HEADER ENDONUCLEASE 08-AUG-94 2END TITLE CRYSTAL STRUCTURE OF A PYRIMIDINE DIMER SPECIFIC EXCISION REPAIR TITLE 2 ENZYME FROM BACTERIOPHAGE T4: REFINEMENT AT 1.45 ANGSTROMS AND X-RAY TITLE 3 ANALYSIS OF THE THREE ACTIVE SITE MUTANTS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDONUCLEASE V; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.25.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4; SOURCE 3 ORGANISM_TAXID: 10665 KEYWDS ENDONUCLEASE EXPDTA X-RAY DIFFRACTION AUTHOR D.G.VASSYLYEV,M.ARIYOSHI,O.MATSUMOTO,K.KATAYANAGI,E.OHTSUKA, AUTHOR 2 K.MORIKAWA REVDAT 3 14-FEB-24 2END 1 REMARK REVDAT 2 24-FEB-09 2END 1 VERSN REVDAT 1 15-OCT-94 2END 0 SPRSDE 15-OCT-94 2END 1END JRNL AUTH K.MORIKAWA,M.ARIYOSHI,D.G.VASSYLYEV,O.MATSUMOTO, JRNL AUTH 2 K.KATAYANAGI,E.OHTSUKA JRNL TITL CRYSTAL STRUCTURE OF A PYRIMIDINE DIMER-SPECIFIC EXCISION JRNL TITL 2 REPAIR ENZYME FROM BACTERIOPHAGE T4: REFINEMENT AT 1.45 A JRNL TITL 3 AND X-RAY ANALYSIS OF THE THREE ACTIVE SITE MUTANTS. JRNL REF J.MOL.BIOL. V. 249 360 1995 JRNL REFN ISSN 0022-2836 JRNL PMID 7783199 JRNL DOI 10.1006/JMBI.1995.0302 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.MORIKAWA,O.MATSUMOTO,T.TSUJIMOTO,K.KATAYANAGI,M.ARIYOSHI, REMARK 1 AUTH 2 T.DOI,M.IKEHARA,T.INAOKA,E.OHTSUKA REMARK 1 TITL X-RAY STRUCTURE OF T4 ENDONUCLEASE V: AN EXCISION REPAIR REMARK 1 TITL 2 ENZYME SPECIFIC FOR A PYRIMIDINE DIMER REMARK 1 REF SCIENCE V. 256 523 1992 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 2 REMARK 1 AUTH T.DOI,A.RECKTENWALD,Y.KARAKI,M.KIKUCHI,K.MORIKAWA,M.IKEHARA, REMARK 1 AUTH 2 T.INAOKA,N.HORI,E.OHTSUKA REMARK 1 TITL ROLE OF THE BASIC AMINO ACID CLUSTER AND GLU-23 IN REMARK 1 TITL 2 PYRIMIDINE DIMEER GLYCOSYLASE ACTIVITY OF T4 ENDONUCLEASE V REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 89 9420 1992 REMARK 1 REFN ISSN 0027-8424 REMARK 1 REFERENCE 3 REMARK 1 AUTH K.MORIKAWA,M.TSUJIMOTO,M.IKEHARA,T.INAOKA,E.OHTSUKA REMARK 1 TITL PRELIMINARY CRYSTALLOGRAPHIC STUDY OF PYRIMIDINE REMARK 1 TITL 2 DIMER-SPECIFIC EXCISION-REPAIR ENZYME FROM BACTERIOPHAGE T4 REMARK 1 REF J.MOL.BIOL. V. 202 683 1988 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 17350 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.161 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1129 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 172 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.021 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.039 ; 0.030 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.055 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.019 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.100 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.173 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.200 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.181 ; 0.300 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.100 ; 3.000 REMARK 3 STAGGERED (DEGREES) : 11.800; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.074 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.628 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.242 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.543 ; 2.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2END COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000178034. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 20.05500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 172 O HOH A 274 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 214 O HOH A 218 2556 2.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 99 CD GLU A 99 OE2 -0.069 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 3 NE - CZ - NH1 ANGL. DEV. = -3.1 DEGREES REMARK 500 ASP A 14 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 26 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 32 NE - CZ - NH1 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 32 NE - CZ - NH2 ANGL. DEV. = 7.9 DEGREES REMARK 500 ARG A 40 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 42 NE - CZ - NH1 ANGL. DEV. = -3.6 DEGREES REMARK 500 PHE A 50 CB - CG - CD2 ANGL. DEV. = -5.2 DEGREES REMARK 500 PHE A 59 CB - CG - CD1 ANGL. DEV. = -4.8 DEGREES REMARK 500 TYR A 61 CB - CG - CD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ARG A 68 NE - CZ - NH2 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG A 70 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 81 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ASP A 92 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG A 101 NE - CZ - NH2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 117 NE - CZ - NH1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 117 NE - CZ - NH2 ANGL. DEV. = -5.9 DEGREES REMARK 500 ARG A 125 CD - NE - CZ ANGL. DEV. = 10.6 DEGREES REMARK 500 ARG A 125 NH1 - CZ - NH2 ANGL. DEV. = -9.4 DEGREES REMARK 500 ARG A 125 NE - CZ - NH1 ANGL. DEV. = 7.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ARG A 101 57.59 -94.06 REMARK 500 ARG A 125 84.86 -164.03 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 61 0.05 SIDE CHAIN REMARK 500 ARG A 125 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 2END A 1 138 UNP P04418 END5_BPT4 1 138 SEQRES 1 A 138 MET THR ARG ILE ASN LEU THR LEU VAL SER GLU LEU ALA SEQRES 2 A 138 ASP GLN HIS LEU MET ALA GLU TYR ARG GLU LEU PRO ARG SEQRES 3 A 138 VAL PHE GLY ALA VAL ARG LYS HIS VAL ALA ASN GLY LYS SEQRES 4 A 138 ARG VAL ARG ASP PHE LYS ILE SER PRO THR PHE ILE LEU SEQRES 5 A 138 GLY ALA GLY HIS VAL THR PHE PHE TYR ASP LYS LEU GLU SEQRES 6 A 138 PHE LEU ARG LYS ARG GLN ILE GLU LEU ILE ALA GLU CYS SEQRES 7 A 138 LEU LYS ARG GLY PHE ASN ILE LYS ASP THR THR VAL GLN SEQRES 8 A 138 ASP ILE SER ASP ILE PRO GLN GLU PHE ARG GLY ASP TYR SEQRES 9 A 138 ILE PRO HIS GLU ALA SER ILE ALA ILE SER GLN ALA ARG SEQRES 10 A 138 LEU ASP GLU LYS ILE ALA GLN ARG PRO THR TRP TYR LYS SEQRES 11 A 138 TYR TYR GLY LYS ALA ILE TYR ALA FORMUL 2 HOH *172(H2 O) HELIX 1 H1 ASP A 14 GLY A 38 1 25 HELIX 2 H2 LEU A 64 GLY A 82 1 19 HELIX 3 H3 GLU A 108 GLN A 124 1 17 CRYST1 41.310 40.110 37.590 90.00 90.04 90.00 P 1 21 1 2 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.024207 0.000000 0.000017 0.00000 SCALE2 0.000000 0.024931 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026603 0.00000