6NF8

Structure of human mitochondrial translation initiation factor 3 bound to the small ribosomal subunit -Class I


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
D [auth L]SCOP2B SuperfamilyNucleic acid-binding proteins 8095271 3000135 SCOP2B (2022-06-29)
P [auth N]SCOP2B SuperfamilyGlucocorticoid receptor-like (DNA-binding domain) 8052594 3000068 SCOP2B (2022-06-29)
R [auth h]SCOP2B SuperfamilyMitochondrial 28S ribosomal protein S31-like 8090913 3002471 SCOP2B (2022-06-29)
W [auth B]SCOP2B SuperfamilySIS domain/Ribosomal protein S2-like 8063846 3001397 SCOP2B (2022-06-29)
Y [auth K]SCOP2B SuperfamilyTranslational machinery components 8098946 3000571 SCOP2B (2022-06-29)
K [auth j]SCOP2B SuperfamilyTranslation proteins SH3-like KOW motif containing domain 8091482 3000334 SCOP2B (2022-06-29)
BA [auth U]SCOP2B SuperfamilyRibosomal protein S21 8053091 3002159 SCOP2B (2022-06-29)
G [auth a]SCOP2B SuperfamilyMitochondrial 28S ribosomal protein S22-like 8051931 3002074 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth C]MRP-S24e6nf8C1 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: KH-domainsT: Prokaryotic type KH domain (KH-domain type II)F: MRP-S24ECOD (1.6)
D [auth L]Ribosom_S12_S23e6nf8L1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosom_S12_S23ECOD (1.6)
E [auth P]Ribosomal_S16e6nf8P1 A: a+b two layersX: Ribosomal protein S16 (From Topology)H: Ribosomal protein S16 (From Topology)T: Ribosomal protein S16F: Ribosomal_S16ECOD (1.6)
H [auth c]L51_S25_CI-B8e6nf8c1 A: a+b three layersX: Thioredoxin-likeH: Thioredoxin-like (From Topology)T: Thioredoxin-likeF: L51_S25_CI-B8ECOD (1.6)
J [auth e]MRP-S27e6nf8e1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: MRP-S27ECOD (1.6)
L [auth p]Ribosomal_S18e6nf8p1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Ribosomal_S18ECOD (1.6)
M [auth G]Ribosomal_S7e6nf8G1 A: alpha arraysX: Ribosomal protein S7 (From Topology)H: Ribosomal protein S7 (From Topology)T: Ribosomal protein S7F: Ribosomal_S7ECOD (1.6)
N [auth I]Ribosomal_S9e6nf8I1 A: a+b two layersX: Ribosomal protein S5 domain 2-like (From Topology)H: Ribosomal protein S5 domain 2-like (From Topology)T: Ribosomal protein S5 domain 2-likeF: Ribosomal_S9ECOD (1.6)
O [auth J]Ribosomal_S10_2e6nf8J1 A: a+b two layersX: Alpha-beta plaitsH: Ribosomal protein S10 (From Topology)T: Ribosomal protein S10F: Ribosomal_S10_2ECOD (1.6)
P [auth N]Ribosomal_S14_1e6nf8N1 A: few secondary structure elementsX: Glucocorticoid receptor-likeH: LIM domain-likeT: LIM domain-likeF: Ribosomal_S14_1ECOD (1.6)
Q [auth g]DAP3_Ce6nf8g2 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: DAP3_CECOD (1.6)
Q [auth g]DAP3_Ne6nf8g1 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: DAP3_NECOD (1.6)
R [auth h]MRP-S31e6nf8h1 A: extended segmentsX: Mitoribosomal protein mS31 (From Topology)H: Mitoribosomal protein mS31 (From Topology)T: Mitoribosomal protein mS31F: MRP-S31ECOD (1.6)
S [auth i]MRP-S33e6nf8i1 A: extended segmentsX: Mitoribosomal protein mS33 (From Topology)H: Mitoribosomal protein mS33 (From Topology)T: Mitoribosomal protein mS33F: MRP-S33ECOD (1.6)
T [auth k]UNK_F_TYPEe6nf8k1 A: a+b two layersX: dsRBD-likeH: Peptidyl-tRNA hydrolase domain-like (From Topology)T: Peptidyl-tRNA hydrolase domain-likeF: UNK_F_TYPEECOD (1.6)
U [auth m]KOG4695e6nf8m1 A: few secondary structure elementsX: p8-MTCP1-related (From Topology)H: p8-MTCP1-related (From Topology)T: p8-MTCP1-relatedF: KOG4695ECOD (1.6)
W [auth B]Ribosomal_S2_1e6nf8B1 A: a/b three-layered sandwichesX: Flavodoxin-likeH: Ribosomal protein S2/SIS domain (From Topology)T: Ribosomal protein S2/SIS domainF: Ribosomal_S2_1ECOD (1.6)
X [auth F]Ribosomal_S6_1e6nf8F1 A: a+b two layersX: Alpha-beta plaitsH: Ribosomal protein S6 (From Topology)T: Ribosomal protein S6F: Ribosomal_S6_1ECOD (1.6)
