HEADER HYDROLASE 23-MAR-99 1LZN TITLE NEUTRON STRUCTURE OF HEN EGG-WHITE LYSOZYME COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (LYSOZYME); COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.17; COMPND 5 OTHER_DETAILS: NITRATE IONS PRESENT SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 CELL: EGG; SOURCE 6 CELLULAR_LOCATION: CYTOPLASM (WHITE) KEYWDS HYDROLASE EXPDTA NEUTRON DIFFRACTION AUTHOR C.I.BON,M.S.LEHMANN,C.WILKINSON REVDAT 11 27-DEC-23 1LZN 1 REMARK REVDAT 10 30-JUN-21 1LZN 1 REMARK LINK REVDAT 9 04-OCT-17 1LZN 1 REMARK REVDAT 8 13-JUL-11 1LZN 1 VERSN REVDAT 7 02-MAR-10 1LZN 1 REMARK HETATM REVDAT 6 24-FEB-09 1LZN 1 VERSN REVDAT 5 01-APR-03 1LZN 1 JRNL REVDAT 4 24-JAN-01 1LZN 3 ATOM REMARK REVDAT 3 05-MAY-99 1LZN 1 JRNL REVDAT 2 08-APR-99 1LZN 1 CRYST1 REVDAT 1 01-APR-99 1LZN 0 JRNL AUTH C.BON,M.S.LEHMANN,C.WILKINSON JRNL TITL QUASI-LAUE NEUTRON-DIFFRACTION STUDY OF THE WATER JRNL TITL 2 ARRANGEMENT IN CRYSTALS OF TRICLINIC HEN EGG-WHITE LYSOZYME. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 55 978 1999 JRNL REFN ISSN 0907-4449 JRNL PMID 10216294 JRNL DOI 10.1107/S0907444998018514 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.A.A.MYLES,C.BON,P.LANGAN,F.CIPRIANI,J.C.CASTAGNA, REMARK 1 AUTH 2 M.S.LEHMANN,C.WILKINSON REMARK 1 TITL NEUTRON LAUE DIFFRACTION IN MACROMOLECULAR CRYSTALLOGRAPHY REMARK 1 REF PHYSICA B (AMSTERDAM) V. 241 1122 1998 REMARK 1 REFN ISSN 0921-4526 REMARK 1 DOI 10.1016/S0921-4526(97)00808-9 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CCP4 LAUE SUITE MODIFIED FOR CYLINDER GEOMETRY (C. W REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 13.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 83.0 REMARK 3 NUMBER OF REFLECTIONS : 8976 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 471 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1001 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 243 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.82 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 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.016 REMARK 3 BOND ANGLES (DEGREES) : 0.033 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARALLH22X.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPALLH22X REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 POSITIONS OF NON HYDROGEN ATOMS OF THE PROTEIN WERE KEPT FROM 4LZT, REMARK 3 BECAUSE REMARK 3 NEUTRON REFINEMENT CAN'T PROVIDE BETTER POSITIONS . WE BETTER REMARK 3 FOCUSED OUR REMARK 3 ATTENTION ON MODELING HYDROGEN AND HYDRATION SITES REMARK 4 REMARK 4 1LZN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000715. REMARK 230 REMARK 230 EXPERIMENTAL DETAILS REMARK 230 EXPERIMENT TYPE : NEUTRON DIFFRACTION REMARK 230 DATE OF DATA COLLECTION : DEC-97 REMARK 230 TEMPERATURE (KELVIN) : 295.0 REMARK 230 PH : 4.70 REMARK 230 NUMBER OF CRYSTALS USED : 3 REMARK 230 REMARK 230 NEUTRON SOURCE : NULL REMARK 230 BEAMLINE : NULL REMARK 230 WAVELENGTH OR RANGE (A) : 2.7-3.5 REMARK 230 MONOCHROMATOR : NULL REMARK 230 OPTICS : NULL REMARK 230 REMARK 230 DETECTOR TYPE : IMAGE PLATE REMARK 230 DETECTOR MANUFACTURER : NULL REMARK 230 INTENSITY-INTEGRATION SOFTWARE : CCP4 LAUE SUITE REMARK 230 DATA SCALING SOFTWARE : CCP4 (LAUE SUITE) REMARK 230 REMARK 230 NUMBER OF UNIQUE REFLECTIONS : 8976 REMARK 230 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 230 RESOLUTION RANGE LOW (A) : 13.600 REMARK 230 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 230 REMARK 230 OVERALL. REMARK 230 COMPLETENESS FOR RANGE (%) : 83.0 REMARK 230 DATA REDUNDANCY : 3.700 REMARK 230 R MERGE (I) : 0.14600 REMARK 230 R SYM (I) : 0.11400 REMARK 230 FOR THE DATA SET : 35.0000 REMARK 230 REMARK 230 IN THE HIGHEST RESOLUTION SHELL. REMARK 230 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 230 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 230 COMPLETENESS FOR SHELL (%) : NULL REMARK 230 DATA REDUNDANCY IN SHELL : NULL REMARK 230 R MERGE FOR SHELL (I) : NULL REMARK 230 R SYM FOR SHELL (I) : NULL REMARK 230 FOR SHELL : NULL REMARK 230 REMARK 230 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMEN XPLOR REMARK 230 SOFTWARE USED : NULL REMARK 230 STARTING MODEL: PDB ENTRY 4LZT REMARK 230 REMARK 230 REMARK: REMARK 230 EXCHANGEABLE HYDROGENS (LABIL HYDROGENS+HYDROGENS WITHIN THE REMARK 230 SOLVENT) WERE REMARK 230 REPLACED BY DEUTERIUM. SITES OF EXCHANGEABLE HYDROGEN ON THE REMARK 230 PROTEIN WERE ALL REMARK 230 NAMED D*, AND WERE ASSIGNED THE SCATTERING LENGTH OF DEUTERIUM. REMARK 230 WHEN THE REMARK 230 HYDROGEN IS ACTUALLY EXCHANGED BY DEUTERIUM, THE OCCUPANCY IS 1, REMARK 230 AND WHEN IT REMARK 230 IS ACTUALLY NOT EXCHANGED,THE OCCUPANCY IS -0.56. PART OF SITES OF REMARK 230 HYDRATION REMARK 230 WERE MODELIZED AS COMPLETE D2O ENTITIES (MOLECULE DOD), AND PART REMARK 230 OF THEM WERE REMARK 230 MODELIZED AS SINGLE OXYGEN ATOM (MOLECULE HOH), BECAUSE OF REMARK 230 DYNAMICAL DISORDER. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 31.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: BATCH TECHNIQUE EQUAL AMOUNT OF 1.0 % REMARK 280 SOLUTION OF HEN EGG-WHITE LYSOZYME ( BOEHRINGER) AND 2.8 % NANO3 REMARK 280 IN 50 MM ACETATE BUFFER (PH 4.7) 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 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 DH12 ARG A 45 DH22 ARG A 68 1.38 REMARK 500 D ILE A 88 O1 NO3 A 1151 1.51 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 DZ1 LYS A 116 O2 NO3 A 1349 1665 1.58 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 ARG A 45 CG ARG A 45 CD -0.223 REMARK 500 ARG A 45 CZ ARG A 45 NH2 0.105 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 5 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ARG A 14 NH1 - CZ - NH2 ANGL. DEV. = 8.5 DEGREES REMARK 500 ARG A 14 NE - CZ - NH1 ANGL. DEV. = -5.9 DEGREES REMARK 500 ARG A 21 NE - CZ - NH2 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 45 CB - CG - CD ANGL. DEV. = 16.2 DEGREES REMARK 500 ARG A 45 CD - NE - CZ ANGL. DEV. = 19.4 DEGREES REMARK 500 ARG A 45 NE - CZ - NH1 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 45 NE - CZ - NH2 ANGL. DEV. = 7.7 DEGREES REMARK 500 ARG A 61 CD - NE - CZ ANGL. DEV. = 9.2 DEGREES REMARK 500 ARG A 68 CD - NE - CZ ANGL. DEV. = 12.9 DEGREES REMARK 500 ARG A 68 NE - CZ - NH1 ANGL. DEV. = 5.1 DEGREES REMARK 500 ARG A 68 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 ASP A 87 CB - CG - OD2 ANGL. DEV. = -8.9 DEGREES REMARK 500 VAL A 99 O - C - N ANGL. DEV. = -10.9 DEGREES REMARK 500 GLY A 104 C - N - CA ANGL. DEV. = -12.6 DEGREES REMARK 500 ARG A 125 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 128 CD - NE - CZ ANGL. DEV. = 48.4 DEGREES REMARK 500 ARG A 128 NE - CZ - NH1 ANGL. DEV. = 4.8 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A1453 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 36 O REMARK 620 2 ASN A 37 N 52.8 REMARK 620 3 ASN A 37 O 122.7 84.1 REMARK 620 4 DOD A1143 O 75.4 113.4 161.2 REMARK 620 5 DOD A1333 O 171.3 126.7 50.8 110.6 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 1130 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 1132 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 1151 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 1349 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO3 A 1350 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1453 DBREF 1LZN A 1 129 UNP P00698 LYSC_CHICK 19 147 SEQRES 1 A 129 LYS VAL PHE GLY ARG CYS GLU LEU ALA ALA ALA MET LYS SEQRES 2 A 129 ARG HIS GLY LEU ASP ASN TYR ARG GLY TYR SER LEU GLY SEQRES 3 A 129 ASN TRP VAL CYS ALA ALA LYS PHE GLU SER ASN PHE ASN SEQRES 4 A 129 THR GLN ALA THR ASN ARG ASN THR ASP GLY SER THR ASP SEQRES 5 A 129 TYR GLY ILE LEU GLN ILE ASN SER ARG TRP TRP CYS ASN SEQRES 6 A 129 ASP GLY ARG THR PRO GLY SER ARG ASN LEU CYS ASN ILE SEQRES 7 A 129 PRO CYS SER ALA LEU LEU SER SER ASP ILE THR ALA SER SEQRES 8 A 129 VAL ASN CYS ALA LYS LYS ILE VAL SER ASP GLY ASN GLY SEQRES 9 A 129 MET ASN ALA TRP VAL ALA TRP ARG ASN ARG CYS LYS GLY SEQRES 10 A 129 THR ASP VAL GLN ALA TRP ILE ARG GLY CYS ARG LEU HET NO3 A1130 4 HET NO3 A1132 4 HET NO3 A1151 4 HET NO3 A1349 4 HET NO3 A1350 4 HET NA A1453 1 HETNAM NO3 NITRATE ION HETNAM NA SODIUM ION FORMUL 2 NO3 5(N O3 1-) FORMUL 7 NA NA 1+ FORMUL 8 DOD *243(D2 O) HELIX 1 1 ARG A 5 ARG A 14 1 10 HELIX 2 2 TYR A 20 GLY A 22 5 3 HELIX 3 3 LEU A 25 SER A 36 1 12 HELIX 4 4 CYS A 80 LEU A 84 5 5 HELIX 5 5 THR A 89 SER A 100 1 12 HELIX 6 6 MET A 105 ALA A 107 5 3 HELIX 7 7 VAL A 109 ARG A 114 1 6 HELIX 8 8 VAL A 120 TRP A 123 5 4 SHEET 1 A 2 THR A 43 ARG A 45 0 SHEET 2 A 2 THR A 51 TYR A 53 -1 N ASP A 52 O ASN A 44 SSBOND 1 CYS A 6 CYS A 127 1555 1555 2.04 SSBOND 2 CYS A 30 CYS A 115 1555 1555 2.03 SSBOND 3 CYS A 64 CYS A 80 1555 1555 2.02 SSBOND 4 CYS A 76 CYS A 94 1555 1555 2.02 LINK O SER A 36 NA NA A1453 1555 1555 1.45 LINK N ASN A 37 NA NA A1453 1555 1555 2.78 LINK O ASN A 37 NA NA A1453 1555 1555 2.49 LINK O DOD A1143 NA NA A1453 1555 1555 2.81 LINK O DOD A1333 NA NA A1453 1555 1555 2.93 SITE 1 AC1 3 ASN A 65 ASP A 66 SER A 81 SITE 1 AC2 6 ARG A 5 LYS A 33 PHE A 38 HOH A1347 SITE 2 AC2 6 HOH A1444 HOH A2026 SITE 1 AC3 7 PHE A 3 HIS A 15 SER A 86 ASP A 87 SITE 2 AC3 7 ILE A 88 HOH A1235 DOD A1382 SITE 1 AC4 5 ASN A 65 ASN A 74 ASN A 77 ILE A 78 SITE 2 AC4 5 PRO A 79 SITE 1 AC5 6 SER A 24 LEU A 25 GLY A 26 GLN A 121 SITE 2 AC5 6 ILE A 124 DOD A1275 SITE 1 AC6 6 SER A 36 ASN A 37 PHE A 38 ASN A 39 SITE 2 AC6 6 DOD A1143 DOD A1333 CRYST1 27.280 32.040 34.270 88.80 108.80 111.60 P 1 1 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 0.036657 0.014513 0.014177 0.00000 SCALE2 0.000000 0.033568 0.003749 0.00000 SCALE3 0.000000 0.000000 0.031016 0.00000