Beispiel #1
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def test_simple_gibson_assembly_station():

    dna_provider = CommercialDnaOffer(
        name="Company InGen",
        pricing=PerBasepairPricing(0.08)
    )
    assembly_station = DnaAssemblyStation(
        name='Gibson Assembly Station',
        assembly_method=GibsonAssemblyMethod(
            overhang_selector=TmSegmentSelector(),
            min_segment_length=300,
            max_segment_length=1200
        ),
        supplier=dna_provider,
        coarse_grain=10,
    )
    sequence = random_dna_sequence(5000, seed=1234)
    quote = assembly_station.get_quote(sequence, with_assembly_plan=True)
    assert quote.accepted
    assert 405.7 < quote.price < 405.8
Beispiel #2
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    name="CheapDNA",
    pricing=PerBasepairPricing(0.08),
    sequence_constraints=[SequenceLengthConstraint(max_length=1000)],
)

# An oligos vendor (for oligo assembly and )
company_oligo = CommercialDnaOffer(
    name="Oligo vendor",
    pricing=FixedCostPricing(5),
    sequence_constraints=[SequenceLengthConstraint(max_length=100)],
)

mouse_pcr_station = PcrExtractionStation(
    name="E. coli",
    extra_cost=10,
    homology_selector=TmSegmentSelector(),
    primers_supplier=company_oligo,
    blast_database=os.path.join("..", "..", "data", "ecoli_blast_db", "ecoli"),
    memoize=True,
)

assembly_station = DnaAssemblyStation(
    name="Golden Gate Station",
    assembly_method=GoldenGateAssemblyMethod(min_segment_length=40,
                                             max_segment_length=5000,
                                             enzyme="BsmBI"),
    supplier=[
        company_ingen,
        emma_collection,
        mouse_pcr_station,
        company_tdi,
Beispiel #3
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        SequenceLengthConstraint(max_length=4000),
        NoPatternConstraint(enzyme="AarI"),
        NoPatternConstraint(enzyme="BsaI"),
        lambda seq: (0.4 < gc_content(seq) < 0.6),
    ],
    pricing=PerBasepairPricing(0.10),
    lead_time=15,
)

# OLIGOS TO BLOCKS ASSEMBLY

oligo_assembly_station = DnaAssemblyStation(
    name="Oligo Assembly Station",
    assembly_method=OligoAssemblyMethod(
        overhang_selector=TmSegmentSelector(min_size=15,
                                            max_size=25,
                                            min_tm=50,
                                            max_tm=70),
        min_segment_length=40,
        max_segment_length=200,
        sequence_constraints=[SequenceLengthConstraint(max_length=1500)],
        duration=8,
        cost=2,
    ),
    supplier=oligo_com,
    coarse_grain=20,
    fine_grain=False,
    a_star_factor=a_star_factor,
)

# BLOCKS TO CHUNKS ASSEMBLY
cheap_dna = CommercialDnaOffer(
    name="CheapDNA.com",
    sequence_constraints=[
        NoPatternConstraint(enzyme="BsaI"),
        dnachisel.EnforceGCContent(0.3, 0.7, window=60),
    ],
    pricing=PerBasepairPricing(0.10),
    lead_time=15,
)

# BLOCKS TO CHUNKS ASSEMBLY

gibson_blocks_assembly_station = DnaAssemblyStation(
    name="Gibson Blocks Assembly",
    assembly_method=GibsonAssemblyMethod(
        overhang_selector=TmSegmentSelector(),
        min_segment_length=1000,
        max_segment_length=6000,
        duration=8,
        cost=16,
    ),
    supplier=[deluxe_dna, cheap_dna],
    coarse_grain=30,
    fine_grain=False,
    memoize=True,
    a_star_factor="auto",
)

quote_before = gibson_blocks_assembly_station.get_quote(
    sequence, with_assembly_plan=True)
Beispiel #5
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def test_lead_time_limit():

