1YEC - Header Asymmetric Unit

HEADER CATALYTIC ANTIBODY 15-APR-97 1YEC

TITLE STRUCTURE OF A CATALYTIC ANTIBODY IGG2A FAB FRAGMENT (D2.3)

COMPND MOL_ID: 1; COMPND 2 MOLECULE: IGG2A FAB FRAGMENT (D2.3); COMPND 3 CHAIN: L; COMPND 4 OTHER_DETAILS: CATALYTIC ANTIBODY, TRANSITION STATE COMPND 5 ANALOGUE; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: IGG2A FAB FRAGMENT (D2.3); COMPND 8 CHAIN: H; COMPND 9 OTHER_DETAILS: CATALYTIC ANTIBODY, TRANSITION STATE COMPND 10 ANALOGUE

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 7 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 8 ORGANISM_TAXID: 10090

KEYWDS CATALYTIC ANTIBODY, TRANSITION STATE ANALOGUE

EXPDTA X-RAY DIFFRACTION

AUTHOR B.GOLINELLI-PIMPANEAU,M.KNOSSOW

REVDAT 2 24-FEB-09 1YEC 1 VERSN REVDAT 1 15-OCT-97 1YEC 0

JRNL AUTH J.B.CHARBONNIER,B.GOLINELLI-PIMPANEAU,B.GIGANT, JRNL AUTH 2 D.S.TAWFIK,R.CHAP,D.G.SCHINDLER,S.H.KIM,B.S.GREEN, JRNL AUTH 3 Z.ESHHAR,M.KNOSSOW JRNL TITL STRUCTURAL CONVERGENCE IN THE ACTIVE SITES OF A JRNL TITL 2 FAMILY OF CATALYTIC ANTIBODIES. JRNL REF SCIENCE V. 275 1140 1997 JRNL REFN ISSN 0036-8075 JRNL PMID 9027317 JRNL DOI 10.1126/SCIENCE.275.5303.1140

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.84 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 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) (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 92749 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) : 0.208 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 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 : 3384 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.00 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.70 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.48 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.38 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: RESIDUES POORLY DEFINED BY THE REMARK 3 ELECTRON DENSITY: CHAIN L: 212 - 214 CHAIN H: 127 - 134

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

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-JUL-95 REMARK 200 TEMPERATURE (KELVIN) : 278 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LURE REMARK 200 BEAMLINE : DW32 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.901 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : BENT MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM V. 5.2 REMARK 200 DATA SCALING SOFTWARE : CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44679 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 2.100 REMARK 200 R MERGE (I) : 0.06300 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) : 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1KNO REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.0

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.98000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 105.96000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 105.96000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 52.98000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 5330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -144.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -159.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: L 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 APPLY THE FOLLOWING TO CHAINS: H REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 39.09000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 67.70587 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 105.96000

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 LEU L 11 CA - CB - CG ANGL. DEV. = 14.1 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 VAL L 51 -45.38 68.57 REMARK 500 ASN L 190 -62.31 -107.63 REMARK 500 THR L 200 9.36 -65.76 REMARK 500 ASN L 212 -138.63 -152.74 REMARK 500 SER H 41 51.56 34.07 REMARK 500 ILE H 48 -61.18 -95.42 REMARK 500 VAL H 127 -41.14 -137.44 REMARK 500 THR H 132 -149.60 57.11 REMARK 500 SER H 134 -78.29 78.98 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 ZN L 217 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS L 49 NE2 REMARK 620 2 ASP H 100C OD1 104.5 REMARK 620 3 HOH L 264 O 106.3 139.9 REMARK 620 4 HOH H 580 O 89.6 88.3 116.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 218 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS L 93 ND1 REMARK 620 2 HOH L 258 O 124.6 REMARK 620 3 HOH L 300 O 82.5 89.4 REMARK 620 4 ASP H 181 OD1 108.9 116.6 131.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 219 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP L 151 OD2 REMARK 620 2 HIS L 189 ND1 110.5 REMARK 620 3 HOH L 270 O 104.8 92.6 REMARK 620 4 HOH L 256 O 133.5 108.5 97.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 216 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH L 288 O REMARK 620 2 HOH L 300 O 94.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 220 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH L 281 O REMARK 620 2 HOH L 283 O 106.6 REMARK 620 3 HOH L 272 O 86.5 102.3 REMARK 620 4 HOH L 256 O 86.7 141.0 115.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 221 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH L 271 O REMARK 620 2 HOH L 272 O 102.6 REMARK 620 3 HOH L 274 O 127.9 93.5 REMARK 620 4 ASP L 60 OD2 89.5 112.1 129.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN L 215 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH L 271 O REMARK 620 2 HOH L 270 O 115.9 REMARK 620 N 1

