PDB Short entry for 1SPJ HEADER HYDROLASE 16-MAR-04 1SPJ TITLE STRUCTURE OF MATURE HUMAN TISSUE KALLIKREIN (HUMAN KALLIKREIN 1 OR TITLE 2 KLK1) AT 1.70 ANGSTROM RESOLUTION WITH VACANT ACTIVE SITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: KALLIKREIN 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TISSUE KALLIKREIN, KIDNEY/PANCREAS/SALIVARY GLAND COMPND 5 KALLIKREIN; COMPND 6 EC: 3.4.21.35; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KLK1; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: SF9; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PBAC3 KEYWDS SERINE PROTEASE, KLK1, HK1, HUMAN KALLIKREIN 1, HUMAN TISSUE KEYWDS 2 KALLIKREIN 1, TISSUE KALLIKREIN, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR G.LAXMIKANTHAN,S.I.BLABER,M.J.BERNETT,M.BLABER REVDAT 6 27-OCT-21 1SPJ 1 SEQADV HETSYN REVDAT 5 29-JUL-20 1SPJ 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 SITE REVDAT 4 13-JUL-11 1SPJ 1 VERSN REVDAT 3 24-FEB-09 1SPJ 1 VERSN REVDAT 2 08-MAR-05 1SPJ 1 JRNL REVDAT 1 25-JAN-05 1SPJ 0 JRNL AUTH G.LAXMIKANTHAN,S.I.BLABER,M.J.BERNETT,I.A.SCARISBRICK, JRNL AUTH 2 M.A.JULIANO,M.BLABER JRNL TITL 1.70 A X-RAY STRUCTURE OF HUMAN APO KALLIKREIN 1: STRUCTURAL JRNL TITL 2 CHANGES UPON PEPTIDE INHIBITOR/SUBSTRATE BINDING JRNL REF PROTEINS V. 58 802 2005 JRNL REFN ISSN 0887-3585 JRNL PMID 15651049 JRNL DOI 10.1002/PROT.20368 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 324246.890 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.8 REMARK 3 NUMBER OF REFLECTIONS : 27474 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) : 0.172 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1336 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4042 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE : 0.2640 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 219 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1820 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 354 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.08000 REMARK 3 B22 (A**2) : 1.45000 REMARK 3 B33 (A**2) : -1.37000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.16 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.10 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.910 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 47.65 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 5 : ACETATE.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 5 : ACETATE.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SPJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000021896. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-MAR-03 REMARK 200 TEMPERATURE (KELVIN) : 103.0 REMARK 200 PH : 6.5 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 : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC BLUE CONFOCAL MIRRORS REMARK 200 OPTICS : OSMIC BLUE CONFOCAL MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27997 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 38.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06100 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) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.868 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.31 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 24% POLY ETHYLENE GLYCOL 3350, 100 MM REMARK 280 TRIS 6.5,150 MM CALCIUM ACETATE,, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277.15K, PH 6.5 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 22.35950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.31300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.20200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.31300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.35950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.20200 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 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 HIS A 95G REMARK 465 THR A 95H 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 ASN A 95F CG OD1 ND2 REMARK 470 ARG A 95I CG CD NE CZ NH1 NH2 REMARK 470 GLN A 95J CG CD OE1 NE2 REMARK 470 GLU A 129 CG CD OE1 OE2 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 GLN A 65 N - CA - C ANGL. DEV. = -17.4 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 PHE A 36 -126.76 56.05 REMARK 500 HIS A 71 -54.06 -131.86 REMARK 500 SER A 214 -62.41 -121.37 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 CA A 300 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 169 O REMARK 620 2 HIS A 172 O 91.2 REMARK 620 3 HOH A 619 O 90.1 73.4 REMARK 620 4 HOH A 937 O 174.5 91.7 86.