6NEQ

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


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
D [auth L]SCOP2 FamilyCold shock DNA-binding domain-like8095270 4001909 SCOP2 (2021-05-27)
D [auth L]SCOP2 SuperfamilyNucleic acid-binding proteins8095271 3000135 SCOP2 (2021-05-27)
G [auth a]SCOP2B SuperfamilyMitochondrial 28S ribosomal protein S22-like8051931 3002074 SCOP2B (2021-05-27)
K [auth j]SCOP2B SuperfamilyTranslation proteins SH3-like KOW motif containing domain8091482 3000334 SCOP2B (2021-05-27)
P [auth N]SCOP2B SuperfamilyGlucocorticoid receptor-like (DNA-binding domain)8052594 3000068 SCOP2B (2021-05-27)
R [auth h]SCOP2B SuperfamilyMitochondrial 28S ribosomal protein S31-like8090913 3002471 SCOP2B (2021-05-27)
W [auth B]SCOP2B SuperfamilySIS domain/Ribosomal protein S2-like8063846 3001397 SCOP2B (2021-05-27)
BA [auth U]SCOP2B SuperfamilyRibosomal protein S218053091 3002159 SCOP2B (2021-05-27)
Y [auth K]SCOP2B SuperfamilyTranslational machinery components8098946 3000571 SCOP2B (2021-05-27)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
C [auth E]PF03719e6neqE2 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: PF03719ECOD (1.6)
C [auth E]PF00333e6neqE1 A: a+b two layersX: dsRBD-likeH: dsRNA-binding domain-like (From Topology)T: dsRNA-binding domain-likeF: PF00333ECOD (1.6)
C [auth E]PF21251e6neqE3 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: PF21251ECOD (1.6)
D [auth L]PF00164e6neqL1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF00164ECOD (1.6)
E [auth P]PF00886e6neqP1 A: a+b two layersX: Ribosomal protein S16 (From Topology)H: Ribosomal protein S16 (From Topology)T: Ribosomal protein S16F: PF00886ECOD (1.6)
G [auth a]PF10245e6neqa1 A: a+b complex topologyX: Mitoribosomal protein mS22 (From Topology)H: Mitoribosomal protein mS22 (From Topology)T: Mitoribosomal protein mS22F: PF10245ECOD (1.6)
H [auth c]PF05047e6neqc1 A: a+b three layersX: Thioredoxin-likeH: Thioredoxin-like (From Topology)T: Thioredoxin-likeF: PF05047ECOD (1.6)
I [auth d]PF14943e6neqd1 A: extended segmentsX: Mitoribosomal protein mS26 (From Topology)H: Mitoribosomal protein mS26 (From Topology)T: Mitoribosomal protein mS26F: PF14943ECOD (1.6)
J [auth e]PF10037e6neqe1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: PF10037ECOD (1.6)
K [auth j]PF16053e6neqj1 A: beta barrelsX: SH3H: Mitoribosomal protein mS34 (From Topology)T: Mitoribosomal protein mS34F: PF16053ECOD (1.6)
L [auth p]PF01084e6neqp1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: PF01084ECOD (1.6)
N [auth I]PF00380e6neqI1 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: PF00380ECOD (1.6)
O [auth J]PF00338e6neqJ1 A: a+b two layersX: Alpha-beta plaitsH: Ribosomal protein S10 (From Topology)T: Ribosomal protein S10F: PF00338ECOD (1.6)
P [auth N]PF00253e6neqN1 A: few secondary structure elementsX: Glucocorticoid receptor-likeH: LIM domain-likeT: LIM domain-likeF: PF00253ECOD (1.6)
Q [auth g]PF10236e6neqg1 A: alpha arraysX: Histone-likeH: Histone-relatedT: AAA+ ATPase lid domainF: PF10236ECOD (1.6)
Q [auth g]PF10236e6neqg2 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: PF10236ECOD (1.6)
R [auth h]PF15433e6neqh1 A: extended segmentsX: Mitoribosomal protein mS31 (From Topology)H: Mitoribosomal protein mS31 (From Topology)T: Mitoribosomal protein mS31F: PF15433ECOD (1.6)
S [auth i]PF08293e6neqi1 A: extended segmentsX: Mitoribosomal protein mS33 (From Topology)H: Mitoribosomal protein mS33 (From Topology)T: Mitoribosomal protein mS33F: PF08293ECOD (1.6)