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 215 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 216 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 217 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 218 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 219 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 220 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 221 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PNB H 551

DBREF 1YEC L 1 214 PIR S16112 S16112 1 219 DBREF 1YEC H 114 223 UNP P01863 GCAA_MOUSE 1 99

SEQADV 1YEC ILE L 2 PIR S16112 VAL 2 CONFLICT SEQADV 1YEC SER L 7 PIR S16112 THR 7 CONFLICT SEQADV 1YEC THR L 10 PIR S16112 SER 10 CONFLICT SEQADV 1YEC SER L 12 PIR S16112 PRO 12 CONFLICT SEQADV 1YEC THR L 14 PIR S16112 SER 14 CONFLICT SEQADV 1YEC ILE L 15 PIR S16112 LEU 15 CONFLICT SEQADV 1YEC GLN L 17 PIR S16112 ASP 17 CONFLICT SEQADV 1YEC PRO L 18 PIR S16112 GLN 18 CONFLICT SEQADV 1YEC LYS L 24 PIR S16112 ARG 24 CONFLICT SEQADV 1YEC LEU L 27B PIR S16112 VAL 30 CONFLICT SEQADV 1YEC TYR L 27D PIR S16112 HIS 31 CONFLICT SEQADV 1YEC LYS L 30 PIR S16112 ASN 35 CONFLICT SEQADV 1YEC ASN L 34 PIR S16112 TYR 39 CONFLICT SEQADV 1YEC LEU L 36 PIR S16112 TYR 41 CONFLICT SEQADV 1YEC ARG L 39 PIR S16112 LYS 44 CONFLICT SEQADV 1YEC ARG L 46 PIR S16112 PRO 51 CONFLICT SEQADV 1YEC HIS L 49 PIR S16112 TYR 54 CONFLICT SEQADV 1YEC LEU L 50 PIR S16112 ARG 55 CONFLICT SEQADV 1YEC LYS L 53 PIR S16112 ASN 58 CONFLICT SEQADV 1YEC LEU L 54 PIR S16112 ARG 59 CONFLICT SEQADV 1YEC ASP L 55 PIR S16112 PHE 60 CONFLICT SEQADV 1YEC ILE L 62 PIR S16112 PHE 67 CONFLICT SEQADV 1YEC THR L 63 PIR S16112 SER 68 CONFLICT SEQADV 1YEC ALA L 81 PIR S16112 GLU 86 CONFLICT SEQADV 1YEC TYR L 87 PIR S16112 PHE 92 CONFLICT SEQADV 1YEC VAL L 89 PIR S16112 PHE 94 CONFLICT SEQADV 1YEC PHE L 94 PIR S16112 VAL 99 CONFLICT SEQADV 1YEC LYS L 103 PIR S16112 ARG 108 CONFLICT SEQADV 1YEC LEU L 107 PIR S16112 LYS 112 CONFLICT SEQADV 1YEC GLY L 109 PIR S16112 ALA 114 CONFLICT

