HEADER SUGAR BINDING PROTEIN 22-OCT-01 1K7U TITLE CRYSTAL STRUCTURE ANALYSIS OF CROSSLINKED-WGA3/GLCNACBETA1,4GLCNAC TITLE 2 COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: AGGLUTININ ISOLECTIN 3; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: WGA3 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRITICUM AESTIVUM; SOURCE 3 ORGANISM_COMMON: BREAD WHEAT; SOURCE 4 ORGANISM_TAXID: 4565 KEYWDS HEVEIN-TYPE FOLD, SUGAR BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.MURAKI,M.ISHIMURA,K.HARATA REVDAT 8 23-OCT-24 1K7U 1 REMARK REVDAT 7 03-APR-24 1K7U 1 HETSYN REVDAT 6 29-JUL-20 1K7U 1 COMPND REMARK HETNAM LINK REVDAT 6 2 1 SITE ATOM REVDAT 5 25-DEC-19 1K7U 1 REMARK SEQADV SEQRES LINK REVDAT 4 13-JUL-11 1K7U 1 VERSN REVDAT 3 24-FEB-09 1K7U 1 VERSN REVDAT 2 04-DEC-02 1K7U 1 REMARK REVDAT 1 03-APR-02 1K7U 0 JRNL AUTH M.MURAKI,M.ISHIMURA,K.HARATA JRNL TITL INTERACTIONS OF WHEAT-GERM AGGLUTININ WITH GLCNAC BETA JRNL TITL 2 1,6GAL SEQUENCE JRNL REF BIOCHIM.BIOPHYS.ACTA V.1569 10 2002 JRNL REFN ISSN 0006-3002 JRNL PMID 11853952 JRNL DOI 10.1016/S0304-4165(01)00231-8 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.HARATA,H.NAGAHORA,Y.JIGAMI REMARK 1 TITL X-RAY STRUCTURE OF WHEAT GERM AGGLUTININ ISOLECTIN 3 REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 51 1013 1995 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444995004070 REMARK 1 REFERENCE 2 REMARK 1 AUTH K.HARATA,M.MURAKI REMARK 1 TITL CRYSTAL STRUCTURES OF URTICA DIOICA AGGLUTININ AND ITS REMARK 1 TITL 2 COMPLEX WITH TRI-N-ACETYLCHITOTRIOSE REMARK 1 REF J.MOL.BIOL. V. 297 673 2000 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.2000.3594 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.MURAKI,H.MORII,K.HARATA REMARK 1 TITL CHEMICALLY PREPARED HEVEIN DOMAINS: EFFECT OF C-TERMINAL REMARK 1 TITL 2 TRUNCATION AND THE MUTAGENESIS OF AROMATIC RESIDUES ON THE REMARK 1 TITL 3 AFFINITY FOR CHITIN REMARK 1 REF PROTEIN ENG. V. 13 385 2000 REMARK 1 REFN ISSN 0269-2139 REMARK 1 DOI 10.1093/PROTEIN/13.6.385 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 13652 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.242 REMARK 3 FREE R VALUE : 0.306 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1365 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 : 2346 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 89 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.78 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) : 0.25 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) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.910 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.740 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: AVERAGE B-VALUE ARE FOR PROTEIN ATOMS REMARK 4 REMARK 4 1K7U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1000014669. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 4.