purl.uniprot.org/uniprot/A0A7M2T033 ^@ Subcellular Location Annotation ^@ Cytoplasm http://togogenome.org/gene/42881:IPT68_RS06735 ^@ http://purl.uniprot.org/uniprot/A0A7M2TCG1 ^@ Similarity|||Subcellular Location Annotation ^@ Belongs to the SsgA family.|||Cell septum http://togogenome.org/gene/42881:IPT68_RS21515 ^@ http://purl.uniprot.org/uniprot/A0A7M2T171 ^@ Similarity ^@ Belongs to the universal ribosomal protein uL29 family. http://togogenome.org/gene/42881:IPT68_RS09740 ^@ http://purl.uniprot.org/uniprot/A0A7M2TBQ9 ^@ Similarity ^@ Belongs to the YggT family. http://togogenome.org/gene/42881:IPT68_RS21520 ^@ http://purl.uniprot.org/uniprot/A0A7M2T3Z9 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uS17 family.|||One of the primary rRNA binding proteins, it binds specifically to the 5'-end of 16S ribosomal RNA.|||Part of the 30S ribosomal subunit. http://togogenome.org/gene/42881:IPT68_RS08990 ^@ http://purl.uniprot.org/uniprot/A0A7M2TFG2 ^@ Cofactor|||Function|||Similarity|||Subunit ^@ Belongs to the RNA polymerase-binding protein RbpA family.|||Bind 1 Zn(2+) per subunit.|||Binds to RNA polymerase (RNAP), stimulating transcription from principal, but not alternative sigma factor promoters.|||Forms a complex with the RNAP catalytic core and with free principal sigma factors. http://togogenome.org/gene/42881:IPT68_RS21055 ^@ http://purl.uniprot.org/uniprot/A0A7M2T170 ^@ Function|||Similarity|||Subcellular Location Annotation|||Subunit ^@ Belongs to the complex I subunit 4L family.|||Cell membrane|||Membrane|||NDH-1 is composed of 14 different subunits. Subunits NuoA, H, J, K, L, M, N constitute the membrane sector of the complex.|||NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. The immediate electron acceptor for the enzyme in this species is believed to be a menaquinone. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. http://togogenome.org/gene/42881:IPT68_RS21490 ^@ http://purl.uniprot.org/uniprot/A0A7M2T1I8 ^@ Function|||Similarity|||Subunit ^@ Belongs to the universal ribosomal protein uL2 family.|||One of the primary rRNA binding proteins. Required for association of the 30S and 50S subunits to form the 70S ribosome, for tRNA binding and peptide bond formation. It has been suggested to have peptidyltransferase activity; this is somewhat controversial. Makes several contacts with the 16S rRNA in the 70S ribosome.|||Part of the 50S ribosomal subunit. Forms a bridge to the 30S subunit in the 70S ribosome.