8GZU
Cryo-EM structure of Tetrahymena thermophila respiratory Megacomplex MC (IV2+I+III2+II)2
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
BJ [auth S2] | SCOP2B Superfamily | HydB/Nqo4-like | 8107320 | 3001849 | SCOP2B (2022-06-29) |
EG [auth s2] | SCOP2B Superfamily | HydB/Nqo4-like | 8107320 | 3001849 | SCOP2B (2022-06-29) |
JG [auth s7] | SCOP2B Superfamily | Nqo6/HydA N-terminal domain-like | 8107322 | 3002291 | SCOP2B (2022-06-29) |
GJ [auth S7] | SCOP2B Superfamily | Nqo6/HydA N-terminal domain-like | 8107322 | 3002291 | SCOP2B (2022-06-29) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
KL [auth N2], YE [auth n2] | PF00361 | Proton-conducting membrane transporter (Proton_antipo_M) | Proton-conducting membrane transporter | - | Family |
LL [auth N3], ZE [auth n3] | PF00507 | NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 (Oxidored_q4) | NADH-ubiquinone/plastoquinone oxidoreductase, chain 3 | - | Family |
AF [auth n4], ML [auth N4] | PF00361 | Proton-conducting membrane transporter (Proton_antipo_M) | Proton-conducting membrane transporter | - | Family |
BF [auth n5], NL [auth N5] | PF00361 | Proton-conducting membrane transporter (Proton_antipo_M) | Proton-conducting membrane transporter | - | Family |
FF [auth qA], KH [auth QA], RF [auth qa], WH [auth Qa] | PF05193 | Peptidase M16 inactive domain (Peptidase_M16_C) | Peptidase M16 inactive domain | Peptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1]. | Domain |
GF [auth qB], LH [auth QB], SF [auth qb], XH [auth Qb] | PF05193 | Peptidase M16 inactive domain (Peptidase_M16_C) | Peptidase M16 inactive domain | Peptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1]. | Domain |
GF [auth qB], LH [auth QB], SF [auth qb], XH [auth Qb] | PF00675 | Insulinase (Peptidase family M16) (Peptidase_M16) | Insulinase (Peptidase family M16) | - | Family |
HF [auth qC], MH [auth QC], TF [auth qc], YH [auth Qc] | PF00033 | Cytochrome b/b6/petB (Cytochrome_B) | Cytochrome b/b6/petB | - | Domain |
IF [auth qD], NH [auth QD], UF [auth qd], ZH [auth Qd] | PF02167 | Cytochrome C1 family (Cytochrom_C1) | Cytochrome C1 family | - | Family |
AI [auth Qe], JF [auth qE], OH [auth QE], VF [auth qe] | PF00355 | Rieske [2Fe-2S] domain (Rieske) | Rieske [2Fe-2S] domain | The rieske domain has a [2Fe-2S] centre. Two conserved cysteines coordinate one Fe ion, while the other Fe ion is coordinated by two conserved histidines. In hyperthermophilic archaea there is a SKTPCX(2-3)C motif at the C-terminus. The cysteines in ... | Domain |
BI [auth Qf], KF [auth qF], PH [auth QF], WF [auth qf] | PF02320 | Ubiquinol-cytochrome C reductase hinge protein (UCR_hinge) | Ubiquinol-cytochrome C reductase hinge protein | - | Family |
AJ [auth S1], DG [auth s1] | PF00384 | Molybdopterin oxidoreductase (Molybdopterin) | Molybdopterin oxidoreductase | - | Family |
AJ [auth S1], DG [auth s1] | PF22151 | NADH-ubiquinone oxidoreductase NDSU1/NuoG-like, 4Fe-4S domain (NDSU1_4Fe-4S) | NADH-ubiquinone oxidoreductase NDSU1/NuoG-like, 4Fe-4S domain | This entry represents the 4Fe-4S domain of NADH-ubiquinone oxidoreductase NDUFS1 from mammals and NuoG from bacteria, which are part of respiratory chain complex I [1-5]. | Domain |