T [auth k]PF10213e6neqk1 A: a+b two layersX: dsRBD-likeH: Peptidyl-tRNA hydrolase domain-like (From Topology)T: Peptidyl-tRNA hydrolase domain-likeF: PF10213ECOD (1.6)
U [auth m]PF06747e6neqm1 A: few secondary structure elementsX: p8-MTCP1-related (From Topology)H: p8-MTCP1-related (From Topology)T: p8-MTCP1-relatedF: PF06747ECOD (1.6)
V [auth o]PF22330e6neqo1 A: alpha superhelicesX: Repetitive alpha hairpinsH: ARM repeat (From Topology)T: ARM repeatF: PF22330ECOD (1.6)
W [auth B]PF00318e6neqB1 A: a/b three-layered sandwichesX: Flavodoxin-likeH: Ribosomal protein S2/SIS domain (From Topology)T: Ribosomal protein S2/SIS domainF: PF00318ECOD (1.6)
Z [auth O]PF00312e6neqO1 A: alpha arraysX: S15/NS1 RNA-binding domain (From Topology)H: S15/NS1 RNA-binding domain (From Topology)T: S15/NS1 RNA-binding domainF: PF00312ECOD (1.6)
AA [auth R]PF01084e6neqR1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: PF01084ECOD (1.6)
BA [auth U]PF01165e6neqU1 A: extended segmentsX: 30S ribosomal protein S21 (From Topology)H: 30S ribosomal protein S21 (From Topology)T: 30S ribosomal protein S21F: PF01165ECOD (1.6)
DA [auth f]PF10246e6neqf1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF10246ECOD (1.6)
FA [auth z]PF05198e6neqz2 A: a+b two layersX: beta-GraspH: IF3-N (From Topology)T: IF3-NF: PF05198ECOD (1.6)
FA [auth z]PF00707e6neqz1 A: a+b two layersX: IF3-likeH: Translation initiation factor IF3, C-terminal domain (From Topology)T: Translation initiation factor IF3, C-terminal domainF: PF00707ECOD (1.6)
M [auth G]PF00177e6neqG1 A: alpha arraysX: Ribosomal protein S7 (From Topology)H: Ribosomal protein S7 (From Topology)T: Ribosomal protein S7F: PF00177ECOD (1.6)
B [auth C]PF14955e6neqC1 A: a+b two layersX: Alpha-lytic protease prodomain-likeH: KH-domainsT: Prokaryotic type KH domain (KH-domain type II)F: PF14955ECOD (1.6)
X [auth F]PF01250e6neqF1 A: a+b two layersX: Alpha-beta plaitsH: Ribosomal protein S6 (From Topology)T: Ribosomal protein S6F: PF01250ECOD (1.6)
Y [auth K]PF00411e6neqK1 A: mixed a+b and a/bX: Ribonuclease H-likeH: Ribonuclease H-like (From Topology)T: Ribonuclease H-likeF: PF00411ECOD (1.6)
CA [auth b]PF10484e6neqb1 A: alpha arraysX: RuvA-CH: Mitoribosomal protein mS23 (From Topology)T: Mitoribosomal protein mS23F: PF10484ECOD (1.6)
EA [auth n]PF08213e6neqn1 A: extended segmentsX: Mitoribosomal protein mS38 (From Topology)H: Mitoribosomal protein mS38 (From Topology)T: Mitoribosomal protein mS38F: PF08213ECOD (1.6)
F [auth Q]PF00366e6neqQ1 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: PF00366ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
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
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
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]PF00338Ribosomal protein S10p/S20e (Ribosomal_S10)Ribosomal protein S10p/S20eThis family includes small ribosomal subunit S10 from prokaryotes and S20 from eukaryotes.Domain
O [auth J]PF16053Mitochondrial 28S ribosomal protein S34 (MRP-S34)Mitochondrial 28S ribosomal protein S34- Family
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
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
PF10245Mitochondrial 28S ribosomal protein S22 (MRP-S22)Mitochondrial 28S ribosomal protein S22- 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
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
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