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS FR571 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : ENRAF-NONIUS FAST REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MADNESS REMARK 200 DATA SCALING SOFTWARE : A PROGRAM BY DR. K.HARATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34763 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 31.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 2.190 REMARK 200 R MERGE (I) : 0.10100 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) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.24 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.21700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NATIVE WGA3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE, CALCIUM CHLORIDE, REMARK 280 ETHANOL, PH 4.9, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 298.0K 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 45.77500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 KCAL/MOL 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 VAL A 172 REMARK 465 PHE A 173 REMARK 465 ALA A 174 REMARK 465 GLU A 175 REMARK 465 ALA A 176 REMARK 465 ILE A 177 REMARK 465 ALA A 178 REMARK 465 THR A 179 REMARK 465 ASN A 180 REMARK 465 SER A 181 REMARK 465 THR A 182 REMARK 465 LEU A 183 REMARK 465 LEU A 184 REMARK 465 ALA A 185 REMARK 465 GLU A 186 REMARK 465 VAL B 172 REMARK 465 PHE B 173 REMARK 465 ALA B 174 REMARK 465 GLU B 175 REMARK 465 ALA B 176 REMARK 465 ILE B 177 REMARK 465 ALA B 178 REMARK 465 THR B 179 REMARK 465 ASN B 180 REMARK 465 SER B 181 REMARK 465 THR B 182 REMARK 465 LEU B 183 REMARK 465 LEU B 184 REMARK 465 ALA B 185 REMARK 465 GLU B 186 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 CYS A 121 CA - CB - SG ANGL. DEV. = 6.8 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 SER A 8 51.27 75.07 REMARK 500 ASN A 14 25.78 46.76 REMARK 500 SER A 19 175.68 -49.47 REMARK 500 CYS A 35 118.12 -13.32 REMARK 500 THR A 54 142.92 -26.85 REMARK 500 TYR A 73 -62.93 -90.51 REMARK 500 CYS A 89 177.71 175.35 REMARK 500 ALA A 93 -12.33 163.95 REMARK 500 ASN A 123 158.50 178.14 REMARK 500 ALA A 125 48.83 -77.36 REMARK 500 ASP A 135 35.01 -87.65 REMARK 500 ALA A 136 45.68 -162.88 REMARK 500 ASN A 143 13.47 52.40 REMARK 500 SER A 148 170.57 -56.88 REMARK 500 ASP A 170 45.81 -104.76 REMARK 500 CYS B 35 123.16 -35.09 REMARK 500 CYS B 46 -177.53 179.86 REMARK 500 ASN B 57 21.25 43.05 REMARK 500 ASN B 58 62.02 62.47 REMARK 500 ALA B 71 -51.83 -22.36 REMARK 500 CYS B 78 94.23 -33.26 REMARK 500 PRO B 82 63.16 -68.21 REMARK 500 CYS B 121 126.64 -29.36 REMARK 500 ASP B 135 -16.56 -48.80 REMARK 500 ALA B 136 77.00 -163.89 REMARK 500 ASN B 143 16.56 54.08 REMARK 500 SER B 148 -154.21 -89.51 REMARK 500 SER B 166 164.34 174.35 REMARK 500 ASP B 170 -95.97 -75.