AJ [auth S1], DG [auth s1] | PF09326 | NADH-ubiquinone oxidoreductase subunit G, C-terminal (NADH_dhqG_C) | NADH-ubiquinone oxidoreductase subunit G, C-terminal | - | Family |
AJ [auth S1], DG [auth s1] | PF13510 | 2Fe-2S iron-sulfur cluster binding domain (Fer2_4) | 2Fe-2S iron-sulfur cluster binding domain | The 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which a beta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated. Th ... | Domain |
AJ [auth S1], DG [auth s1] | PF22117 | NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain (Nqo3_Fer4) | NADH-quinone oxidoreductase subunit 3, ferredoxin-like domain | NADH-quinone oxidoreductase subunit 3 (Nqo3) is a component of respiratory complex I. This protein is located at the peripheral arm of the complex and consists of multiple domains. This entry represents the second ferredoxin-like domain which contain ... | Domain |
AJ [auth S1], DG [auth s1] | PF10588 | NADH-ubiquinone oxidoreductase-G iron-sulfur binding region (NADH-G_4Fe-4S_3) | NADH-ubiquinone oxidoreductase-G iron-sulfur binding region | - | Domain |
BJ [auth S2], EG [auth s2] | PF00346 | Respiratory-chain NADH dehydrogenase, 49 Kd subunit (Complex1_49kDa) | Respiratory-chain NADH dehydrogenase, 49 Kd subunit | - | Family |
CJ [auth S3], FG [auth s3] | PF00329 | Respiratory-chain NADH dehydrogenase, 30 Kd subunit (Complex1_30kDa) | Respiratory-chain NADH dehydrogenase, 30 Kd subunit | - | Family |
DJ [auth S4], GG [auth s4] | PF04800 | NADH dehydrogenase ubiquinone Fe-S protein 4 (NDUS4) | NADH dehydrogenase ubiquinone Fe-S protein 4 | - | Family |
FJ [auth S6], IG [auth s6] | PF10276 | Zinc-finger domain (zf-CHCC) | Zinc-finger domain | This is a short zinc-finger domain conserved from fungi to humans. It is Cx8Hx14Cx2C. | Domain |
GJ [auth S7], JG [auth s7] | PF01058 | NADH ubiquinone oxidoreductase, 20 Kd subunit (Oxidored_q6) | NADH ubiquinone oxidoreductase, 20 Kd subunit | - | Family |
HJ [auth S8], KG [auth s8] | PF12838 | 4Fe-4S dicluster domain (Fer4_7) | 4Fe-4S dicluster domain | Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ... | Domain |
LG [auth sa], TI [auth SA] | PF02910 | Fumarate reductase flavoprotein C-term (Succ_DH_flav_C) | Fumarate reductase flavoprotein C-term | This family contains fumarate reductases, succinate dehydrogenases and L-aspartate oxidases. | Domain |
LG [auth sa], TI [auth SA] | PF00890 | FAD binding domain (FAD_binding_2) | FAD binding domain | - | Family |
MG [auth sb], UI [auth SB] | PF13085 | 2Fe-2S iron-sulfur cluster binding domain (Fer2_3) | 2Fe-2S iron-sulfur cluster binding domain | The 2Fe-2S ferredoxin family have a general core structure consisting of beta(2)-alpha-beta(2) which abeta-grasp type fold. The domain is around one hundred amino acids with four conserved cysteine residues to which the 2Fe-2S cluster is ligated. | Domain |
MG [auth sb], UI [auth SB] | PF13534 | 4Fe-4S dicluster domain (Fer4_17) | 4Fe-4S dicluster domain | This family includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. The structure of the domain is an alpha-antiparallel beta sandwich. | Domain |
