HEADER HYDROLASE(O-GLYCOSYL) 05-JAN-93 116L OBSLTE 31-JUL-94 116L 216L TITLE STRUCTURAL BASIS OF ALPHA-HELIX PROPENSITY AT TWO SITES IN TITLE 2 T4 LYSOZYME COMPND MOL_ID: 1; COMPND 2 MOLECULE:; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1 KEYWDS HYDROLASE(O-GLYCOSYL) EXPDTA X-RAY DIFFRACTION AUTHOR M.BLABER,B.W.MATTHEWS REVDAT 2 31-JUL-94 116L 3 OBSLTE REVDAT 1 31-OCT-93 116L 0 JRNL AUTH M.BLABER,X.-J.ZHANG,B.W.MATTHEWS JRNL TITL STRUCTURAL BASIS OF ALPHA-HELIX PROPENSITY AT TWO JRNL TITL 2 SITES IN T4 LYSOZYME JRNL REF SCIENCE V. 260 1637 1993 JRNL REFN ASTM SCIEAS US ISSN 0036-8075 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.MATSUMURA,B.W.MATTHEWS REMARK 1 TITL CONTROL OF ENZYME ACTIVITY BY AN ENGINEERED REMARK 1 TITL 2 DISULFIDE BOND REMARK 1 REF SCIENCE V. 243 792 1989 REMARK 1 REFN ASTM SCIEAS US ISSN 0036-8075 REMARK 1 REFERENCE 2 REMARK 1 AUTH L.H.WEAVER,B.W.MATTHEWS REMARK 1 TITL STRUCTURE OF BACTERIOPHAGE T4 LYSOZYME REFINED AT REMARK 1 TITL 2 1.7 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 193 189 1987 REMARK 1 REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT 116L REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD :NULL REMARK 3 FREE R VALUE TEST SET SELECTION :NULL REMARK 3 R VALUE (WORKING + TEST SET) :0.172 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 USING ALL DATA, NO SIGMA CUTOFF. 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 : 5234 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 221 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.014 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.100 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 116L COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 5 REMARK 5 116L THE ORTHOGONAL X,Y,Z AXES OF THIS COORDINATE SET ARE REMARK 5 116L ALIGNED IN THE A*,B,C CRYSTALLOGRAPHIC DIRECTIONS. 116L REMARK 6 REMARK 6 116L RESIDUES 162 - 164 IN WILD-TYPE AND ALL MUTANT REMARK 6 LYSOZYMES 116L ARE EXTREMELY MOBILE. THUS THE COORDINATES REMARK 6 FOR THESE 116L RESIDUES ARE VERY UNRELIABLE. THIS ENTRY REMARK 6 DOES NOT INCLUDE 116L RESIDUES 163 AND 164. 116L REMARK 7 REMARK 7 116L THERE ARE SEVERAL SUBTLE ASPECTS OF THE SECONDARY REMARK 7 STRUCTURE 116L OF THIS MOLECULE WHICH CANNOT CONVENIENTLY REMARK 7 BE REPRESENTED 116L IN THE HELIX AND SHEET RECORDS BELOW. REMARK 7 THESE ASPECTS 116L INFLUENCE THE REPRESENTATION OF HELIX 6 REMARK 7 AND STRAND 3 OF 116L SHEET *S1*. THE PAPER J.MOL.BIOL., V. REMARK 7 118, P. 81, 1978 116L SHOULD BE CONSULTED FOR THESE REMARK 7 SUBTLETIES. 