SEQRES 1 L 219 ASP ILE VAL MET THR GLN SER PRO LEU THR LEU SER VAL SEQRES 2 L 219 THR ILE GLY GLN PRO ALA SER ILE SER CYS LYS SER SER SEQRES 3 L 219 GLN SER LEU LEU TYR SER ASN GLY LYS THR TYR LEU ASN SEQRES 4 L 219 TRP LEU LEU GLN ARG PRO GLY GLN SER PRO LYS ARG LEU SEQRES 5 L 219 ILE HIS LEU VAL SER LYS LEU ASP SER GLY VAL PRO ASP SEQRES 6 L 219 ARG ILE THR GLY SER GLY SER GLY THR ASP PHE THR LEU SEQRES 7 L 219 LYS ILE SER ARG VAL GLU ALA ALA ASP LEU GLY VAL TYR SEQRES 8 L 219 TYR CYS VAL GLN GLY THR HIS PHE PRO TYR THR PHE GLY SEQRES 9 L 219 GLY GLY THR LYS LEU GLU ILE LEU ARG GLY ASP ALA ALA SEQRES 10 L 219 PRO THR VAL SER ILE PHE PRO PRO SER SER GLU GLN LEU SEQRES 11 L 219 THR SER GLY GLY ALA SER VAL VAL CYS PHE LEU ASN ASN SEQRES 12 L 219 PHE TYR PRO LYS ASP ILE ASN VAL LYS TRP LYS ILE ASP SEQRES 13 L 219 GLY SER GLU ARG GLN ASN GLY VAL LEU ASN SER TRP THR SEQRES 14 L 219 ASP GLN ASP SER LYS ASP SER THR TYR SER MET SER SER SEQRES 15 L 219 THR LEU THR LEU THR LYS ASP GLU TYR GLU ARG HIS ASN SEQRES 16 L 219 SER TYR THR CYS GLU ALA THR HIS LYS THR SER THR SER SEQRES 17 L 219 PRO ILE VAL LYS SER PHE ASN ARG ASN GLU CYS SEQRES 1 H 222 GLU MET GLN LEU GLN GLN SER GLY ALA GLU LEU LEU ARG SEQRES 2 H 222 PRO GLY THR SER VAL LYS LEU SER CYS LYS THR SER GLY SEQRES 3 H 222 TYR ILE PHE THR SER TYR TRP ILE HIS TRP VAL LYS GLN SEQRES 4 H 222 ARG SER GLY GLN GLY LEU GLU TRP ILE ALA ARG ILE TYR SEQRES 5 H 222 PRO GLY THR GLY SER THR TYR TYR ASN GLU LYS PHE LYS SEQRES 6 H 222 GLY LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR SEQRES 7 H 222 ALA TYR MET GLN LEU SER THR LEU LYS SER GLU ASP SER SEQRES 8 H 222 ALA VAL TYR PHE CYS THR ARG TRP GLY PHE ILE PRO VAL SEQRES 9 H 222 ARG GLU ASP TYR VAL MET ASP TYR TRP GLY GLN GLY THR SEQRES 10 H 222 LEU VAL THR VAL SER SER ALA LYS THR THR ALA PRO SER SEQRES 11 H 222 VAL TYR PRO LEU ALA PRO VAL CYS GLY ASP THR THR GLY SEQRES 12 H 222 SER SER VAL THR LEU GLY CYS LEU VAL LYS GLY TYR PHE SEQRES 13 H 222 PRO GLU PRO VAL THR LEU THR TRP ASN SER GLY SER LEU SEQRES 14 H 222 SER SER GLY VAL HIS THR PHE PRO ALA VAL LEU GLN SER SEQRES 15 H 222 ASP LEU TYR THR LEU SER SER SER VAL THR VAL THR SER SEQRES 16 H 222 SER THR TRP PRO SER GLN SER ILE THR CYS ASN VAL ALA SEQRES 17 H 222 HIS PRO ALA SER SER THR LYS VAL ASP LYS LYS ILE GLU SEQRES 18 H 222 PRO

HET ZN L 215 1 HET ZN L 216 1 HET ZN L 217 1 HET ZN L 218 1 HET ZN L 219 1 HET ZN L 220 1 HET ZN L 221 1 HET PNB H 551 24