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WGT RELATED DB: PDB REMARK 900 1WGT CONTAINS WHEAT-GERM-AGGLUTININ ISOLECTIN-3(WGA3) REMARK 900 RELATED ID: 1K7T RELATED DB: PDB REMARK 900 1K7T CONTAINS CROSSLINKED-WGA3/GLCNACBETA1,6GAL COMPLEX REMARK 900 RELATED ID: 1K7V RELATED DB: PDB REMARK 900 1K7V CONTAINS CROSSLINKED-WGA3/GLCNACBETA1,6GALBETA1,4GLC DBREF 1K7U A 1 186 UNP P10969 AGI3_WHEAT 1 186 DBREF 1K7U B 1 186 UNP P10969 AGI3_WHEAT 1 186 SEQRES 1 A 186 PCA ARG CYS GLY GLU GLN GLY SER GLY MET GLU CYS PRO SEQRES 2 A 186 ASN ASN LEU CYS CYS SER GLN TYR GLY TYR CYS GLY MET SEQRES 3 A 186 GLY GLY ASP TYR CYS GLY LYS GLY CYS GLN ASN GLY ALA SEQRES 4 A 186 CYS TRP THR SER LYS ARG CYS GLY SER GLN ALA GLY GLY SEQRES 5 A 186 LYS THR CYS PRO ASN ASN HIS CYS CYS SER GLN TYR GLY SEQRES 6 A 186 HIS CYS GLY PHE GLY ALA GLU TYR CYS GLY ALA GLY CYS SEQRES 7 A 186 GLN GLY GLY PRO CYS ARG ALA ASP ILE LYS CYS GLY SER SEQRES 8 A 186 GLN ALA GLY GLY LYS LEU CYS PRO ASN ASN LEU CYS CYS SEQRES 9 A 186 SER GLN TRP GLY TYR CYS GLY LEU GLY SER GLU PHE CYS SEQRES 10 A 186 GLY GLU GLY CYS GLN ASN GLY ALA CYS SER THR ASP LYS SEQRES 11 A 186 PRO CYS GLY LYS ASP ALA GLY GLY ARG VAL CYS THR ASN SEQRES 12 A 186 ASN TYR CYS CYS SER LYS TRP GLY SER CYS GLY ILE GLY SEQRES 13 A 186 PRO GLY TYR CYS GLY ALA GLY CYS GLN SER GLY GLY CYS SEQRES 14 A 186 ASP GLY VAL PHE ALA GLU ALA ILE ALA THR ASN SER THR SEQRES 15 A 186 LEU LEU ALA GLU SEQRES 1 B 186 PCA ARG CYS GLY GLU GLN GLY SER GLY MET GLU CYS PRO SEQRES 2 B 186 ASN ASN LEU CYS CYS SER GLN TYR GLY TYR CYS GLY MET SEQRES 3 B 186 GLY GLY ASP TYR CYS GLY LYS GLY CYS GLN ASN GLY ALA SEQRES 4 B 186 CYS TRP THR SER LYS ARG CYS GLY SER GLN ALA GLY GLY SEQRES 5 B 186 LYS THR CYS PRO ASN ASN HIS CYS CYS SER GLN TYR GLY SEQRES 6 B 186 HIS CYS GLY PHE GLY ALA GLU TYR CYS GLY ALA GLY CYS SEQRES 7 B 186 GLN GLY GLY PRO CYS ARG ALA ASP ILE LYS CYS GLY SER SEQRES 8 B 186 GLN ALA GLY GLY LYS LEU CYS PRO ASN ASN LEU CYS CYS SEQRES 9 B 186 SER GLN TRP GLY TYR CYS GLY LEU GLY SER GLU PHE CYS SEQRES 10 B 186 GLY GLU GLY CYS GLN ASN GLY ALA CYS SER THR ASP LYS SEQRES 11 B 186 PRO CYS GLY LYS ASP ALA GLY GLY ARG VAL CYS THR ASN SEQRES 12 B 186 ASN TYR CYS CYS SER LYS TRP GLY SER CYS GLY ILE GLY SEQRES 13 B 186 PRO GLY TYR CYS GLY ALA GLY CYS GLN SER GLY GLY CYS SEQRES 14 B 186 ASP GLY VAL PHE ALA GLU ALA ILE ALA THR ASN SER THR SEQRES 15 B 186 LEU LEU ALA GLU MODRES 1K7U PCA A 1 GLN PYROGLUTAMIC ACID MODRES 1K7U PCA B 1 GLN PYROGLUTAMIC ACID HET PCA A 1 8 HET PCA B 1 8 HET NAG C 1 15 HET NAG C 2 14 HET NAG D 1 15 HET NAG D 2 14 HETNAM PCA PYROGLUTAMIC ACID HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 1 PCA 2(C5 H7 N O3) FORMUL 3 NAG 4(C8 H15 N O6) FORMUL 5 HOH *89(H2 O) HELIX 1 1 CYS A 12 LEU A 16 5 5 HELIX 2 2 GLY A 27 GLY A 32 1 6 HELIX 3 3 CYS A 46 GLY A 51 1 6 HELIX 4 4 GLY A 70 GLY A 75 1 6 HELIX 5 5 GLY A 113 GLY A 118 1 6 HELIX 6 6 GLY A 133 GLY A 137 5 5 HELIX 7 7 GLY A 156 GLY A 161 1 6 HELIX 8 8 CYS B 3 SER B 8 5 6 HELIX 9 9 CYS B 12 LEU B 16 5 5 HELIX 10 10 GLY B 27 GLY B 32 1 6 HELIX 11 11 CYS B 46 GLY B 51 5 6 HELIX 12 12 CYS B 55 HIS B 59 5 5 HELIX 13 13 GLY B 70 GLY B 75 1 6 HELIX 14 14 GLY B 113 GLY B 118 1 6 HELIX 15 15 GLY B 133 GLY B 137 5 5 HELIX 16 16 CYS B 141 TYR B 145 5 5 HELIX 17 17 GLY B 156 GLY B 161 1 6 SHEET 1 