<PAGE>
U.S. SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 3 OMB APPROVAL
------------------------
OMB NUMBER: 3235-0104
Expires: April 30, 1997
Estimated average burden
hours per response...0.5
------------------------
INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
Filed pursuant to Section16(a)of the Securities Exchange Act of 1934,
Section 17(a) of the Public Utility Holding Company Act of 1935 or Section
30(f) of the Investment Company Act of 1940
- ------------------------------------------------------------------------------
1. Name and Address of Reporting Person
Thurman William Gentry
- - ----------------------------------------------------------------------------
(Last) (First) (Middle)
6488 Avondale Dr. #316
- - ----------------------------------------------------------------------------
(Street)
Oklahoma City OK 73116
- - ----------------------------------------------------------------------------
(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
10/29/97
- - ----------------------------------------------------------------------------
3. IRS or Social Security Number of Reporting Person (Voluntary)
###-##-####
- - ----------------------------------------------------------------------------
4. Issuer Name and Ticker or Trading Symbol
ZymeTx, Inc. "ZMTX"
- - ----------------------------------------------------------------------------
5. Relationship of Reporting Person to Issuer:
(Check all applicable)
X Director 10% Owner
----- ------
Officer (give Other (Specify
----- title below) ------ below)
---------------------------------------------------
<PAGE>
- - ----------------------------------------------------------------------------
6. If Amendment, Date of Original (Month/Day/Year)
10/29/97
- - ----------------------------------------------------------------------------
<TABLE>
<CAPTION>
Table 1 -- Non-Derivative Securities Beneficially Owned
1.Title of Security 2.Amount of Securities 3.Ownership Form: 4. Nature of In-
(Instr. 4) Beneficially Owned Direct (D) or direct Bene-
(Instr. 4) Indirect (I) ficial Owner-
(Instr. 5) ship (Instr. 5)
- -------------------------------------------------------------------------------
<S> <C> <C> <C>
William & Gabrille
Common Stock 6,250 I Thurman Living Trust
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
- - ---------------- ----------------------- --------------- ------------------
</TABLE>
Reminder: Report on a separate line for each class of securities beneficially
owned directly or indirectly. (Over) (Print or Type Responses) SEC 1473 (8-92)
<TABLE>
<CAPTION>
FORM 3 (continued) Table II-Derivative Securities Beneficially Owned (e.g.,
puts, calls, warrants, options, convertible securities) -
- ------------------------------------------------------------------------------
<S> <C> <C> <C>
1. Title of Derivative 2.Date Exer- 3. Title and Amount of Securities Under-
(Instr. 4) cisble and lying Derivative Security
Expiration (Instr. 4)
Date ----------------------------------------
(Month/Day/
Year) Amount
--------------- or
Date Expira- Title Number
Exer- tion of
cisable Date Shares
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
- ---------------------- ---------------- ---------------------------------------
4. Conver- 5. Owner- 6. Nature of Indirect
sion or ship Beneficial Ownership
Exercise Form of (Instr. 5)
Price of Deriv-
Deri- ative
vative Security:
Security Direct
(D) or
Indirect
(I)
(Instr. 5)
-----------------------------------------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
- --------------- --------------- --------------------------------------------
</TABLE>
Explanation of Responses:
/s/ William G. Thurman, M.D. 10/31/97
--------------------------- --------
**International misstatements **Signature of Reporting Person
or omissions of facts constitute
Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed.
If space provided is insufficient, See Instruction 6 for procedure.
<PAGE>