116L REMARK 8 REMARK 8 116L THE MUTANT STRUCTURES ARE VERY SIMILAR TO THE WILD REMARK 8 TYPE 116L STRUCTURE. THE ROOT MEAN SQUARE DEVIATION FOR A REMARK 8 COMPARISON 116L OF MAIN CHAIN ATOMS 1 - 162 WITH THE WILD REMARK 8 TYPE STRUCTURE 116L IS 0.73 ANGSTROMS FOR MOLECULE 'A', REMARK 8 0.95 ANGSTROMS FOR 116L MOLECULE 'B', 0.95 ANGSTROMS FOR REMARK 8 MOLECULE 'C' AND 0.73 116L ANGSTROMS FOR MOLECULE 'D'. THE REMARK 8 RELATIVE ORIENTATIONS OF 116L THE N-TERMINAL AND C-TERMINAL REMARK 8 DOMAINS ARE APPROXIMATELY 116L 7.3 DEGREES MORE OPEN THAN REMARK 8 THE WILD TYPE STRUCTURE FOR 116L MOLECULE 'A', 9.0 DEGREES REMARK 8 MORE OPEN THAN THE WILD TYPE 116L STRUCTURE FOR MOLECULE ' REMARK 8 B', 8.9 DEGREES MORE OPEN THAN THE 116L WILD TYPE STRUCTURE REMARK 8 FOR MOLECULE 'C', AND 7.4 DEGREES MORE 116L OPEN THAN THE REMARK 8 WILD TYPE STRUCTURE FOR MOLECULE 'D'. 116L REMARK 9 REMARK 9 116L CORRECTION. THIS ENTRY IS OBSOLETE. 31-JUL-94. 116L 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 (%): 50.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 4 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 ASN A 163 REMARK 465 LEU A 164 REMARK 465 ASN D 163 REMARK 465 LEU D 164 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 REMARK 500 O HOH 251 O HOH 369 2.13 SEQRES 1 A 164 MET ASN ILE PHE GLU MET LEU ARG ILE ASP GLU GLY LEU SEQRES 2 A 164 ARG LEU LYS ILE TYR LYS ASP THR GLU GLY TYR TYR THR SEQRES 3 A 164 ILE GLY ILE GLY HIS LEU LEU THR LYS SER PRO SER LEU SEQRES 4 A 164 ASN ALA ALA LYS TRP GLU LEU ASP LYS ALA ILE GLY ARG SEQRES 5 A 164 ASN THR ASN GLY VAL ILE THR LYS ASP GLU ALA GLU LYS SEQRES 6 A 164 LEU PHE ASN GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE SEQRES 7 A 164 LEU ARG ASN ALA LYS LEU LYS PRO VAL TYR ASP SER LEU SEQRES 8 A 164 ASP ALA VAL ARG ARG ALA ALA LEU ILE ASN MET VAL PHE SEQRES 9 A 164 GLN MET GLY GLU THR GLY VAL ALA GLY PHE THR ASN SER SEQRES 10 A 164 LEU ARG MET LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA SEQRES 11 A 164 VAL ASN LEU ALA LYS SER ARG TRP TYR ASN GLN THR PRO SEQRES 12 A 164 ASN ARG ALA LYS ARG VAL ILE THR THR PHE ARG THR GLY SEQRES 13 A 164 THR TRP ASP ALA TYR LYS ASN LEU SEQRES 1 B 164 MET ASN ILE PHE GLU MET LEU ARG ILE ASP GLU GLY LEU SEQRES 2 B 164 ARG LEU LYS ILE TYR LYS ASP THR GLU GLY TYR TYR THR SEQRES 3 B 164 ILE GLY ILE GLY HIS LEU LEU THR LYS SER PRO SER LEU SEQRES 4 B 164 ASN ALA ALA LYS TRP GLU LEU ASP LYS ALA ILE GLY ARG SEQRES 5 B 164 ASN THR ASN GLY VAL ILE THR LYS ASP GLU ALA GLU LYS SEQRES 6 B 164 LEU PHE ASN GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE SEQRES 7 B 164 LEU ARG ASN ALA LYS LEU LYS PRO VAL TYR ASP SER LEU SEQRES 8 B 164 ASP ALA VAL ARG ARG ALA ALA LEU ILE ASN MET VAL PHE SEQRES 9 B 164 GLN MET GLY GLU THR GLY VAL ALA GLY PHE THR ASN SER SEQRES 10 B 164 LEU ARG MET LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA SEQRES 11 B 164 VAL ASN LEU ALA LYS SER ARG TRP TYR ASN GLN THR PRO SEQRES 12 B 164 ASN ARG ALA LYS ARG VAL ILE THR THR PHE ARG THR GLY SEQRES 13 B 164 THR TRP ASP ALA TYR LYS ASN LEU SEQRES 1 C 164 MET ASN ILE PHE GLU MET LEU ARG ILE ASP GLU GLY LEU SEQRES 2 C 164 ARG LEU LYS ILE TYR LYS ASP THR GLU GLY TYR TYR THR SEQRES 3 C 164 ILE GLY ILE GLY HIS LEU LEU THR LYS SER PRO SER LEU SEQRES 4 C 164 ASN ALA ALA LYS TRP GLU LEU ASP LYS ALA ILE GLY ARG SEQRES 5 C 164 ASN THR ASN GLY VAL ILE THR LYS ASP GLU ALA GLU LYS SEQRES 6 C 164 LEU PHE ASN GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE SEQRES 7 C 164 LEU ARG ASN ALA LYS LEU LYS PRO VAL TYR ASP SER LEU SEQRES 8 C 164 ASP ALA VAL ARG ARG ALA ALA LEU ILE ASN MET VAL PHE SEQRES 9 C 164 GLN MET GLY GLU THR GLY VAL ALA GLY PHE THR ASN SER SEQRES 10 C 164 LEU ARG MET LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA SEQRES 11 C 164 VAL ASN LEU ALA LYS SER ARG TRP TYR ASN GLN THR PRO SEQRES 12 C 164 ASN ARG ALA LYS ARG VAL ILE THR THR PHE ARG THR GLY SEQRES 13 C 164 THR TRP ASP ALA TYR LYS ASN LEU SEQRES 1 D 164 MET ASN ILE PHE GLU MET LEU ARG ILE ASP GLU GLY LEU SEQRES 2 D 164 ARG LEU LYS ILE TYR LYS ASP THR GLU GLY TYR TYR THR SEQRES 3 D 164 ILE GLY ILE GLY HIS LEU LEU THR LYS SER PRO SER LEU SEQRES 4 D 164 ASN ALA ALA LYS TRP GLU LEU ASP LYS ALA ILE GLY ARG SEQRES 5 D 164 ASN THR ASN GLY VAL ILE THR LYS ASP GLU ALA GLU LYS SEQRES 6 D 164 LEU PHE ASN GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE SEQRES 7 D 164 LEU ARG ASN ALA LYS LEU LYS PRO VAL TYR ASP SER LEU SEQRES 8 D 164 ASP ALA VAL ARG ARG ALA ALA LEU ILE ASN MET VAL PHE SEQRES 9 D 164 GLN MET GLY GLU THR GLY VAL ALA GLY PHE THR ASN SER SEQRES 10 D 164 LEU ARG MET LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA SEQRES 11 D 164 VAL ASN LEU ALA LYS SER ARG TRP TYR ASN GLN THR PRO SEQRES 12 D 164 ASN ARG ALA LYS ARG VAL ILE THR THR PHE ARG THR GLY SEQRES 13 D 164 THR TRP ASP ALA TYR LYS ASN LEU FTNOTE 1 RESIDUES 162 - 164 IN WILD-TYPE AND ALL MUTANT LYSOZYMES FTNOTE 1 ARE EXTREMELY MOBILE. THUS THE COORDINATES FOR THESE FTNOTE 1 RESIDUES ARE VERY UNRELIABLE. THIS ENTRY DOES NOT INCLUDE FTNOTE 1 RESIDUES 163 AND 164 FOR CHAINS *A* AND *D*. FORMUL 5 HOH *221(H2 O1) HELIX 1 H1 ILE A 3 GLU A 11 1 9 HELIX 2 H2 LEU A 39 ILE A 50 1 12 HELIX 3 H3 LYS A 60 ARG A 80 1 21 HELIX 4 H4 ALA A 82 SER A 90 1 9 HELIX 5 H5 ALA A 93 MET A 106 1 14 HELIX 6 H6 GLU A 108 GLY A 113 1 6 HELIX 7 H7 THR A 115 GLN A 123 1 9 HELIX 8 H8 TRP A 126 ALA A 134 1 9 HELIX 9 H9 ARG A 137 GLN A 141 1 5 HELIX 10 H10 PRO A 143 THR A 155 1 13 HELIX 11 H11 ILE B 3 GLU B 11 1 9 HELIX 12 H12 LEU B 39 ILE B 50 1 12 HELIX 13 H13 LYS B 60 ARG B 80 1 21 HELIX 14 H14 ALA B 82 SER B 90 1 9 HELIX 15 H15 ALA B 93 MET B 106 1 14 HELIX 16 H16 GLU B 108 GLY B 113 1 6 HELIX 17 H17 THR B 115 GLN B 123 1 9 HELIX 18 H18 TRP B 126 ALA B 134 1 9 HELIX 19 H19 ARG B 137 GLN B 141 1 5 HELIX 20 H20 PRO B 143 THR B 155 1 13 HELIX 21 H21 ILE C 3 GLU C 11 1 9 HELIX 22 H22 LEU C 39 ILE C 50 1 12 HELIX 23 H23 LYS C 60 ARG C 80 1 21 HELIX 24 H24 ALA C 82 SER C 90 1 9 HELIX 25 H25 ALA C 93 MET C 106 1 14 HELIX 26 H26 GLU C 108 GLY C 113 1 6 HELIX 27 H27 THR C 115 GLN C 123 1 9 HELIX 28 H28 TRP C 126 ALA C 134 1 9 HELIX 29 H29 ARG C 137 GLN C 141 1 5 HELIX 30 H30 PRO C 143 THR C 155 1 13 HELIX 31 H31 ILE D 3 GLU D 11 1 9 HELIX 32 H32 LEU D 39 ILE D 50 1 12 HELIX 33 H33 LYS D 60 ARG D 80 1 21 HELIX 34 H34 ALA D 82 SER D 90 1 9 HELIX 35 H35 ALA D 93 MET D 106 1 14 HELIX 36 H36 GLU D 108 GLY D 113 1 6 HELIX 37 H37 THR D 115 GLN D 123 1 9 HELIX 38 H38 TRP D 126 ALA D 134 1 9 HELIX 39 H39 ARG D 137 GLN D 141 1 5 HELIX 40 H40 PRO D 143 THR D 155 1 13 SHEET 1 A 3 ARG A 14 LYS A 19 0 SHEET 2 A 3 TYR A 25 GLY A 28 -1 O THR A 26 N TYR A 18 SHEET 3 A 3 HIS A 31 THR A 34 -1 O LEU A 33 N TYR A 25 SHEET 1 B 3 ARG B 14 LYS B 19 0 SHEET 2 B 3 TYR B 25 GLY B 28 -1 O THR B 26 N TYR B 18 SHEET 3 B 3 HIS B 31 THR B 34 -1 O LEU B 33 N TYR B 25 SHEET 1 C 3 ARG C 14 LYS C 19 0 SHEET 2 C 3 TYR C 25 GLY C 28 -1 O THR C 26 N TYR C 18 SHEET 3 C 3 HIS C 31 THR C 34 -1 O HIS C 31 N ILE C 27 SHEET 1 D 3 ARG D 14 LYS D 19 0 SHEET 2 D 3 TYR D 25 GLY D 28 -1 O THR D 26 N TYR D 18 SHEET 3 D 3 HIS D 31 LEU D 32 -1 O HIS D 31 N ILE D 27 TURN 1 T1 ASP A 20 GLY A 23 TURN 2 T2 THR A 54 VAL A 57 TURN 3 T3 ASP B 20 GLY B 23 TURN 4 T4 THR B 54 VAL B 57 TURN 5 T5 ASP C 20 GLY C 23 TURN 6 T6 THR C 54 VAL C 57 TURN 7 T7 ASP D 20 GLY D 23 TURN 8 T8 THR D 54 VAL D 57 CRYST1 54.400 64.300 59.500 101.10 89.90 115.00 P 1 4 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 0.018382 0.008572 0.001823 0.00000 SCALE2 0.000000 0.017160 0.003715 0.00000 SCALE3 0.000000 0.000000 0.017196 0.00000 MASTER 220 1 0 40 12 8 0 6 5455 4 0 52 END