Y [auth K]Ribosomal_S11e6nf8K1 A: mixed a+b and a/bX: Ribonuclease H-likeH: Ribonuclease H-like (From Topology)T: Ribonuclease H-likeF: Ribosomal_S11ECOD (1.6)
Z [auth O]Ribosomal_S15_1e6nf8O1 A: alpha arraysX: S15/NS1 RNA-binding domain (From Topology)H: S15/NS1 RNA-binding domain (From Topology)T: S15/NS1 RNA-binding domainF: Ribosomal_S15_1ECOD (1.6)
CA [auth b]MRP-S23e6nf8b1 A: alpha arraysX: RuvA-CH: Mitoribosomal protein mS23 (From Topology)T: Mitoribosomal protein mS23F: MRP-S23ECOD (1.6)
DA [auth f]MRP-S35e6nf8f1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: MRP-S35ECOD (1.6)
EA [auth n]DUF1713e6nf8n1 A: extended segmentsX: Mitoribosomal protein mS38 (From Topology)H: Mitoribosomal protein mS38 (From Topology)T: Mitoribosomal protein mS38F: DUF1713ECOD (1.6)
FA [auth z]UNK_F_TYPEe6nf8z2 A: a+b two layersX: beta-GraspH: IF3-N (From Topology)T: IF3-NF: UNK_F_TYPEECOD (1.6)
FA [auth z]IF3_Ce6nf8z1 A: a+b two layersX: IF3-likeH: Translation initiation factor IF3, C-terminal domain (From Topology)T: Translation initiation factor IF3, C-terminal domainF: IF3_CECOD (1.6)
K [auth j]MRP-S34e6nf8j1 A: beta barrelsX: SH3H: Mitoribosomal protein mS34 (From Topology)T: Mitoribosomal protein mS34F: MRP-S34ECOD (1.6)
V [auth o]KOG4422e6nf8o1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: KOG4422ECOD (1.6)
AA [auth R]Ribosomal_S18e6nf8R1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Ribosomal_S18ECOD (1.6)
BA [auth U]Ribosomal_S21_2e6nf8U1 A: extended segmentsX: 30S ribosomal protein S21 (From Topology)H: 30S ribosomal protein S21 (From Topology)T: 30S ribosomal protein S21F: Ribosomal_S21_2ECOD (1.6)
C [auth E]Ribosomal_S5_Ce6nf8E1 A: a+b two layersX: Ribosomal protein S5 domain 2-like (From Topology)H: Ribosomal protein S5 domain 2-like (From Topology)T: Ribosomal protein S5 domain 2-likeF: Ribosomal_S5_CECOD (1.6)
C [auth E]Ribosomal_S5_1e6nf8E3 A: a+b two layersX: dsRBD-likeH: dsRNA-binding domain-like (From Topology)T: dsRNA-binding domain-likeF: Ribosomal_S5_1ECOD (1.6)
C [auth E]KOG2646e6nf8E2 A: extended segmentsX: N-terminal region in 40S ribosomal protein rpS2 (S5p) (From Topology)H: N-terminal region in 40S ribosomal protein rpS2 (S5p) (From Topology)T: N-terminal region in 40S ribosomal protein rpS2 (S5p)F: KOG2646ECOD (1.6)
F [auth Q]Ribosomal_S17_1e6nf8Q1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: Ribosomal_S17_1ECOD (1.6)
G [auth a]MRP-S22e6nf8a1 A: a+b complex topologyX: Mitoribosomal protein mS22 (From Topology)H: Mitoribosomal protein mS22 (From Topology)T: Mitoribosomal protein mS22F: MRP-S22ECOD (1.6)
I [auth d]MRP-S26e6nf8d1 A: extended segmentsX: Mitoribosomal protein mS26 (From Topology)H: Mitoribosomal protein mS26 (From Topology)T: Mitoribosomal protein mS26F: MRP-S26ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF10245Mitochondrial 28S ribosomal protein S22 (MRP-S22)Mitochondrial 28S ribosomal protein S22- Family
B [auth C]PF05047Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain (L51_S25_CI-B8)Mitochondrial ribosomal protein L51 / S25 / CI-B8 domainThe proteins in this family are located in the mitochondrion. The family includes ribosomal protein L51, and S25. This family also includes mitochondrial NADH-ubiquinone oxidoreductase B8 subunit (CI-B8) EC:1.6.5.3. It is not known whether all member ...The proteins in this family are located in the mitochondrion. The family includes ribosomal protein L51, and S25. This family also includes mitochondrial NADH-ubiquinone oxidoreductase B8 subunit (CI-B8) EC:1.6.5.3. It is not known whether all members of this family form part of the NADH-ubiquinone oxidoreductase and whether they are also all ribosomal proteins. Structurally related to thioredoxin-fold.