A 2 CYS A 17 CYS A 18 0 SHEET 2 A 2 CYS A 24 GLY A 25 -1 O GLY A 25 N CYS A 17 SHEET 1 B 2 CYS A 60 CYS A 61 0 SHEET 2 B 2 CYS A 67 GLY A 68 -1 O GLY A 68 N CYS A 60 SHEET 1 C 2 CYS A 103 CYS A 104 0 SHEET 2 C 2 CYS A 110 GLY A 111 -1 O GLY A 111 N CYS A 103 SHEET 1 D 2 CYS A 146 CYS A 147 0 SHEET 2 D 2 CYS A 153 GLY A 154 -1 O GLY A 154 N CYS A 146 SHEET 1 E 2 CYS B 17 CYS B 18 0 SHEET 2 E 2 CYS B 24 GLY B 25 -1 O GLY B 25 N CYS B 17 SHEET 1 F 2 CYS B 60 CYS B 61 0 SHEET 2 F 2 CYS B 67 GLY B 68 -1 O GLY B 68 N CYS B 60 SHEET 1 G 3 ILE B 87 LYS B 88 0 SHEET 2 G 3 TYR B 109 GLY B 111 -1 O CYS B 110 N ILE B 87 SHEET 3 G 3 CYS B 103 CYS B 104 -1 N CYS B 103 O GLY B 111 SHEET 1 H 2 CYS B 146 CYS B 147 0 SHEET 2 H 2 CYS B 153 GLY B 154 -1 O GLY B 154 N CYS B 146 SSBOND 1 CYS A 3 CYS A 18 1555 1555 2.00 SSBOND 2 CYS A 12 CYS A 24 1555 1555 2.04 SSBOND 3 CYS A 17 CYS A 31 1555 1555 2.02 SSBOND 4 CYS A 35 CYS A 40 1555 1555 2.02 SSBOND 5 CYS A 46 CYS A 61 1555 1555 2.02 SSBOND 6 CYS A 55 CYS A 67 1555 1555 2.03 SSBOND 7 CYS A 60 CYS A 74 1555 1555 2.02 SSBOND 8 CYS A 78 CYS A 83 1555 1555 2.03 SSBOND 9 CYS A 89 CYS A 104 1555 1555 2.01 SSBOND 10 CYS A 98 CYS A 110 1555 1555 2.03 SSBOND 11 CYS A 103 CYS A 117 1555 1555 2.01 SSBOND 12 CYS A 121 CYS A 126 1555 1555 2.01 SSBOND 13 CYS A 132 CYS A 147 1555 1555 2.01 SSBOND 14 CYS A 141 CYS A 153 1555 1555 2.03 SSBOND 15 CYS A 146 CYS A 160 1555 1555 2.00 SSBOND 16 CYS A 164 CYS A 169 1555 1555 2.04 SSBOND 17 CYS B 3 CYS B 18 1555 1555 2.01 SSBOND 18 CYS B 12 CYS B 24 1555 1555 2.02 SSBOND 19 CYS B 17 CYS B 31 1555 1555 2.04 SSBOND 20 CYS B 35 CYS B 40 1555 1555 2.01 SSBOND 21 CYS B 46 CYS B 61 1555 1555 2.02 SSBOND 22 CYS B 55 CYS B 67 1555 1555 2.03 SSBOND 23 CYS B 60 CYS B 74 1555 1555 2.03 SSBOND 24 CYS B 78 CYS B 83 1555 1555 2.01 SSBOND 25 CYS B 89 CYS B 104 1555 1555 2.01 SSBOND 26 CYS B 98 CYS B 110 1555 1555 2.03 SSBOND 27 CYS B 103 CYS B 117 1555 1555 2.00 SSBOND 28 CYS B 121 CYS B 126 1555 1555 1.98 SSBOND 29 CYS B 132 CYS B 147 1555 1555 2.02 SSBOND 30 CYS B 141 CYS B 153 1555 1555 2.02 SSBOND 31 CYS B 146 CYS B 160 1555 1555 2.03 SSBOND 32 CYS B 164 CYS B 169 1555 1555 2.01 LINK C PCA A 1 N ARG A 2 1555 1555 1.29 LINK C PCA B 1 N ARG B 2 1555 1555 1.34 LINK O4 NAG C 1 C1 NAG C 2 1555 1555 1.38 LINK O4 NAG D 1 C1 NAG D 2 1555 1555 1.37 CRYST1 44.720 91.550 44.760 90.00 110.13 90.00 P 1 21 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 0.022361 0.000000 0.008196 0.00000 SCALE2 0.000000 0.010923 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023795 0.00000 HETATM 1 N PCA A 1 14.977 43.418 -6.598 1.00 42.88 N HETATM 2 CA PCA A 1 15.627 42.580 -5.628 1.00 42.57 C HETATM 3 CB PCA A 1 16.768 41.901 -6.381 1.00 45.72 C HETATM 4 CG PCA A 1 16.843 42.659 -7.707 1.00 50.29 C HETATM 5 CD PCA A 1 15.739 43.687 -7.652 1.00 52.14 C HETATM 6 OE PCA A 1 15.412 44.402 -8.603 1.00 54.17 O HETATM 7 C PCA A 1 16.127 43.313 -4.384 1.00 40.74 C HETATM 8 O PCA A 1 16.158 42.747 -3.280 1.00 42.84 O