HETNAM ZN ZINC ION HETNAM PNB 4-NITRO-BENZYLPHOSPHONOBUTANOYL-GLYCINE

FORMUL 3 ZN 7(ZN 2+) FORMUL 10 PNB C13 H17 N2 O8 P FORMUL 11 HOH *149(H2 O)

HELIX 1 1 ALA L 80 ASP L 82 5 3 HELIX 2 2 SER L 122 SER L 127 1 6 HELIX 3 3 LYS L 183 ARG L 188 1 6 HELIX 4 4 PHE H 29 SER H 31 5 3 HELIX 5 5 GLU H 61 PHE H 63 5 3 HELIX 6 6 SER H 84 ASP H 86 5 3 HELIX 7 7 ASN H 160 GLY H 162 5 3 HELIX 8 8 PRO H 211 SER H 213 5 3

SHEET 1 A 4 MET L 4 SER L 7 0 SHEET 2 A 4 ALA L 19 SER L 25 -1 N LYS L 24 O THR L 5 SHEET 3 A 4 ASP L 70 ILE L 75 -1 N ILE L 75 O ALA L 19 SHEET 4 A 4 ILE L 62 SER L 67 -1 N SER L 67 O ASP L 70 SHEET 1 B 5 THR L 10 THR L 14 0 SHEET 2 B 5 THR L 102 LEU L 107 1 N LYS L 103 O LEU L 11 SHEET 3 B 5 GLY L 84 GLN L 90 -1 N TYR L 86 O THR L 102 SHEET 4 B 5 LEU L 33 GLN L 38 -1 N GLN L 38 O VAL L 85 SHEET 5 B 5 PRO L 44 ILE L 48 -1 N ILE L 48 O TRP L 35 SHEET 1 C 4 THR L 114 PHE L 118 0 SHEET 2 C 4 GLY L 129 ASN L 137 -1 N ASN L 137 O THR L 114 SHEET 3 C 4 MET L 175 THR L 182 -1 N LEU L 181 O ALA L 130 SHEET 4 C 4 VAL L 159 TRP L 163 -1 N SER L 162 O SER L 176 SHEET 1 D 4 SER L 153 ARG L 155 0 SHEET 2 D 4 ILE L 144 ILE L 150 -1 N ILE L 150 O SER L 153 SHEET 3 D 4 SER L 191 HIS L 198 -1 N THR L 197 O ASN L 145 SHEET 4 D 4 ILE L 205 ASN L 210 -1 N PHE L 209 O TYR L 192 SHEET 1 E 4 GLN H 3 GLN H 6 0 SHEET 2 E 4 VAL H 18 SER H 25 -1 N SER H 25 O GLN H 3 SHEET 3 E 4 THR H 77 LEU H 82 -1 N LEU H 82 O VAL H 18 SHEET 4 E 4 ALA H 67 ASP H 72 -1 N ASP H 72 O THR H 77 SHEET 1 F 6 GLU H 10 LEU H 12 0 SHEET 2 F 6 THR H 107 VAL H 111 1 N THR H 110 O GLU H 10 SHEET 3 F 6 ALA H 88 THR H 93 -1 N TYR H 90 O THR H 107 SHEET 4 F 6 TRP H 33 GLN H 39 -1 N GLN H 39 O VAL H 89 SHEET 5 F 6 LEU H 45 TYR H 52 -1 N ILE H 51 O ILE H 34 SHEET 6 F 6 SER H 56 TYR H 59 -1 N TYR H 58 O ARG H 50 SHEET 1 G 4 SER H 120 LEU H 124 0 SHEET 2 G 4 SER H 135 TYR H 145 -1 N LYS H 143 O SER H 120 SHEET 3 G 4 TYR H 183 THR H 192 -1 N VAL H 191 O VAL H 136 SHEET 4 G 4 VAL H 169 THR H 171 -1 N HIS H 170 O SER H 188 SHEET 1 H 3 THR H 151 TRP H 155 0 SHEET 2 H 3 THR H 204 HIS H 210 -1 N ALA H 209 O THR H 151 SHEET 3 H 3 THR H 215 LYS H 220 -1 N LYS H 219 O CYS H 206 SHEET 1 I 2 VAL H 175 GLN H 177 0 SHEET 2 I 2 LEU H 182 THR H 184 -1 N THR H 184 O VAL H 175

