PDB Short entry for 1LZ6 HEADER HYDROLASE(O-GLYCOSYL) 03-FEB-93 1LZ6 TITLE STRUCTURAL AND FUNCTIONAL ANALYSES OF THE ARG-GLY-ASP SEQUENCE TITLE 2 INTRODUCED INTO HUMAN LYSOZYME COMPND MOL_ID: 1; COMPND 2 MOLECULE: HUMAN LYSOZYME; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.17; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS HYDROLASE(O-GLYCOSYL) EXPDTA X-RAY DIFFRACTION AUTHOR M.MATSUSHIMA,K.INAKA,T.YAMADA,K.SEKIGUCHI,M.KIKUCHI REVDAT 3 29-NOV-17 1LZ6 1 HELIX REVDAT 2 24-FEB-09 1LZ6 1 VERSN REVDAT 1 31-OCT-93 1LZ6 0 JRNL AUTH T.YAMADA,M.MATSUSHIMA,K.INAKA,T.OHKUBO,A.UYEDA,T.MAEDA, JRNL AUTH 2 K.TITANI,K.SEKIGUCHI,M.KIKUCHI JRNL TITL STRUCTURAL AND FUNCTIONAL ANALYSES OF THE ARG-GLY-ASP JRNL TITL 2 SEQUENCE INTRODUCED INTO HUMAN LYSOZYME. JRNL REF J.BIOL.CHEM. V. 268 10588 1993 JRNL REFN ISSN 0021-9258 JRNL PMID 8486712 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.J.LEAHY,W.A.HENDRICKSON,I.AUKHIL,H.P.ERICKSON REMARK 1 TITL STRUCTURE OF A FIBRONECTIN TYPEIII DOMAIN FROM TENASCIN REMARK 1 TITL 2 PHASED BY MAD ANALYSIS OF THE SELENOMETHIONYL PROTEIN REMARK 1 REF SCIENCE V. 258 987 1992 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 2 REMARK 1 AUTH K.INAKA,Y.TANIYAMA,M.KIKUCHI,K.MORIKAWA,M.MATSUSHIMA REMARK 1 TITL THE CRYSTAL STRUCTURE OF A MUTANT HUMAN LYSOZYME REMARK 1 TITL 2 C77(SLASH)95A WITH INCREASED SECRETION EFFICIENCY IN YEAST REMARK 1 REF J.BIOL.CHEM. V. 266 12599 1991 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 10586 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) : 0.152 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 : 1081 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 160 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) : 0.014 ; 0.014 REMARK 3 ANGLE DISTANCE (A) : 0.037 ; 0.037 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE ELECTRON DENSITY MAP WITHOUT THE PHASE CONTRIBUTION OF REMARK 3 RESIDUES ALA 73, VAL 74 AND THE INSERTED AMINO ACIDS DID REMARK 3 NOT SHOW SIGNIFICANT ELECTRON DENSITIES FOR THE RESIDUES REMARK 3 FROM ALA 73 TO PRO 74G, BUT THE MAP CLEARLY SHOWED THE REMARK 3 ELECTRON DENSITY OF ALA 74H. REMARK 3 REMARK 3 THE REFINED B FACTORS OF THE RESIDUES ALA 73 TO PRO 74G REMARK 3 ARE LARGE WITH POORLY DEFINED POSITIONAL PARAMETERS. REMARK 4 REMARK 4 1LZ6 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_1000174879. 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 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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 (%): 34.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 28.39500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 16.83000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.48500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 16.83000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.39500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.48500 REMARK 290 SMTRY3 4 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 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 NH1 ARG A 62 O PRO A 71 2.19 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 OD1 ASP A 74E CG ARG A 115 1556 1.85 REMARK 500 OD1 ASP A 74E NE ARG A 115 1556 1.98 REMARK 500 NH2 ARG A 21 O HOH A 314 4557 2.18 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 