{"uid":"cap_DeHp8VWzFs4yoT_FjGvYV","slug":"maha-strategies-biology-protein-sequence-descriptors-97f8a8d5","name":"Maha Strategies Biology Protein Sequence Descriptors","description":"Calculate composition, molecular mass and model-based charge descriptors from supplied protein sequences. For dataset analysis; not a folding or function prediction.","url":"https://www.mahastrategies.com/api/v1/micro/biology-protein-sequence-descriptors?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["dataClass","sequence"],"properties":{"sequence":{"type":"string","maxLength":4000},"dataClass":{"enum":["public","synthetic"],"type":"string"}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["version","offerId","amountBaseUnits","inputDigest","result","boundaries","receiptDigest"],"properties":{"result":{"type":"object"},"offerId":{"enum":["biology-protein-sequence-descriptors"],"type":"string"},"version":{"enum":["maha-microproducts/0.1"],"type":"string"},"boundaries":{"type":"array","maxItems":128,"minItems":0},"inputDigest":{"type":"string","maxLength":71},"receiptDigest":{"type":"string","maxLength":71},"amountBaseUnits":{"enum":["13001"],"type":"string"}},"additionalProperties":false}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.013001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.013001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fUNA3kg3hcO55t3ZkcM1T","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.013001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates composition, molecular mass, and model-based charge descriptors from a supplied protein amino acid sequence for dataset analysis.","exampleAgentPrompt":"Can you compute the composition, molecular mass, and charge descriptors for this protein sequence: MKTAYIAKQRQISFVKSHFSRQLEERLGLIEVQAPILSRVGDGTQDNLSGAEKAVQVKVKALPDAQFEVVHSLAKWKRQTLGQHDFSAGEGLYTHMKALRPDEDRLSPLHSVYVDQWDWERVMGDGERQFSTLKSTVEAIWAGIKATEAAVSEEFGLAPFLPDQIHFVHSQELLSRYPDLDAKGRERAIAKDLGAVFLVGIGGKLSDGHRHDVRAPDYDDWSTPSELGHAGLNGDILVWNPSVKFEGR — please treat this as public data","exampleUseCases":[{"title":"Protein dataset feature engineering","prompt":"I need to build a feature matrix for my protein dataset — can you compute the composition, molecular mass, and charge descriptors for this sequence ACDEFGHIKLMNPQRSTVWY...MKTLL and label it as public data?"},{"title":"Synthetic peptide characterization","prompt":"I've designed a synthetic peptide with sequence MGSSHHHHHHSSGLVPRGSH and want to know its molecular mass, amino acid composition, and charge descriptors — please mark it as synthetic data."},{"title":"Bioinformatics pipeline enrichment","prompt":"For my bioinformatics analysis pipeline, compute the sequence descriptors including composition and model-based charge features for the following public protein sequence: MALWMRLLPLLALLALWGPDPAAAFVNQHLCGSHLVEALYLVCGERGFFYTPKTRREAEDLQVGQVELGGGPGAGSLQPLALEGSLQKRGIVEQCCTSICSLYQLENYCN"}],"resultDescription":"Returns a structured result object containing amino acid composition percentages, calculated molecular mass, and model-based charge descriptors derived from the input protein sequence, along with offer metadata, input/receipt digests, and versioning information.","failureModes":["Invalid or non-standard amino acid characters in sequence causing rejection","Sequence exceeding 4000-character maximum length limit","Missing required fields (sequence or dataClass) returning validation error","Invalid dataClass value (not 'public' or 'synthetic') causing schema error","Payment or x402 protocol failure preventing processing","Empty sequence string returning computation error"],"whenToPreferThis":"Choose this endpoint when you need fast, deterministic physicochemical descriptors (composition, molecular mass, charge) from a raw protein sequence string for downstream dataset analysis or ML feature engineering — not when you need 3D structure prediction, functional annotation, homology search, or folding simulation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T06:48:53.871Z","isFirstParty":false,"canonicalSlug":"maha-strategies-biology-protein-sequence-descriptors-97f8a8d5"}