Domain
D [auth L]PF00164Ribosomal protein S12/S23 (Ribosom_S12_S23)Ribosomal protein S12/S23- Family
E [auth P]PF00886Ribosomal protein S16 (Ribosomal_S16)Ribosomal protein S16- Family
E [auth P]PF01084Ribosomal protein S18 (Ribosomal_S18)Ribosomal protein S18- Family
M [auth G]PF00177Ribosomal protein S7p/S5e (Ribosomal_S7)Ribosomal protein S7p/S5eThis family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes.Domain
M [auth G]PF10236Mitochondrial ribosomal death-associated protein 3 (DAP3)Mitochondrial ribosomal death-associated protein 3- Family
N [auth I]PF00380Ribosomal protein S9/S16 (Ribosomal_S9)Ribosomal protein S9/S16- Family
N [auth I]PF08293Mitochondrial ribosomal subunit S27 (MRP-S33)Mitochondrial ribosomal subunit S27- Family
O [auth J]PF16053Mitochondrial 28S ribosomal protein S34 (MRP-S34)Mitochondrial 28S ribosomal protein S34- Family
O [auth J]PF00338Ribosomal protein S10p/S20e (Ribosomal_S10)Ribosomal protein S10p/S20eThis family includes small ribosomal subunit S10 from prokaryotes and S20 from eukaryotes.Domain
P [auth N]PF00253Ribosomal protein S14p/S29e (Ribosomal_S14)Ribosomal protein S14p/S29e- Family
W [auth B]PF00318Ribosomal protein S2 (Ribosomal_S2)Ribosomal protein S2- Family
W [auth B]PF10484Mitochondrial ribosomal protein S23 (MRP-S23)Mitochondrial ribosomal protein S23- Family
X [auth F]PF01250Ribosomal protein S6 (Ribosomal_S6)Ribosomal protein S6- Domain
Y [auth K]PF10213Mitochondrial ribosomal subunit protein (MRP-S28)Mitochondrial ribosomal subunit protein- Family
Y [auth K]PF00411Ribosomal protein S11 (Ribosomal_S11)Ribosomal protein S11- Family
Z [auth O]PF13812Pentatricopeptide repeat domain (PPR_3)Pentatricopeptide repeat domain- Repeat
Z [auth O]PF22330Small ribosomal subunit protein mS39, PPR (Rib_mS39_PPR)Small ribosomal subunit protein mS39, PPR- Repeat
Z [auth O]PF00312Ribosomal protein S15 (Ribosomal_S15)Ribosomal protein S15- Domain
AA [auth R]PF01084Ribosomal protein S18 (Ribosomal_S18)Ribosomal protein S18- Family
BA [auth U]PF01165Ribosomal protein S21 (Ribosomal_S21)Ribosomal protein S21- Family
C [auth E]PF03719Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C)Ribosomal protein S5, C-terminal domain- Domain
C [auth E]PF00333Ribosomal protein S5, N-terminal domain (Ribosomal_S5)Ribosomal protein S5, N-terminal domain- Domain
F [auth Q]PF00366Ribosomal protein S17 (Ribosomal_S17)Ribosomal protein S17- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
28S ribosomal RNA, mitochondria---
B [auth C]28S ribosomal protein S24, mitochondrial
D [auth L]28S ribosomal protein S12, mitochondrial
E [auth P]28S ribosomal protein S16, mitochondrial
H [auth c]28S ribosomal protein S25, mitochondrial
J [auth e]28S ribosomal protein S27, mitochondrial
L [auth p]28S ribosomal protein S18b, mitochondrial
M [auth G]28S ribosomal protein S7, mitochondrial
N [auth I]28S ribosomal protein S9, mitochondrial
O [auth J]28S ribosomal protein S10, mitochondrial- -
P [auth N]28S ribosomal protein S14, mitochondrial
Q [auth g]DAP3 protein
R [auth h]28S ribosomal protein S31, mitochondrial -
S [auth i]28S ribosomal protein S33, mitochondrial- -
T [auth k]28S ribosomal protein S35, mitochondrial
U [auth m]Coiled-coil-helix-coiled-coil-helix domain containing 1-
W [auth B]28S ribosomal protein S2, mitochondrial
X [auth F]28S ribosomal protein S6, mitochondrial
Y [auth K]28S ribosomal protein S11, mitochondrial