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 245 OD1 REMARK 620 2 HOH A 684 O 94.9 REMARK 620 3 HOH A 767 O 98.0 76.7 REMARK 620 4 HOH A 776 O 81.8 150.8 132.5 REMARK 620 5 HOH A 882 O 78.4 82.7 158.8 68.1 REMARK 620 6 HOH A 912 O 92.4 138.8 62.1 70.4 138.3 REMARK 620 N 1 2 3 4 5 DBREF 1SPJ A 16 246 UNP P06870 KLK1_HUMAN 25 262 SEQADV 1SPJ GLU A 128 UNP P06870 GLN 145 ENGINEERED MUTATION SEQADV 1SPJ LYS A 169 UNP P06870 GLU 186 ENGINEERED MUTATION SEQRES 1 A 238 ILE VAL GLY GLY TRP GLU CYS GLU GLN HIS SER GLN PRO SEQRES 2 A 238 TRP GLN ALA ALA LEU TYR HIS PHE SER THR PHE GLN CYS SEQRES 3 A 238 GLY GLY ILE LEU VAL HIS ARG GLN TRP VAL LEU THR ALA SEQRES 4 A 238 ALA HIS CYS ILE SER ASP ASN TYR GLN LEU TRP LEU GLY SEQRES 5 A 238 ARG HIS ASN LEU PHE ASP ASP GLU ASN THR ALA GLN PHE SEQRES 6 A 238 VAL HIS VAL SER GLU SER PHE PRO HIS PRO GLY PHE ASN SEQRES 7 A 238 MET SER LEU LEU GLU ASN HIS THR ARG GLN ALA ASP GLU SEQRES 8 A 238 ASP TYR SER HIS ASP LEU MET LEU LEU ARG LEU THR GLU SEQRES 9 A 238 PRO ALA ASP THR ILE THR ASP ALA VAL LYS VAL VAL GLU SEQRES 10 A 238 LEU PRO THR GLU GLU PRO GLU VAL GLY SER THR CYS LEU SEQRES 11 A 238 ALA SER GLY TRP GLY SER ILE GLU PRO GLU ASN PHE SER SEQRES 12 A 238 PHE PRO ASP ASP LEU GLN CYS VAL ASP LEU LYS ILE LEU SEQRES 13 A 238 PRO ASN ASP GLU CYS LYS LYS ALA HIS VAL GLN LYS VAL SEQRES 14 A 238 THR ASP PHE MET LEU CYS VAL GLY HIS LEU GLU GLY GLY SEQRES 15 A 238 LYS ASP THR CYS VAL GLY ASP SER GLY GLY PRO LEU MET SEQRES 16 A 238 CYS ASP GLY VAL LEU GLN GLY VAL THR SER TRP GLY TYR SEQRES 17 A 238 VAL PRO CYS GLY THR PRO ASN LYS PRO SER VAL ALA VAL SEQRES 18 A 238 ARG VAL LEU SER TYR VAL LYS TRP ILE GLU ASP THR ILE SEQRES 19 A 238 ALA GLU ASN SER MODRES 1SPJ ASN A 95 ASN GLYCOSYLATION SITE HET NAG A 401 14 HET CA A 300 1 HET CA A 301 1 HET ACY A 501 4 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM CA CALCIUM ION HETNAM ACY ACETIC ACID 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 2 NAG C8 H15 N O6 FORMUL 3 CA 2(CA 2+) FORMUL 5 ACY C2 H4 O2 FORMUL 6 HOH *354(H2 O) HELIX 1 1 ALA A 55 ILE A 59 5 5 HELIX 2 2 ASN A 95 GLU A 95E 5 6 HELIX 3 3 PRO A 164 HIS A 172 1 9 HELIX 4 4 TYR A 234 ASN A 245 1 12 SHEET 1 A 8 TRP A 20 GLU A 21 0 SHEET 2 A 8 GLN A 156 LEU A 163 -1 O CYS A 157 N TRP A 20 SHEET 3 A 8 MET A 180 GLY A 184 -1 O CYS A 182 N LEU A 163 SHEET 4 A 8 SER A 226 ARG A 230 -1 O SER A 226 N VAL A 183 SHEET 5 A 8 VAL A 208 TRP A 215 -1 N TRP A 215 O VAL A 227 SHEET 6 A 8 PRO A 198 CYS A 201 -1 N CYS A 201 O VAL A 208 SHEET 7 A 8 THR A 135 GLY A 140 -1 N LEU A 137 O MET A 200 SHEET 8 A 8 GLN A 156 LEU A 163 -1 O LEU A 160 N CYS A 136 SHEET 1 B 7 GLN A 81 VAL A 83 0 SHEET 2 B 7 TYR A 64 LEU A 68 -1 N LEU A 68 O GLN A 81 SHEET 3 B 7 GLN A 30 HIS A 35 -1 N TYR A 34 O GLN A 65 SHEET 4 B 7 THR A 39 HIS A 48 -1 O CYS A 42 N LEU A 33 SHEET 5 B 7 TRP A 51 THR A 54 -1 O LEU A 53 N ILE A 45 SHEET 6 B 7 MET A 104 LEU A 108 -1 O LEU A 106 N VAL A 52 SHEET 7 B 7 VAL A 85 PRO A 90 -1 N PHE A 89 O LEU A 105 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.03 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.04 SSBOND 3 CYS A 136 CYS A 201 1555 1555 2.03 SSBOND 4 CYS A 168 CYS A 182 1555 1555 2.05 SSBOND 5 CYS A 191 CYS A 220 1555 1555 2.04 LINK ND2 ASN A 95 C1 NAG A 401 1555 1555 1.45 LINK O LYS A 169 CA CA A 300 1555 1555 2.33 LINK O HIS A 172 CA CA A 300 1555 1555 2.34 LINK OD1 ASN A 245 CA CA A 301 1555 1555 2.30 LINK CA CA A 300 O HOH A 619 1555 1555 2.42 LINK CA CA A 300 O HOH A 937 1555 1555 2.39 LINK CA CA A 301 O HOH A 684 1555 1555 2.48 LINK CA CA A 301 O HOH A 767 1555 1555 2.36 LINK CA CA A 301 O HOH A 776 1555 1555 2.59 LINK CA CA A 301 O HOH A 882 1555 1555 2.53 LINK CA CA A 301 O HOH A 912 1555 1555 2.46 CISPEP 1 VAL A 218 PRO A 219 0 0.32 CRYST1 44.719 76.404 76.626 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 0.022362 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013088 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013050 0.00000