1QIO - Header Asymmetric Unit

HEADER HYDROLASE 14-JUN-99 1QIO

TITLE SPECIFIC CHEMICAL AND STRUCTURAL DAMAGE CAUSED BY INTENSE TITLE 2 SYNCHROTRON RADIATION TO HEN EGG WHITE LYSOZYME

COMPND MOL_ID: 1; COMPND 2 MOLECULE: LYSOZYME; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.17

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 CELLULAR_LOCATION: EGG WHITE

KEYWDS RADIATION DAMAGES, DISULFIDE BOND, HYDROLASE (O-GLYCOSYL)

EXPDTA X-RAY DIFFRACTION

AUTHOR G.KRYGER,M.WEIK,R.B.RAVELLI

REVDAT 3 24-FEB-09 1QIO 1 VERSN REVDAT 2 01-APR-03 1QIO 1 JRNL REVDAT 1 11-APR-01 1QIO 0

JRNL AUTH M.WEIK,R.B.RAVELLI,G.KRYGER,S.MCSWEENEY,M.L.RAVES, JRNL AUTH 2 M.HAREL,P.GROS,I.SILMAN,J.KROON,J.L.SUSSMAN JRNL TITL SPECIFIC CHEMICAL AND STRUCTURAL DAMAGE TO JRNL TITL 2 PROTEINS PRODUCED BY SYNCHROTRON RADIATION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 97 623 2000 JRNL REFN ISSN 0027-8424 JRNL PMID 10639129 JRNL DOI 10.1073/PNAS.97.2.623

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.C.YOUNG,R.F.TILTON,J.C.DEWAN REMARK 1 TITL THERMAL EXPANSION OF HEN-EGG-WHITE LYSOZYME. REMARK 1 TITL 2 COMPARISON OF THE 1.9 ANGSTROMS RESOLUTION REMARK 1 TITL 3 STRUCTURES OF THE TETRAGONAL FORM OF THE ENZYME AT REMARK 1 TITL 4 100K AND 298K REMARK 1 REF J.MOL.BIOL. V. 235 302 1994 REMARK 1 REFN ISSN 0022-2836

REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.147 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.188 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1701 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 34044 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.142 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.181 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 1497 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 28564 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 999 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 180 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1170.40 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 10637 REMARK 3 NUMBER OF RESTRAINTS : 12618 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.029 REMARK 3 ANGLE DISTANCES (A) : 0.040 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.028 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.066 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.072 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.185 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.039 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.066 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE REMARK 3 R (NO CUTOFF) BY ?

REMARK 4 REMARK 4 1QIO COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUN-99. REMARK 100 THE RCSB ID CODE IS RCSB001194.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAY-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9315 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : BENT TORROIDAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34095 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.3 REMARK 200 DATA REDUNDANCY : 4.110 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06100 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 23.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.89 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.17600 REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: CNS, ARP/WARP REMARK 200 STARTING MODEL: PDB ENTRY 194L REMARK 200 REMARK 200 REMARK: DATA COMPLETE TO 1.4 ANG. DATA BETWEEN 1.4 AND 1.2ANG REMARK 200 WERE COLLECTED IN THE CORNERS OF THE SQUARE DETECTOR.

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 25.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZED FROM 2-6% NACL, 0.2 M REMARK 280 SODIUM ACETATE PH 4.7.

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 18.60350 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 38.46450 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 38.46450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 27.90525 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 38.46450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 38.46450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 9.30175 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 38.46450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.46450 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 27.90525 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 38.46450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.46450 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 9.30175 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 18.60350 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1130 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1152 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1156 LIES ON A SPECIAL POSITION.

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LEU A 129 O

REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG A 61 NE CZ NH1 NH2 REMARK 480 ARG A 125 NE CZ NH1 NH2

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 ASN A 19 CA ASN A 19 CB 0.825 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 14 NH1 - CZ - NH2 ANGL. DEV. = 15.0 DEGREES REMARK 500 ARG A 14 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 14 NE - CZ - NH2 ANGL. DEV. = -18.5 DEGREES REMARK 500 ARG A 45 CG - CD - NE ANGL. DEV. = 14.4 DEGREES REMARK 500 ARG A 112 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 112 NE - CZ - NH2 ANGL. DEV. = -5.6 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 A 130 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 60 O REMARK 620 2 CYS A 64 O 86.7 REMARK 620 3 SER A 72 OG 87.8 166.8 REMARK 620 4 ARG A 73 O 97.0 93.3 99.3 REMARK 620 5 HOH A1020 O 94.8 85.8 82.7 168.1 REMARK 620 6 HOH A1053 O 169.3 103.2 81.7 86.3 82.4 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 130 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 131 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 132

DBREF 1QIO 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 NA A 130 1 HET CL A 131 1 HET CL A 132 1

HETNAM NA SODIUM ION HETNAM CL CHLORIDE ION

FORMUL 2 NA NA 1+ FORMUL 3 CL 2(CL 1-) FORMUL 5 HOH *180(H2 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 GLY A 104 ALA A 107 5 4 HELIX 7 7 VAL A 109 ARG A 114 1 6 HELIX 8 8 VAL A 120 ILE A 124 5 5

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 2.03 SSBOND 2 CYS A 30 CYS A 115 1555 1555 2.06 SSBOND 3 CYS A 64 CYS A 80 1555 1555 2.04 SSBOND 4 CYS A 76 CYS A 94 1555 1555 2.03

LINK NA NA A 130 O SER A 60 1555 1555 2.28 LINK NA NA A 130 O CYS A 64 1555 1555 2.50 LINK NA NA A 130 OG SER A 72 1555 1555 2.43 LINK NA NA A 130 O ARG A 73 1555 1555 2.35 LINK NA NA A 130 O HOH A1020 1555 1555 2.42 LINK NA NA A 130 O HOH A1053 1555 1555 2.25

SITE 1 AC1 6 SER A 60 CYS A 64 SER A 72 ARG A 73 SITE 2 AC1 6 HOH A1020 HOH A1053 SITE 1 AC2 3 TYR A 23 ASN A 113 HOH A1075 SITE 1 AC3 3 SER A 24 GLY A 26 GLN A 121

CRYST1 76.929 76.929 37.207 90.00 90.00 90.00 P 43 21 2 8

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 0.012999 0.000000 0.000000 0.00000

SCALE2 0.000000 0.012999 0.000000 0.00000

SCALE3 0.000000 0.000000 0.026877 0.00000