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PROSITE entry PS00090


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PURL: https://purl.expasy.org/prosite/signature/PS00090

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General information about the entry

Entry name [info] NITROGENASE_1_2
Accession [info] PS00090
Entry type [info] PATTERN
Date [info] 01-APR-1990 CREATED;
01-DEC-1992 DATA UPDATE;
29-MAY-2024 INFO UPDATE.
PROSITE Doc. [info] PDOC00085

Name and characterization of the entry

Description [info] Nitrogenases component 1 alpha and beta subunits signature 2.
Pattern [info]
[STANQ]-[ET]-C-x(5)-G-D-[DN]-[LIVMT]-x-[STAGR]-[LIVMFYST].

Numerical results [info]

Numerical results for UniProtKB/Swiss-Prot release 2025_03 which contains 573'661 sequence entries.


Total number of hits 75 in 75 different sequences
Number of true positive hits 70 in 70 different sequences
Number of 'unknown' hits 0
Number of false positive hits 5 in 5 different sequences
Number of false negative sequences 13
Number of 'partial' sequences 4
Precision (true positives / (true positives + false positives)) 93.33 %
Recall (true positives / (true positives + false negatives)) 84.34 %

Comments [info]

Taxonomic range [info] Archaea, Prokaryotes (Bacteria)
Maximum number of repetitions [info] 1
Site [info] iron_sulfur(?) at position 3
Version [info] 1

Cross-references [info]

UniProtKB/Swiss-Prot
True positive sequences
70 sequences

ANFD_AZOVI  (P16266), ANFD_HELGE  (O68955), ANFD_RHOCA  (Q07933), 
» more

UniProtKB/Swiss-Prot
False negative sequences
13 sequences

ANFD_RUMHU  (Q46082), NIFK_FRAAL  (Q57118), NIFK_METBA  (P51754), 
» more

UniProtKB/Swiss-Prot
'Partial' sequences
4 sequences

NIFD_ANASL  (P33177), NIFD_METIV  (P51605), NIFD_RHILT  (P00465), 
» more

UniProtKB/Swiss-Prot
False positive sequences
5 sequences

E4PD_YERE8  (A1JPR1), E4PD_YERPA  (Q1CB62), E4PD_YERPE  (Q7CGS4), 
» more

PDB
[Detailed view]
87 PDB

1FP4; 1G20; 1G21; 1H1L; 1L5H; 1M1N; 1M1Y; 1M34; 1MIO; 1N2C; 1QGU; 1QH1;
» more