7EEB
Structure of the CatSpermasome
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005227 | molecular_function | calcium-activated cation channel activity |
| A | 0005245 | molecular_function | voltage-gated calcium channel activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006816 | biological_process | calcium ion transport |
| A | 0007283 | biological_process | spermatogenesis |
| A | 0007342 | biological_process | fusion of sperm to egg plasma membrane involved in single fertilization |
| A | 0008218 | biological_process | bioluminescence |
| A | 0016020 | cellular_component | membrane |
| A | 0030317 | biological_process | flagellated sperm motility |
| A | 0034220 | biological_process | monoatomic ion transmembrane transport |
| A | 0036126 | cellular_component | sperm flagellum |
| A | 0036128 | cellular_component | CatSper complex |
| A | 0048240 | biological_process | sperm capacitation |
| A | 0051924 | biological_process | regulation of calcium ion transport |
| A | 0055085 | biological_process | transmembrane transport |
| A | 0060296 | biological_process | regulation of cilium beat frequency involved in ciliary motility |
| A | 0070588 | biological_process | calcium ion transmembrane transport |
| A | 0097228 | cellular_component | sperm principal piece |
| A | 0098655 | biological_process | monoatomic cation transmembrane transport |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005227 | molecular_function | calcium-activated cation channel activity |
| B | 0005245 | molecular_function | voltage-gated calcium channel activity |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006816 | biological_process | calcium ion transport |
| B | 0007283 | biological_process | spermatogenesis |
| B | 0009566 | biological_process | fertilization |
| B | 0016020 | cellular_component | membrane |
| B | 0030317 | biological_process | flagellated sperm motility |
| B | 0034220 | biological_process | monoatomic ion transmembrane transport |
| B | 0036126 | cellular_component | sperm flagellum |
| B | 0036128 | cellular_component | CatSper complex |
| B | 0048240 | biological_process | sperm capacitation |
| B | 0055085 | biological_process | transmembrane transport |
| B | 0070588 | biological_process | calcium ion transmembrane transport |
| B | 0097228 | cellular_component | sperm principal piece |
| B | 0098655 | biological_process | monoatomic cation transmembrane transport |
| C | 0001669 | cellular_component | acrosomal vesicle |
| C | 0005216 | molecular_function | monoatomic ion channel activity |
| C | 0005245 | molecular_function | voltage-gated calcium channel activity |
| C | 0005515 | molecular_function | protein binding |
| C | 0005783 | cellular_component | endoplasmic reticulum |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006814 | biological_process | sodium ion transport |
| C | 0007283 | biological_process | spermatogenesis |
| C | 0016020 | cellular_component | membrane |
| C | 0030317 | biological_process | flagellated sperm motility |
| C | 0034220 | biological_process | monoatomic ion transmembrane transport |
| C | 0036128 | cellular_component | CatSper complex |
| C | 0048240 | biological_process | sperm capacitation |
| C | 0055085 | biological_process | transmembrane transport |
| C | 0070588 | biological_process | calcium ion transmembrane transport |
| C | 0097225 | cellular_component | sperm midpiece |
| C | 0097228 | cellular_component | sperm principal piece |
| D | 0001669 | cellular_component | acrosomal vesicle |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0005227 | molecular_function | calcium-activated cation channel activity |
| D | 0005245 | molecular_function | voltage-gated calcium channel activity |
| D | 0005515 | molecular_function | protein binding |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006814 | biological_process | sodium ion transport |
| D | 0007283 | biological_process | spermatogenesis |
| D | 0016020 | cellular_component | membrane |
| D | 0030317 | biological_process | flagellated sperm motility |
| D | 0034220 | biological_process | monoatomic ion transmembrane transport |
| D | 0036128 | cellular_component | CatSper complex |
| D | 0048240 | biological_process | sperm capacitation |
| D | 0055085 | biological_process | transmembrane transport |
| D | 0070588 | biological_process | calcium ion transmembrane transport |
| D | 0097228 | cellular_component | sperm principal piece |
| D | 0098655 | biological_process | monoatomic cation transmembrane transport |
| E | 0005515 | molecular_function | protein binding |
| E | 0005929 | cellular_component | cilium |
| E | 0007283 | biological_process | spermatogenesis |
| E | 0030317 | biological_process | flagellated sperm motility |
| E | 0034702 | cellular_component | monoatomic ion channel complex |
| E | 0036128 | cellular_component | CatSper complex |
| E | 0048240 | biological_process | sperm capacitation |
| E | 0097228 | cellular_component | sperm principal piece |
| F | 0036128 | cellular_component | CatSper complex |
| F | 0097228 | cellular_component | sperm principal piece |
| G | 0036128 | cellular_component | CatSper complex |
| H | 0036128 | cellular_component | CatSper complex |
| I | 0005509 | molecular_function | calcium ion binding |
| I | 0005515 | molecular_function | protein binding |
| I | 0005737 | cellular_component | cytoplasm |
| I | 0007283 | biological_process | spermatogenesis |
| I | 0030317 | biological_process | flagellated sperm motility |
| I | 0031514 | cellular_component | motile cilium |
| I | 0036128 | cellular_component | CatSper complex |
| I | 0048240 | biological_process | sperm capacitation |
| I | 0061891 | molecular_function | calcium ion sensor activity |
| I | 0097228 | cellular_component | sperm principal piece |
| J | 0003674 | molecular_function | molecular_function |