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
C [auth E]28S ribosomal protein S5, mitochondrial
D [auth L]28S ribosomal protein S12, mitochondrial
E [auth P]28S ribosomal protein S16, mitochondrial
G [auth a]28S ribosomal protein S22, mitochondrial
H [auth c]28S ribosomal protein S25, mitochondrial
I [auth d]28S ribosomal protein S26, mitochondrial
J [auth e]28S ribosomal protein S27, mitochondrial
K [auth j]28S ribosomal protein S34, mitochondrial
L [auth p]28S ribosomal protein S18b, 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
V [auth o]Pentatricopeptide repeat domain-containing protein 3, mitochondrial
W [auth B]28S ribosomal protein S2, mitochondrial
Z [auth O]28S ribosomal protein S15, mitochondrial
AA [auth R]28S ribosomal protein S18c, mitochondrial
BA [auth U]28S ribosomal protein S21, mitochondrial
DA [auth f]28S ribosomal protein S28, mitochondrial-
FA [auth z]Translation initiation factor IF-3, mitochondrial
28S ribosomal RNA, mitochondrial---
M [auth G]28S ribosomal protein S7, mitochondrial
B [auth C]28S ribosomal protein S24, mitochondrial
X [auth F]28S ribosomal protein S6, mitochondrial
Y [auth K]28S ribosomal protein S11, mitochondrial
CA [auth b]28S ribosomal protein S23, mitochondrial
EA [auth n]Aurora kinase A interacting protein 1
F [auth Q]28S ribosomal protein S17, mitochondrial

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
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
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
G [auth a]IPR019374Small ribosomal subunit protein mS22Family
H [auth c]IPR007741Ribosomal protein/NADH dehydrogenase domainDomain
H [auth c]IPR036249Thioredoxin-like superfamilyHomologous Superfamily
H [auth c]IPR040049Ribosomal subunit protein mS25/mL61, mitochondrialFamily
I [auth d]IPR026140Small ribosomal subunit protein mS26Family
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
K [auth j]IPR032053Small ribosomal subunit protein mS34Family
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
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
V [auth o]IPR037387Pentatricopeptide repeat domain-containing protein 3Family
V [auth o]IPR011990Tetratricopeptide-like helical domain superfamilyHomologous Superfamily
V [auth o]IPR002885Pentatricopeptide repeatRepeat
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
Z [auth O]IPR005290Small ribosomal subunit protein uS15, bacterial-typeFamily
Z [auth O]IPR009068uS15/NS1, RNA-binding domain superfamilyHomologous Superfamily
Z [auth O]IPR000589Small ribosomal subunit protein uS15Family
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
DA [auth f]IPR019375Small ribosomal subunit protein bS1mFamily
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
FA [auth z]IPR036787Translation initiation factor 3 (IF-3), N-terminal domain superfamilyHomologous Superfamily
M [auth G]IPR036823Small ribosomal subunit protein uS7 domain superfamilyHomologous Superfamily
M [auth G]IPR000235Small ribosomal subunit protein uS7Family
M [auth G]IPR023798Small ribosomal subunit protein uS7 domainDomain
B [auth C]IPR026146Small ribosomal subunit protein uS3m, metazoanFamily
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
CA [auth b]IPR023611Small ribosomal subunit protein mS23, conserved domainDomain
CA [auth b]IPR019520Small ribosomal subunit protein mS23, metazoaFamily
EA [auth n]IPR013177Ribosomal protein mS38, C-terminalDomain
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