Z [auth O]28S ribosomal protein S15, mitochondrial
CA [auth b]28S ribosomal protein S23, mitochondrial
DA [auth f]28S ribosomal protein S28, mitochondrial-
EA [auth n]Aurora kinase A interacting protein 1 -
FA [auth z]Translation initiation factor IF-3, mitochondrial
K [auth j]28S ribosomal protein S34, mitochondrial
V [auth o]Pentatricopeptide repeat domain-containing protein 3, mitochondrial
AA [auth R]28S ribosomal protein S18c, mitochondrial
BA [auth U]28S ribosomal protein S21, mitochondrial
C [auth E]28S ribosomal protein S5, mitochondrial
F [auth Q]28S ribosomal protein S17, mitochondrial
G [auth a]28S ribosomal protein S22, mitochondrial
I [auth d]28S ribosomal protein S26, mitochondrial

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
B [auth C]IPR026146Small ribosomal subunit protein uS3m, metazoanFamily
D [auth L]IPR006032Small ribosomal subunit protein uS12Family
D [auth L]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
D [auth L]IPR005679Ribosomal protein uS12, bacterial-typeFamily
E [auth P]IPR023803Small ribosomal subunit protein bS16 domain superfamilyHomologous Superfamily
E [auth P]IPR000307Small ribosomal subunit protein bS16Family
H [auth c]IPR007741Ribosomal protein/NADH dehydrogenase domainDomain
H [auth c]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
H [auth c]IPR040049Ribosomal subunit protein mS25/mL61, mitochondrialFamily
J [auth e]IPR019266Small ribosomal subunit protein mS27Family
J [auth e]IPR011990Tetratricopeptide-like helical domain superfamilyHomologous Superfamily
J [auth e]IPR034913mS27/PTCD2Family
J [auth e]IPR002885Pentatricopeptide repeatRepeat
L [auth p]IPR040054Small ribosomal subunit protein mS40Family
L [auth p]IPR001648Small ribosomal subunit protein bS18Family
L [auth p]IPR036870Small ribosomal subunit protein bS18 superfamilyHomologous Superfamily
M [auth G]IPR000235Small ribosomal subunit protein uS7Family
M [auth G]IPR036823Small ribosomal subunit protein uS7 domain superfamilyHomologous Superfamily
M [auth G]IPR023798Small ribosomal subunit protein uS7 domainDomain
N [auth I]IPR020574Small ribosomal subunit protein uS9, conserved siteConserved Site
N [auth I]IPR020568Ribosomal protein uS5 domain 2-type superfamilyHomologous Superfamily
N [auth I]IPR000754Small ribosomal subunit protein uS9Family
N [auth I]IPR014721Small ribosomal subunit protein uS5 domain 2-type fold, subgroupHomologous Superfamily
O [auth J]IPR027486Small ribosomal subunit protein uS10 domainDomain
O [auth J]IPR040055Small ribosomal subunit protein uS10mFamily
O [auth J]IPR036838Small ribosomal subunit protein uS10 domain superfamilyHomologous Superfamily
P [auth N]IPR001209Small ribosomal subunit protein uS14Family
Q [auth g]IPR008092Small ribosomal subunit protein mS29, metazoan-typeFamily
Q [auth g]IPR019368Small ribosomal subunit protein mS29Family
Q [auth g]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
R [auth h]IPR026299Mitochondrial 28S ribosomal protein S31Family
S [auth i]IPR013219Small ribosomal subunit protein mS33Family
T [auth k]IPR039848Small ribosomal subunit protein mS35, mitochondrialFamily
T [auth k]IPR019349Small ribosomal subunit protein mS35, mitochondrial, conserved domainDomain
U [auth m]IPR010625CHCHDomain
U [auth m]IPR009069Cysteine alpha-hairpin motif superfamilyHomologous Superfamily
U [auth m]IPR033620Small ribosomal subunit protein mS37, metazoanFamily