| J | 0007283 | biological_process | spermatogenesis |
| J | 0008150 | biological_process | biological_process |
| J | 0030317 | biological_process | flagellated sperm motility |
| J | 0036128 | cellular_component | CatSper complex |
| J | 0048240 | biological_process | sperm capacitation |
| J | 0097228 | cellular_component | sperm principal piece |
| K | 0005515 | molecular_function | protein binding |
| K | 0005737 | cellular_component | cytoplasm |
| K | 0007140 | biological_process | male meiotic nuclear division |
| K | 0007283 | biological_process | spermatogenesis |
| K | 0030317 | biological_process | flagellated sperm motility |
| K | 0036128 | cellular_component | CatSper complex |
| K | 0048240 | biological_process | sperm capacitation |
| K | 0097225 | cellular_component | sperm midpiece |
| K | 0097228 | cellular_component | sperm principal piece |
| L | 0005886 | cellular_component | plasma membrane |
| L | 0007283 | biological_process | spermatogenesis |
| L | 0015291 | molecular_function | secondary active transmembrane transporter activity |
| L | 0015711 | biological_process | organic anion transport |
| L | 0016020 | cellular_component | membrane |
| L | 0016323 | cellular_component | basolateral plasma membrane |
| L | 0022857 | molecular_function | transmembrane transporter activity |
| L | 0030317 | biological_process | flagellated sperm motility |
| L | 0036128 | cellular_component | CatSper complex |
| L | 0043252 | biological_process | sodium-independent organic anion transport |
| L | 0048240 | biological_process | sperm capacitation |
| L | 0055085 | biological_process | transmembrane transport |
| L | 0070327 | biological_process | thyroid hormone transport |
| L | 0097228 | cellular_component | sperm principal piece |
| M | 0003674 | molecular_function | molecular_function |
| M | 0007283 | biological_process | spermatogenesis |
| M | 0008150 | biological_process | biological_process |
| M | 0030317 | biological_process | flagellated sperm motility |
| M | 0036128 | cellular_component | CatSper complex |
| M | 0048240 | biological_process | sperm capacitation |
| M | 0097228 | cellular_component | sperm principal piece |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 86 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S1","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 414 |
| Details | Topological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 98 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S2","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 142 |
| Details | Topological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 91 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S3","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 74 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S4","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 93 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S5","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 54 |
| Details | Intramembrane: {"description":"Helical; Pore-forming","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 103 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S6","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 172 |
| Details | Transmembrane: {"description":"Helical","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 8 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 25 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 23 |
| Details | Transmembrane: {"description":"Helical; Name=1","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 20 |
| Details | Transmembrane: {"description":"Helical; Name=2","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 20 |
| Details | Transmembrane: {"description":"Helical; Name=3","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 22 |
| Details | Transmembrane: {"description":"Helical; Name=4","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 23 |
| Details | Transmembrane: {"description":"Helical; Name=5","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI18 |
| Number of Residues | 22 |
| Details | Transmembrane: {"description":"Helical; Name=6","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI19 |
| Number of Residues | 21 |
| Details | Transmembrane: {"description":"Helical; Name=7","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI20 |
| Number of Residues | 21 |
| Details | Transmembrane: {"description":"Helical; Name=8","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI21 |
| Number of Residues | 20 |
| Details | Transmembrane: {"description":"Helical; Name=9","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI22 |
| Number of Residues | 23 |
| Details | Transmembrane: {"description":"Helical; Name=10","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI23 |
| Number of Residues | 19 |
| Details | Transmembrane: {"description":"Helical; Name=11","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI24 |
| Number of Residues | 22 |
| Details | Transmembrane: {"description":"Helical; Name=12","evidences":[{"source":"PubMed","id":"34225353","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI25 |
| Number of Residues | 55 |
| Details | Domain: {"description":"Kazal-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU00798","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI26 |
| Number of Residues | 1 |
| Details | Site: {"description":"Reactive bond","evidences":[{"source":"PROSITE-ProRule","id":"PRU00798","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI27 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI28 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 2","evidences":[{"source":"PubMed","id":"15489334","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI29 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI30 |
| Number of Residues | 6 |
| Details | Binding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |






