{
    "uniprot_canonical_ac": "O21044-1",
    "uniprot_ac": "O21044",
    "uniprot_id": "AI2B_DICDI",
    "mass": {
        "chemical_mass": 30614.0,
        "monoisotopic_mass": 30614.0
    },
    "refseq": {
        "ac": "NP_050075",
        "name": "hypothetical protein",
        "summary": "",
        "url": "https://www.ncbi.nlm.nih.gov/protein/NP_050075"
    },
    "gene_names": [
        {
            "name": "ai2b",
            "resource": "UniProtKB",
            "type": "recommended",
            "url": "https://www.uniprot.org/uniprot/O21044",
            "id": "O21044"
        },
        {
            "name": "DDB_G0294423",
            "resource": "UniProtKB",
            "type": "synonym",
            "url": "https://www.uniprot.org/uniprot/O21044",
            "id": "O21044"
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    ],
    "protein_names": [
        {
            "name": "Intron-encoded DNA endonuclease ai2b",
            "resource": "UniProtKB",
            "type": "recommended",
            "url": "",
            "id": "O21044"
        },
        {
            "name": "3.1.-.-",
            "resource": "UniProtKB",
            "type": "synonym",
            "url": "",
            "id": "O21044"
        },
        {
            "name": "hypothetical protein",
            "resource": "RefSeq",
            "type": "synonym",
            "url": "https://www.ncbi.nlm.nih.gov/protein/NP_050075",
            "id": "NP_050075"
        }
    ],
    "function": [
        {
            "annotation": "Mitochondrial DNA endonuclease involved in intron homing.",
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044#function"
                }
            ]
        }
    ],
    "disease": [],
    "snv": [],
    "mutagenesis": [],
    "expression_tissue": [],
    "expression_disease": [],
    "species": [
        {
            "name": "Dictyostelium discoideum",
            "taxid": 44689,
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044"
                }
            ],
            "common_name": "Cellular slime molds"
        }
    ],
    "gene": [
        {
            "name": "ai2b",
            "url": "https://www.uniprot.org/uniprot/O21044",
            "locus": {}
        }
    ],
    "crossref": [
        {
            "id": "DDB_G0294423",
            "url": "http://dictybase.org/gene/DDB_G0294423",
            "database": "dictyBase",
            "categories": [
                "Organism-specific"
            ]
        },
        {
            "id": "2193941",
            "url": "https://www.ncbi.nlm.nih.gov/gene/2193941",
            "database": "GeneID",
            "categories": [
                "Genome Annotation"
            ]
        },
        {
            "id": "IPR004860",
            "url": "https://www.ebi.ac.uk/interpro/entry/IPR004860",
            "database": "InterPro",
            "categories": [
                "Protein Classification"
            ]
        },
        {
            "id": "IPR027434",
            "url": "https://www.ebi.ac.uk/interpro/entry/IPR027434",
            "database": "InterPro",
            "categories": [
                "Protein Classification"
            ]
        },
        {
            "id": "ddi:DidioMp08",
            "url": "https://www.genome.jp/dbget-bin/get_linkdb?-t+pathway+ddi:DidioMp08",
            "database": "KEGG Pathway",
            "categories": [
                "Enzyme and Pathway"
            ]
        },
        {
            "id": "PTHR37520",
            "url": "http://www.pantherdb.org/panther/family.do?clsAccession=PTHR37520",
            "database": "PANTHER",
            "categories": [
                "Protein Classification"
            ]
        },
        {
            "id": "PTHR37520:SF1",
            "url": "http://www.pantherdb.org/panther/family.do?clsAccession=PTHR37520:SF1",
            "database": "PANTHER",
            "categories": [
                "Protein Classification"
            ]
        },
        {
            "id": "PF00961",
            "url": "http://pfam.xfam.org/family/PF00961",
            "database": "Pfam",
            "categories": [
                "Protein Classification"
            ]
        },
        {
            "id": "PR_O21044",
            "url": "http://purl.obolibrary.org/obo/PR_O21044",
            "database": "PRO",
            "categories": [
                "Protein"
            ]
        },
        {
            "id": "NP_050075",
            "url": "https://www.ncbi.nlm.nih.gov/protein/NP_050075",
            "database": "RefSeq",
            "categories": [
                "Protein"
            ]
        },
        {
            "id": "O21044",
            "url": "https://www.uniprot.org/uniprot/O21044",
            "database": "UniProtKB",
            "categories": [
                "Protein"
            ]
        },
        {
            "id": "O21044-1",
            "url": "https://www.uniprot.org/uniprot/O21044-1",
            "database": "UniProtKB",
            "categories": [
                "Protein"
            ]
        }
    ],
    "sequence": {
        "sequence": "MRIQIEKDQLGWVAGLLDSCGNIMFSKTHVSGNIEIKLKLTDYECLENMKTKYGGAVKVSRTGTRYRLNHSEGLKKLLEDINGQIRIPVRVKKVKEVCEKNNIEIKYPDKELSLDTAWLSGFFDGVGSIVINQTTLENKKQLVLTFNQKNNQILIKIQRIVGGNFYINTNTQSGKYKYALYFTSKEEILQLYEYFKKYPSRAYKNKRIGLIPQYYELQTLMTSIHDNQLQETLWKKFMIQWDYKEIDEIQSGEILKQKGVIR",
        "length": 262,
        "header": "sp|O21044-1|AI2B_DICDI Isoform 1 of Intron-encoded DNA endonuclease ai2b  OS=Dictyostelium discoideum OX=44689 GN=ai2b PE=3 SV=1 CANONICAL=O21044-1"
    },
    "isoforms": [
        {
            "isoform_ac": "O21044-1",
            "url": "",
            "sequence": {
                "sequence": "MRIQIEKDQLGWVAGLLDSCGNIMFSKTHVSGNIEIKLKLTDYECLENMKTKYGGAVKVSRTGTRYRLNHSEGLKKLLEDINGQIRIPVRVKKVKEVCEKNNIEIKYPDKELSLDTAWLSGFFDGVGSIVINQTTLENKKQLVLTFNQKNNQILIKIQRIVGGNFYINTNTQSGKYKYALYFTSKEEILQLYEYFKKYPSRAYKNKRIGLIPQYYELQTLMTSIHDNQLQETLWKKFMIQWDYKEIDEIQSGEILKQKGVIR",
