import { MolfileWithMap, MonomerMolGraphMap, NucleotideRole } from './types';
import { ALPHABET } from '../utils/macromolecule/consts';
import { IMonomerLibBase } from '../types/monomer-library';
import { ISeqMonomer, PolymerType } from '../helm/types';
/** Get a mapping of peptide symbols to HELM monomer library objects with selected fields.
 * @param {IMonomerLib} monomerLib - Monomer library
 * @param {HELM_POLYMER_TYPE} polymerType - Polymer type
 * @param {ALPHABET} alphabet - Alphabet of the column
 * @return {Map<string, any>} - Mapping of peptide symbols to HELM monomer library objects with selected fields*/
export declare function getFormattedMonomerLib(monomerLib: IMonomerLibBase, polymerType: PolymerType, alphabet: ALPHABET): Map<string, any>;
/** Translate a sequence of monomer symbols into Molfile V3000
 * @param {ISeqMonomer[]} monomerSeq - Sequence of monomer symbols (canonical)
 * @param {MonomerMolGraphMap} monomersDict - Mapping of monomer symbols to MolGraph objects
 * @param {ALPHABET} alphabet - Alphabet of the column
 * @param {PolymerType} polymerType - Polymer type
 * @param {Array} roles - Optional per-position NucleotideRole tags. When set, RNA assembly
 *   uses per-position sugars/phosphates from monomerSeq directly (HELM triples mode).
 * @return {MolfileWithMap} - Molfile V3000 + per-position monomer index map */
export declare function monomerSeqToMolfile(monomerSeq: ISeqMonomer[], monomersDict: MonomerMolGraphMap, alphabet: ALPHABET, polymerType: PolymerType, roles?: NucleotideRole[]): MolfileWithMap;
/** Keep precision upon floating point operations over atom coordinates
 * @param {number}x - the floating point number
 * @return {number} - the floating point number with the same precision
 */
export declare function keepPrecision(x: number): number;
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