10 NE - CZ - NH1 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 14 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 TYR A 45 CB - CG - CD1 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 74C NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 ARG A 74C NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 LEU A 79 CA - CB - CG ANGL. DEV. = 14.2 DEGREES REMARK 500 ARG A 98 CD - NE - CZ ANGL. DEV. = 14.5 DEGREES REMARK 500 ARG A 98 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 101 CD - NE - CZ ANGL. DEV. = 9.2 DEGREES REMARK 500 ARG A 101 NE - CZ - NH1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 107 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 107 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 115 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 ASP A 120 CB - CG - OD2 ANGL. DEV. = -7.6 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 ALA A 73 -179.79 -176.27 REMARK 500 ARG A 74C 146.53 174.18 REMARK 500 ASP A 74E 35.81 83.64 REMARK 500 ALA A 74H 138.61 -170.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 131 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 132 DBREF 1LZ6 A 1 122 UNP P61626 LYSC_HUMAN 19 140 SEQADV 1LZ6 THR A 74A UNP P61626 INSERTION SEQADV 1LZ6 GLY A 74B UNP P61626 INSERTION SEQADV 1LZ6 ARG A 74C UNP P61626 INSERTION SEQADV 1LZ6 GLY A 74D UNP P61626 INSERTION SEQADV 1LZ6 ASP A 74E UNP P61626 INSERTION SEQADV 1LZ6 SER A 74F UNP P61626 INSERTION SEQADV 1LZ6 PRO A 74G UNP P61626 INSERTION SEQADV 1LZ6 ALA A 74H UNP P61626 INSERTION SEQRES 1 A 138 LYS VAL PHE GLU ARG CYS GLU LEU ALA ARG THR LEU LYS SEQRES 2 A 138 ARG LEU GLY MET ASP GLY TYR ARG GLY ILE SER LEU ALA SEQRES 3 A 138 ASN TRP MET CYS LEU ALA LYS TRP GLU SER GLY TYR ASN SEQRES 4 A 138 THR ARG ALA THR ASN TYR ASN ALA GLY ASP ARG SER THR SEQRES 5 A 138 ASP TYR GLY ILE PHE GLN ILE ASN SER ARG TYR TRP CYS SEQRES 6 A 138 ASN ASP GLY LYS THR PRO GLY ALA VAL THR GLY ARG GLY SEQRES 7 A 138 ASP SER PRO ALA ASN ALA CYS HIS LEU SER CYS SER ALA SEQRES 8 A 138 LEU LEU GLN ASP ASN ILE ALA ASP ALA VAL ALA CYS ALA SEQRES 9 A 138 LYS ARG VAL VAL ARG ASP PRO GLN GLY ILE ARG ALA TRP SEQRES 10 A 138 VAL ALA TRP ARG ASN ARG CYS GLN ASN ARG ASP VAL ARG SEQRES 11 A 138 GLN TYR VAL GLN GLY CYS GLY VAL HET CL A 131 1 HET CL A 132 1 HETNAM CL CHLORIDE ION FORMUL 2 CL 2(CL 1-) FORMUL 4 HOH *160(H2 O) HELIX 1 A ARG A 5 ARG A 14 1 10 HELIX 2 B LEU A 25 GLU A 35 1 11 HELIX 3 E SER A 80 LEU A 85 5 6 HELIX 4 C ALA A 90 VAL A 99 1 10 HELIX 5 D VAL A 110 CYS A 116 1 7 SHEET 1 A 2 LYS A 1 PHE A 3 0 SHEET 2 A 2 TYR A 38 THR A 40 -1 N THR A 40 O LYS A 1 SHEET 1 B 3 ALA A 42 ASN A 46 0 SHEET 2 B 3 SER A 51 GLY A 55 -1 N GLY A 55 O ALA A 42 SHEET 3 B 3 ILE A 59 SER A 61 -1 N SER A 61 O THR A 52 SSBOND 1 CYS A 6 CYS A 128 1555 1555 2.05 SSBOND 2 CYS A 30 CYS A 116 1555 1555 2.02 SSBOND 3 CYS A 65 CYS A 81 1555 1555 2.08 SSBOND 4 CYS A 77 CYS A 95 1555 1555 2.00 SITE 1 AC1 2 SER A 80 ARG A 107 SITE 1 AC2 2 ASN A 27 ASN A 66 CRYST1 56.790 60.970 33.660 90.00 90.00 90.00 P 21 21 21 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 0.017609 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016402 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029709 0.00000