diff --git a/src/mol-util/_spec/zip.spec.ts b/src/mol-util/_spec/zip.spec.ts
index 2e17ab40f8b97ad8567b947cb80855efcc3f6482..6696274ec0d503bc0c3a14735d31ebdeac321f06 100644
--- a/src/mol-util/_spec/zip.spec.ts
+++ b/src/mol-util/_spec/zip.spec.ts
@@ -4,7 +4,7 @@
  * @author Alexander Rose <alexander.rose@weirdbyte.de>
  */
 
-import { deflate, inflate, parse, encode } from '../zip/zip'
+import { deflate, inflate, unzip, zip } from '../zip/zip'
 
 describe('zip', () => {
     it('roundtrip deflate/inflate', () => {
@@ -16,11 +16,11 @@ describe('zip', () => {
     })
 
     it('roundtrip zip', () => {
-        const zipped = encode({
+        const zipped = zip({
             'test.foo': new Uint8Array([1, 2, 3, 4, 5, 6, 7])
         })
         console.log(zipped)
-        const unzipped = parse(zipped)
+        const unzipped = unzip(zipped)
         console.log(unzipped)
     })
 })
\ No newline at end of file
diff --git a/src/mol-util/data-source.ts b/src/mol-util/data-source.ts
index 6a8fe0c47216fbf57ef7e2e4d069800ccf80f125..45d7a9dfd83f5f3df93d2cab8b701e8a6a8ada91 100644
--- a/src/mol-util/data-source.ts
+++ b/src/mol-util/data-source.ts
@@ -8,8 +8,7 @@
  */
 
 import { Task, RuntimeContext } from '../mol-task';
-import { parse, ungzip } from './zip/zip';
-// import { inflate, inflateRaw, parse } from 'uzip-module';
+import { unzip, ungzip } from './zip/zip';
 import { utf8Read } from '../mol-io/common/utf8';
 
 // polyfill XMLHttpRequest in node.js
@@ -125,7 +124,7 @@ function decompress(data: Uint8Array, compression: DataCompressionMethod): Uint8
         case DataCompressionMethod.None: return data
         case DataCompressionMethod.Gzip: return ungzip(data)
         case DataCompressionMethod.Zip:
-            const parsed = parse(data.buffer)
+            const parsed = unzip(data.buffer)
             const names = Object.keys(parsed)
             if (names.length !== 1) throw new Error('can only decompress zip files with a single entry')
             return parsed[names[0]] as Uint8Array
diff --git a/src/mol-util/zip/zip.ts b/src/mol-util/zip/zip.ts
index 04c1829a3d015d5e925e8079eb6b9c821b88984a..f5f5e4aaf9ba5b652958f741d1e6c43562cad3e3 100644
--- a/src/mol-util/zip/zip.ts
+++ b/src/mol-util/zip/zip.ts
@@ -14,7 +14,7 @@ import { crc, adler } from './checksum';
 import { _inflate } from './inflate';
 import { _deflateRaw } from './deflate';
 
-export function parse(buf: ArrayBuffer, onlyNames = false) {
+export function unzip(buf: ArrayBuffer, onlyNames = false) {
     const out: { [k: string]: Uint8Array | { size: number, csize: number } } = Object.create(null);
     const data = new Uint8Array(buf);
     let eocd = data.length-4;
@@ -200,7 +200,7 @@ function deflateRaw(data: Uint8Array, opts?: { level: number }) {
     return new Uint8Array(buf.buffer, 0, off);
 }
 
-export function encode(obj: { [k: string]: Uint8Array }, noCmpr = false) {
+export function zip(obj: { [k: string]: Uint8Array }, noCmpr = false) {
     let tot = 0;
     const zpd: { [k: string]: { cpr: boolean, usize: number, crc: number, file: Uint8Array } } = {};
     for(const p in obj) {