W [auth B]IPR005706Small ribosomal subunit protein uS2, bacteria/mitochondria/plastidFamily
W [auth B]IPR023591Small ribosomal subunit protein uS2, flavodoxin-like domain superfamilyHomologous Superfamily
W [auth B]IPR018130Small ribosomal subunit protein uS2, conserved siteConserved Site
W [auth B]IPR001865Small ribosomal subunit protein uS2Family
X [auth F]IPR000529Small ribosomal subunit protein bS6Family
X [auth F]IPR035980Small ribosomal subunit protein bS6 superfamilyHomologous Superfamily
X [auth F]IPR014717Translation elongation factor EF1B/small ribosomal subunit protein bS6Homologous Superfamily
Y [auth K]IPR001971Small ribosomal subunit protein uS11Family
Y [auth K]IPR036967Small ribosomal subunit protein uS11 superfamilyHomologous Superfamily
Y [auth K]IPR018102Small ribosomal subunit protein uS11, conserved siteConserved Site
Z [auth O]IPR005290Small ribosomal subunit protein uS15, bacterial-typeFamily
Z [auth O]IPR009068uS15/NS1, RNA-binding domain superfamilyHomologous Superfamily
Z [auth O]IPR052137Universal small ribosomal subunit uS15Family
Z [auth O]IPR000589Small ribosomal subunit protein uS15Family
CA [auth b]IPR023611Small ribosomal subunit protein mS23, conserved domainDomain
CA [auth b]IPR019520Small ribosomal subunit protein mS23, metazoaFamily
DA [auth f]IPR019375Small ribosomal subunit protein bS1mFamily
EA [auth n]IPR013177Ribosomal protein mS38, C-terminalDomain
FA [auth z]IPR036787Translation initiation factor 3 (IF-3), N-terminal domain superfamilyHomologous Superfamily
FA [auth z]IPR001288Translation initiation factor 3Family
FA [auth z]IPR019814Translation initiation factor 3, N-terminalDomain
FA [auth z]IPR036788Translation initiation factor 3 (IF-3), C-terminal domain superfamilyHomologous Superfamily
K [auth j]IPR032053Small ribosomal subunit protein mS34Family
V [auth o]IPR037387Pentatricopeptide repeat domain-containing protein 3Family
V [auth o]IPR011990Tetratricopeptide-like helical domain superfamilyHomologous Superfamily
V [auth o]IPR002885Pentatricopeptide repeatRepeat
AA [auth R]IPR001648Small ribosomal subunit protein bS18Family
AA [auth R]IPR018275Small ribosomal subunit protein bS18, conserved siteConserved Site
AA [auth R]IPR036870Small ribosomal subunit protein bS18 superfamilyHomologous Superfamily
BA [auth U]IPR038380Small ribosomal subunit protein bS21 superfamilyHomologous Superfamily
BA [auth U]IPR001911Small ribosomal subunit protein bS21Family
C [auth E]IPR000851Small ribosomal subunit protein uS5Family
C [auth E]IPR048584Small ribosomal subunit protein uS5m, N-terminal domainDomain
C [auth E]IPR005324Small ribosomal subunit protein uS5, C-terminalDomain
C [auth E]IPR013810Small ribosomal subunit protein uS5, N-terminalDomain
C [auth E]IPR020568Ribosomal protein uS5 domain 2-type superfamilyHomologous Superfamily
C [auth E]IPR018192Small ribosomal subunit protein uS5, N-terminal, conserved siteConserved Site
C [auth E]IPR014721Small ribosomal subunit protein uS5 domain 2-type fold, subgroupHomologous Superfamily
F [auth Q]IPR039193Small ribosomal subunit protein uS17m, metazoaFamily
F [auth Q]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
F [auth Q]IPR000266Small ribosomal subunit protein uS17Family
G [auth a]IPR019374Small ribosomal subunit protein mS22Family
I [auth d]IPR026140Small ribosomal subunit protein mS26Family