                "length": 262,
                "header": "sp|O21044-1|AI2B_DICDI Isoform 1 of Intron-encoded DNA endonuclease ai2b  OS=Dictyostelium discoideum OX=44689 GN=ai2b PE=3 SV=1 CANONICAL=O21044-1"
            },
            "locus": {}
        }
    ],
    "glycosylation": [],
    "phosphorylation": [],
    "glycation": [],
    "keywords": [
        "enzyme"
    ],
    "publication": [
        {
            "title": "The mitochondrial DNA of Dictyostelium discoideum: complete sequence, gene content and genome organization.",
            "journal": "Mol. Gen. Genet.",
            "date": "2000",
            "authors": "Ogawa S, Yoshino R, Angata K, Iwamoto M, Pi M, Kuroe K, Matsuo K, Morio T, Urushihara H, Yanagisawa K, Tanaka Y",
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044"
                }
            ],
            "reference": [
                {
                    "type": "PubMed",
                    "id": "10821186",
                    "url": "https://glygen.org/publication/PubMed/10821186"
                }
            ]
        },
        {
            "title": "Group-I introns in the cytochrome c oxidase genes of Dictyostelium discoideum: two related ORFs in one loop of a group-I intron, a cox1/2 hybrid gene and an unusually large cox3 gene.",
            "journal": "Curr. Genet.",
            "date": "1997",
            "authors": "Ogawa S, Matsuo K, Angata K, Yanagisawa K, Tanaka Y",
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044"
                }
            ],
            "reference": [
                {
                    "type": "PubMed",
                    "id": "9000384",
                    "url": "https://glygen.org/publication/PubMed/9000384"
                }
            ]
        },
        {
            "title": "Subunits I and II of Dictyostelium cytochrome c oxidase are specified by a single open reading frame transcribed into a large polycistronic RNA.",
            "journal": "Biochim. Biophys. Acta",
            "date": "1997",
            "authors": "Pellizzari R, Anjard C, Bisson R",
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044"
                }
            ],
            "reference": [
                {
                    "type": "PubMed",
                    "id": "9186775",
                    "url": "https://glygen.org/publication/PubMed/9186775"
                }
            ]
        },
        {
            "title": "A site-specific DNA endonuclease specified by one of two ORFs encoded by a group I intron in Dictyostelium discoideum mitochondrial DNA.",
            "journal": "Gene",
            "date": "1997",
            "authors": "Ogawa S, Naito K, Angata K, Morio T, Urushihara H, Tanaka Y",
            "evidence": [
                {
                    "database": "UniProtKB",
                    "id": "O21044",
                    "url": "https://www.uniprot.org/uniprot/O21044"
                }
            ],
            "reference": [
                {
                    "type": "PubMed",
                    "id": "9210597",
                    "url": "https://glygen.org/publication/PubMed/9210597"
                }
            ]
        }
    ],
    "pathway": [
        {
            "id": "ddi:DidioMp08",
            "name": "",
            "url": "https://www.genome.jp/dbget-bin/get_linkdb?-t+pathway+ddi:DidioMp08",
            "resource": "KEGG Pathway"
        }
    ],
    "orthologs": [],
    "go_annotation": {
        "categories": [
            {
                "name": "Cellular Component",
                "total": 1,
                "go_terms": [
                    {
                        "name": "mitochondrion",
                        "id": "GO:0005739",
                        "url": "https://www.ebi.ac.uk/QuickGO/term/GO:0005739",
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                                "id": "O21044",
                                "url": "https://www.uniprot.org/uniprot/O21044"
                            }
                        ],
                        "pmid": ""
                    }
                ]
            },
            {
                "name": "Molecular Function",
                "total": 1,
                "go_terms": [
                    {
                        "name": "endonuclease activity",
                        "id": "GO:0004519",
                        "url": "https://www.ebi.ac.uk/QuickGO/term/GO:0004519",
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                                "id": "O21044",
                                "url": "https://www.uniprot.org/uniprot/O21044"
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                ]
            },
            {
                "name": "Biological Process",
                "total": 1,
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                    {
                        "name": "intron homing",
                        "id": "GO:0006314",
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                                "database": "UniProtKB",
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                            }
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                        "pmid": ""
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            "start_pos": 132,
            "end_pos": 134,
            "annotation": "n_glycosylation_sequon"
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        {
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    "interactions": [],
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    "sequence_features": {
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        "phosphorylation_sites": [],
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