IJ [auth T1], PG [auth t1] | PF02684 | Lipid-A-disaccharide synthetase (LpxB) | Lipid-A-disaccharide synthetase | - | Family |
JJ [auth T2], QG [auth t2] | PF00501 | AMP-binding enzyme (AMP-binding) | AMP-binding enzyme | - | Family |
GH [auth tx], ZJ [auth TX] | PF00085 | Thioredoxin (Thioredoxin) | Thioredoxin | Thioredoxins are small enzymes that participate in redox reactions, via the reversible oxidation of an active centre disulfide bond. Some members with only the active site are not separated from the noise. | Domain |
AK [auth V1], HH [auth v1] | PF10531 | SLBB domain (SLBB) | SLBB domain | - | Domain |
AK [auth V1], HH [auth v1] | PF22461 | SLBB domain (SLBB_2) | SLBB domain | This entry represents a set of SLBB domains [5]. | Domain |
AK [auth V1], HH [auth v1] | PF01512 | Respiratory-chain NADH dehydrogenase 51 Kd subunit (Complex1_51K) | Respiratory-chain NADH dehydrogenase 51 Kd subunit | - | Family |
AK [auth V1], HH [auth v1] | PF10589 | NADH-ubiquinone oxidoreductase-F iron-sulfur binding region (NADH_4Fe-4S) | NADH-ubiquinone oxidoreductase-F iron-sulfur binding region | - | Domain |
BK [auth V2], IH [auth v2] | PF01257 | Thioredoxin-like [2Fe-2S] ferredoxin (2Fe-2S_thioredx) | Thioredoxin-like [2Fe-2S] ferredoxin | - | Family |
CK [auth X1], JH [auth x1] | PF10785 | NADH-ubiquinone oxidoreductase complex I, 21 kDa subunit (NADH-u_ox-rdase) | NADH-ubiquinone oxidoreductase complex I, 21 kDa subunit | This family is the N-terminal domain of NADH-ubiquinone oxidoreductase 21 kDa subunits from fungi, lower metazoa and plants. | Domain |
CD [auth 81], CM [auth c1], FO [auth C1], LA [auth 26] | PF00115 | Cytochrome C and Quinol oxidase polypeptide I (COX1) | Cytochrome C and Quinol oxidase polypeptide I | - | Family |
DD [auth 82], DM [auth c2], GO [auth C2], MA [auth 27] | PF00116 | Cytochrome C oxidase subunit II, periplasmic domain (COX2) | Cytochrome C oxidase subunit II, periplasmic domain | - | Domain |
D [auth 03], EC [auth 58], FM [auth d], IO [auth D] | PF02104 | SURF1 family (SURF1) | SURF1 family | - | Family |
EN [auth vb], FD [auth 84], HP [auth VB], OA [auth 29] | PF01215 | Cytochrome c oxidase subunit Vb (COX5B) | Cytochrome c oxidase subunit Vb | - | Domain |
EK [auth 2B], PA [auth 2b] | PF00361 | Proton-conducting membrane transporter (Proton_antipo_M) | Proton-conducting membrane transporter | - | Family |
IB [auth 37], ND [auth 92], QM [auth m1], TO [auth M1] | PF00153 | Mitochondrial carrier protein (Mito_carr) | Mitochondrial carrier protein | - | Repeat |
JB [auth 38], OD [auth 93], RM [auth m2], UO [auth M2] | PF00153 | Mitochondrial carrier protein (Mito_carr) | Mitochondrial carrier protein | - | Repeat |
KB [auth 39], PD [auth 94], SM [auth m3], VO [auth M3] | PF00153 | Mitochondrial carrier protein (Mito_carr) | Mitochondrial carrier protein | - | Repeat |
LB [auth 40], NN [auth 1T], OL [auth 1t], QD [auth 95] | PF02953 | Tim10/DDP family zinc finger (zf-Tim10_DDP) | Tim10/DDP family zinc finger | Putative zinc binding domain with four conserved cysteine residues. This domain is found in the human disease protein Swiss:O60220. Members of this family such as Tim9 and Tim10 are involved in mitochondrial protein import [1]. Members of thi ... | Domain |
IK [auth A2], WD [auth a2] | PF05047 | Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain (L51_S25_CI-B8) | Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain | 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 member ... | Domain |
KK [auth A5], YD [auth a5] | PF04716 | ETC complex I subunit conserved region (ETC_C1_NDUFA5) | ETC complex I subunit conserved region | - | Family |
CE [auth a9], OK [auth A9] | PF01370 | NAD dependent epimerase/dehydratase family (Epimerase) | NAD dependent epimerase/dehydratase family | - | Family |
DE [auth ab], PK [auth AB] | PF00550 | Phosphopantetheine attachment site (PP-binding) | Phosphopantetheine attachment site | A 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes memb ... | Domain |
H [auth 07], JC [auth 62], KM [auth h], NO [auth H] | PF02104 | SURF1 family (SURF1) | SURF1 family | - | Family |
EE [auth ac], QK [auth AC] | PF00550 | Phosphopantetheine attachment site (PP-binding) | Phosphopantetheine attachment site | A 4'-phosphopantetheine prosthetic group is attached through a serine. This prosthetic group acts as a a 'swinging arm' for the attachment of activated fatty acid and amino-acid groups. This domain forms a four helix bundle. This family includes memb ... | Domain |
FE [auth al], RK [auth AL] | PF05071 | NADH ubiquinone oxidoreductase subunit NDUFA12 (NDUFA12) | NADH ubiquinone oxidoreductase subunit NDUFA12 | - | Family |
EL [auth FX], SE [auth fx] | PF00111 | 2Fe-2S iron-sulfur cluster binding domain (Fer2) | 2Fe-2S iron-sulfur cluster binding domain | - | Domain |
FL [auth G1], TE [auth g1] | PF00132 | Bacterial transferase hexapeptide (six repeats) (Hexapep) | Bacterial transferase hexapeptide (six repeats) | - | Repeat |
GL [auth G2], UE [auth g2] | PF21711 | Dynactin subunit 5 (DCTN5) | Dynactin subunit 5 | - | Repeat |
HL [auth G3], VE [auth g3] | PF00132 | Bacterial transferase hexapeptide (six repeats) (Hexapep) | Bacterial transferase hexapeptide (six repeats) | - | Repeat |
IL [auth J1], WE [auth j1] | PF00226 | DnaJ domain (DnaJ) | DnaJ domain | DnaJ domains (J-domains) are associated with hsp70 heat-shock system and it is thought that this domain mediates the interaction. DnaJ-domain is therefore part of a chaperone (protein folding) system. The T-antigens, although not in Prosite are conf ... | Domain |
JL [auth N1], XE [auth n1] | PF00146 | NADH dehydrogenase (NADHdh) | NADH dehydrogenase | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Protein Modification Annotation
Modified Residue(s) | ||
---|---|---|
Chain | Residue(s) | Description |
BN [auth u1], EP [auth U1], S [auth 0I], ZB [auth 53] | UNK | |
UNK | ||
EN [auth vb], FD [auth 84], HP [auth VB], OA [auth 29] | SEP | Parent Component: SER :  AA0037 :  O-phospho-L-serine MOD:00046 |
EN [auth vb], FD [auth 84], HP [auth VB], OA [auth 29] | TPO | Parent Component: THR :  AA0037 , AA0038 :  O-phospho-L-serine MOD:00046 , O-phospho-L-threonine MOD:00047 |
GB [auth 35], LD [auth 90], WL [auth 7c], ZN [auth 7C] | SEP | Parent Component: SER :  AA0037 , AA0038 , AA0037 :  O-phospho-L-serine MOD:00046 , O-phospho-L-threonine MOD:00047 , O-phospho-L-serine MOD:00046 |