    # OLIGO COMPANIES

    a_star_factor = "auto"
    memoize = True

    oligo_com = CommercialDnaOffer(
        name="Oligo.com",
        sequence_constraints=[SequenceLengthConstraint(max_length=200)],
        pricing=PerBasepairPricing(0.10),
        lead_time=7,
    )

    deluxe_dna_com = CommercialDnaOffer(
        name="DeluxeDNA.com",
        sequence_constraints=[SequenceLengthConstraint(max_length=4000)],
        pricing=PerBasepairPricing(0.20),
        lead_time=10,
    )

    cheap_dna_com = CommercialDnaOffer(
        name="CheapDNA.com",
        sequence_constraints=[
            SequenceLengthConstraint(max_length=4000),
            NoPatternConstraint(enzyme="AarI"),
            NoPatternConstraint(enzyme="BsaI"),
            lambda seq: (0.4 < gc_content(seq) < 0.6),
        ],
        pricing=PerBasepairPricing(0.10),
        lead_time=15,
    )

    # OLIGOS TO BLOCKS ASSEMBLY

    oligo_assembly_station = DnaAssemblyStation(
        name="Oligo Assembly Station",
        assembly_method=OligoAssemblyMethod(
            overhang_selector=TmSegmentSelector(min_size=15,
                                                max_size=25,
                                                min_tm=50,
                                                max_tm=70),
            min_segment_length=40,
            max_segment_length=200,
            sequence_constraints=[SequenceLengthConstraint(max_length=1500)],
            duration=8,
            cost=2,
        ),
        supplier=oligo_com,
        coarse_grain=20,
        fine_grain=False,
        a_star_factor=a_star_factor,
    )

    # BLOCKS TO CHUNKS ASSEMBLY

    blocks_sources_comparator = DnaSuppliersComparator(
        name="bs_comparator",
        suppliers=[oligo_assembly_station, cheap_dna_com, deluxe_dna_com],
        memoize=memoize,
    )

    gibson_blocks_assembly_station = DnaAssemblyStation(
        name="Gibson Blocks Assembly",
        assembly_method=GibsonAssemblyMethod(
            overhang_selector=FixedSizeSegmentSelector(80),
            min_segment_length=1000,
            max_segment_length=4000,
            duration=8,
            cost=16,
        ),
        supplier=blocks_sources_comparator,
        coarse_grain=300,
        fine_grain=False,
        memoize=memoize,
        a_star_factor=a_star_factor,
    )

    goldengate_blocks_assembly_station = DnaAssemblyStation(
        name="Golden Gate Blocks Assembly",
        assembly_method=GoldenGateAssemblyMethod(
            enzyme="BsmBI",
            wildcard_basepair="A",
            min_segment_length=1000,
            max_segment_length=4000,
            duration=5,
            cost=6,
        ),
        supplier=blocks_sources_comparator,
        coarse_grain=400,
        fine_grain=False,
        memoize=memoize,
        a_star_factor=a_star_factor,
    )

    ecoli_genome = PcrExtractionStation(
        "E. coli Genome (PCR)",
        primers_supplier=oligo_com,
        homology_selector=TmSegmentSelector(min_size=18,
                                            max_size=22,
                                            min_tm=55,
                                            max_tm=65),
        blast_database=ECOLI_DB_PATH,
        max_amplicon_length=10000,
        extra_time=3,
        extra_cost=1,
    )

    # CHUNKS TO MEGACHUNKS ASSEMBLY

    chunks_assembly_station = DnaAssemblyStation(
        name="Chunks assembly (Gibson)",
        assembly_method=GibsonAssemblyMethod(
            overhang_selector=FixedSizeSegmentSelector(300),
            min_segment_length=7000,
            max_segment_length=25000,
            duration=8,
        ),
        supplier=DnaSuppliersComparator([
            ecoli_genome,
            goldengate_blocks_assembly_station,
            gibson_blocks_assembly_station,
        ]),
        coarse_grain=1000,
        fine_grain=None,
        a_star_factor=a_star_factor,
        memoize=memoize,
    )

    with open(SEQUENCE_PATH, "r") as f:
        sequence = f.read()

    import time

    t0 = time.time()

    chunks_assembly_station.prepare_network_on_sequence(sequence)
    quote = chunks_assembly_station.get_quote(sequence,
                                              max_lead_time=28,
                                              with_assembly_plan=True)

    t1 = time.time()
    print("ELAPSED:", "%.02f" % (t1 - t0))
    print(quote)

    if quote.accepted:
        print(quote.assembly_step_summary())
    assert 5540 < quote.price < 5550