HEADER HYDROLASE INHIBITOR(SERINE PROTEINASE) 13-APR-92 1HLE TITLE CRYSTAL STRUCTURE OF CLEAVED EQUINE LEUCOCYTE ELASTASE INHIBITOR TITLE 2 DETERMINED AT 1.95 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: HORSE LEUKOCYTE ELASTASE INHIBITOR; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HORSE LEUKOCYTE ELASTASE INHIBITOR; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 3 ORGANISM_COMMON: HORSE; SOURCE 4 ORGANISM_TAXID: 9796; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 7 ORGANISM_COMMON: HORSE; SOURCE 8 ORGANISM_TAXID: 9796 KEYWDS HYDROLASE INHIBITOR(SERINE PROTEINASE) EXPDTA X-RAY DIFFRACTION AUTHOR U.BAUMANN,W.BODE,R.HUBER,J.TRAVIS,J.POTEMPA REVDAT 4 29-NOV-17 1HLE 1 HELIX REVDAT 3 24-FEB-09 1HLE 1 VERSN REVDAT 2 01-APR-03 1HLE 1 JRNL REVDAT 1 31-JAN-94 1HLE 0 JRNL AUTH U.BAUMANN,W.BODE,R.HUBER,J.TRAVIS,J.POTEMPA JRNL TITL CRYSTAL STRUCTURE OF CLEAVED EQUINE LEUCOCYTE ELASTASE JRNL TITL 2 INHIBITOR DETERMINED AT 1.95 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 226 1207 1992 JRNL REFN ISSN 0022-2836 JRNL PMID 1518052 JRNL DOI 10.1016/0022-2836(92)91062-T REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.500 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 : 32997 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 SET) : 0.176 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 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 : 3001 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 212 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 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) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 1.570 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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: NULL REMARK 4 REMARK 4 1HLE 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_1000173895. 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 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.98 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 60.68500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 51.78500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 40.46500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 60.68500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 51.78500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 40.46500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 60.68500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 51.78500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.46500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 60.68500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 51.78500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 40.46500 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 GLU A 24 -66.01 -28.41 REMARK 500 ASN A 211 -168.35 -163.83 REMARK 500 LYS A 213 -1.41 -143.38 REMARK 500 GLU A 233 -62.24 -25.26 REMARK 500 SER A 258D -115.18 -128.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 A CA 2+ ION HAS BEEN IDENTIFIED (RESIDUE CA 647) WHICH REMARK 600 MEDIATES A LATTICE CONTACT. 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 647A CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 166 OE1 REMARK 620 2 GLU A 166 OE2 48.1 REMARK 620 3 HOH A 718 O 91.1 91.4 REMARK 620 4 GLU A 166 OE2 126.1 126.3 138.2 REMARK 620 5 GLY A 163 O 99.2 144.9 74.9 80.5 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 CA A 647A REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE USED IS THAT OF DUBIN ET AL., (J. BIOL. CHEM., REMARK 999 1992). BASED ON PEPTIDE SEQUENCING AND WAS NOT COMPLETELY REMARK 999 FINISHED AT THE TIME OF DEPOSITION. DBREF 1HLE A 23 358 UNP P05619 ILEU_HORSE 1 344 DBREF 1HLE B 361 391 UNP P05619 ILEU_HORSE 349 379 SEQADV 1HLE GLN A 196 UNP P05619 GLU 173 CONFLICT SEQADV 1HLE ASP A 270 UNP P05619 GLU 253 CONFLICT SEQADV 1HLE LEU A 356 UNP P05619 MET 342 CONFLICT SEQRES 1 A 345 ACE MET GLU GLN LEU SER THR ALA ASN THR HIS PHE ALA SEQRES 2 A 345 VAL ASP LEU PHE ARG ALA LEU ASN GLU SER ASP PRO THR SEQRES 3 A 345 GLY ASN ILE PHE ILE SER PRO LEU SER ILE SER SER ALA SEQRES 4 A 345 LEU ALA MET ILE PHE LEU GLY THR ARG GLY ASN THR ALA SEQRES 5 A 345 ALA GLN VAL SER LYS ALA LEU TYR PHE ASP THR VAL GLU SEQRES 6 A 345 ASP ILE HIS SER ARG PHE GLN SER LEU ASN ALA ASP ILE SEQRES 7 A 345 ASN LYS PRO GLY ALA PRO TYR ILE LEU LYS LEU ALA ASN SEQRES 8 A 345 ARG LEU TYR GLY GLU LYS THR TYR ASN PHE LEU ALA ASP SEQRES 9 A 345 PHE LEU ALA SER THR GLN LYS MET TYR GLY ALA GLU LEU SEQRES 10 A 345 ALA SER VAL ASP PHE GLN GLN ALA PRO GLU ASP ALA ARG SEQRES 11 A 345 LYS GLU ILE ASN GLU TRP VAL LYS GLY GLN THR GLU GLY SEQRES 12 A 345 LYS ILE PRO GLU LEU LEU VAL LYS GLY MET VAL ASP ASN SEQRES 13 A 345 MET THR LYS LEU VAL LEU VAL ASN ALA ILE TYR PHE LYS SEQRES 14 A 345 GLY ASN TRP GLN GLN LYS PHE MET LYS GLU ALA THR ARG SEQRES 15 A 345 ASP ALA PRO PHE ARG LEU ASN LYS LYS ASP THR LYS THR SEQRES 16 A 345 VAL LYS MET MET TYR GLN LYS LYS LYS PHE PRO TYR ASN SEQRES 17 A 345 TYR ILE GLU ASP LEU LYS CYS ARG VAL LEU GLU LEU PRO SEQRES 18 A 345 TYR GLN GLY LYS GLU LEU SER MET ILE ILE LEU LEU PRO SEQRES 19 A 345 ASP ASP ILE GLU ASP GLU SER THR GLY LEU GLU LYS ILE SEQRES 20 A 345 GLU LYS GLN LEU THR LEU ASP LYS LEU ARG GLU TRP THR SEQRES 21 A 345 LYS PRO GLU ASN LEU TYR LEU ALA GLU VAL ASN VAL HIS SEQRES 22 A 345 LEU PRO ARG PHE LYS LEU GLU GLU SER TYR ASP LEU THR SEQRES 23 A 345 SER HIS LEU ALA ARG LEU GLY VAL GLN ASP LEU PHE ASN SEQRES 24 A 345 ARG GLY LYS ALA ASP LEU SER GLY MET SER GLY ALA ARG SEQRES 25 A 345 ASP LEU PHE VAL SER LYS ILE ILE HIS LYS SER PHE VAL SEQRES 26 A 345 ASP LEU ASN GLU GLU GLY THR GLU ALA ALA ALA ALA THR SEQRES 27 A 345 ALA GLY THR ILE LEU LEU ALA SEQRES 1 B 31 GLU GLU ASN PHE ASN ALA ASP HIS PRO PHE ILE PHE PHE SEQRES 2 B 31 ILE ARG HIS ASN PRO SER ALA ASN ILE LEU PHE LEU GLY SEQRES 3 B 31 ARG PHE SER SER PRO HET ACE A 22 3 HET CA A 647A 1 HETNAM ACE ACETYL GROUP HETNAM CA CALCIUM ION FORMUL 1 ACE C2 H4 O FORMUL 3 CA CA 2+ FORMUL 4 HOH *212(H2 O) HELIX 1 HA MET A 23 ASP A 45 1 23 HELIX 2 HB PRO A 54 LEU A 66 1 13 HELIX 3 HC ARG A 69 LEU A 80 1 12 HELIX 4 HD ASP A 91 ASN A 104 1 14 HELIX 5 HE LEU A 127 TYR A 138 1 12 HELIX 6 HF PRO A 150 THR A 165 1 16 HELIX 7 HG LEU A 260 GLN A 266 1 7 HELIX 8 HH LEU A 269 LYS A 277 1 9 HELIX 9 HI LEU A 299 LEU A 303 1 5 HELIX 10 HI1 ASN A 313 ALA A 316 1 5 SHEET 1 A 6 GLU A 141 VAL A 145 0 SHEET 2 A 6 ILE A 111 LYS A 122 1 SHEET 3 A 6 LEU A 182 GLY A 192 -1 SHEET 4 A 6 GLY A 344 LEU A 356 -1 SHEET 5 A 6 PHE A 328 ASN A 341 -1 SHEET 6 A 6 PHE A 291 LEU A 299 -1 SHEET 1 B 6 PRO A 228 GLU A 233 0 SHEET 2 B 6 LYS A 236 TYR A 244 -1 SHEET 3 B 6 GLU A 247 LEU A 254 -1 SHEET 4 B 6 PHE B 370 ASN B 377 -1 SHEET 5 B 6 ALA B 380 PHE B 388 -1 SHEET 6 B 6 ILE A 50 ILE A 52 -1 SHEET 1 C 4 GLU B 361 PHE B 364 0 SHEET 2 C 4 TYR A 280 ARG A 290 -1 SHEET 3 C 4 LYS A 216 TYR A 229 1 SHEET 4 C 4 ARG A 204 PHE A 208 1 LINK C ACE A 22 N MET A 23 1555 1555 1.33 LINK CA CA A 647A OE1 GLU A 166 1555 1555 2.53 LINK CA CA A 647A OE2 GLU A 166 1555 1555 2.79 LINK CA CA A 647A O HOH A 718 1555 4555 2.60 LINK CA CA A 647A OE2 GLU A 166 1555 4555 2.41 LINK CA CA A 647A O GLY A 163 1555 4555 2.33 SITE 1 AC1 3 GLY A 163 GLU A 166 HOH A 718 CRYST1 121.370 103.570 80.930 90.00 90.00 90.00 I 2 2 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 0.008239 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009655 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012356 0.00000 HETATM 1 C ACE A 22 -0.688 24.077 4.670 1.00 46.48 C HETATM 2 O ACE A 22 -0.566 23.520 5.765 1.00 49.16 O HETATM 3 CH3 ACE A 22 -2.031 24.391 4.016 1.00 46.63 C