SSBOND 1 CYS L 23 CYS L 88 1555 1555 2.03 SSBOND 2 CYS L 134 CYS L 194 1555 1555 2.02 SSBOND 3 CYS H 22 CYS H 92 1555 1555 2.02 SSBOND 4 CYS H 140 CYS H 206 1555 1555 2.03

LINK ZN ZN L 217 NE2 HIS L 49 1555 1555 2.29 LINK ZN ZN L 217 OD1 ASP H 100C 1555 1555 2.18 LINK ZN ZN L 218 ND1 HIS L 93 1555 1555 2.35 LINK ZN ZN L 219 OD2 ASP L 151 1555 1555 1.94 LINK ZN ZN L 216 O HOH L 288 1555 1555 1.63 LINK ZN ZN L 216 O HOH L 300 1555 1555 2.56 LINK ZN ZN L 217 O HOH L 264 1555 1555 1.64 LINK ZN ZN L 217 O HOH H 580 1555 1555 1.65 LINK ZN ZN L 218 O HOH L 258 1555 1555 2.00 LINK ZN ZN L 218 O HOH L 300 1555 1555 1.66 LINK ZN ZN L 219 ND1 HIS L 189 1555 1555 2.40 LINK ZN ZN L 219 O HOH L 270 1555 1555 2.31 LINK ZN ZN L 219 O HOH L 256 1555 1555 1.67 LINK ZN ZN L 220 O HOH L 281 1555 1555 2.11 LINK ZN ZN L 220 O HOH L 283 1555 1555 1.60 LINK ZN ZN L 220 O HOH L 272 1555 1555 1.69 LINK ZN ZN L 220 O HOH L 256 1555 1555 1.67 LINK ZN ZN L 221 O HOH L 271 1555 1555 1.77 LINK ZN ZN L 221 O HOH L 272 1555 1555 1.76 LINK ZN ZN L 221 O HOH L 274 1555 1555 2.03 LINK ZN ZN L 215 O HOH L 271 1555 1655 1.64 LINK ZN ZN L 215 O HOH L 270 1555 1655 1.64 LINK ZN ZN L 218 OD1 ASP H 181 1555 5665 1.79 LINK ZN ZN L 221 OD2 ASP L 60 1555 4456 2.01

CISPEP 1 SER L 7 PRO L 8 0 -0.02 CISPEP 2 PHE L 94 PRO L 95 0 0.01 CISPEP 3 TYR L 140 PRO L 141 0 -0.61 CISPEP 4 PHE H 146 PRO H 147 0 -0.31 CISPEP 5 GLU H 148 PRO H 149 0 0.43 CISPEP 6 TRP H 197 PRO H 198 0 -0.05

SITE 1 AC1 4 ZN L 219 ZN L 221 HOH L 270 HOH L 271 SITE 1 AC2 4 SER H 112 ZN L 218 HOH L 288 HOH L 300 SITE 1 AC3 4 ASP H 100C HOH H 580 HIS L 49 HOH L 264 SITE 1 AC4 5 ASP H 181 HIS L 93 ZN L 216 HOH L 258 SITE 2 AC4 5 HOH L 300 SITE 1 AC5 6 ASP L 151 HIS L 189 ZN L 215 ZN L 220 SITE 2 AC5 6 HOH L 256 HOH L 270 SITE 1 AC6 6 ZN L 219 ZN L 221 HOH L 256 HOH L 272 SITE 2 AC6 6 HOH L 281 HOH L 283 SITE 1 AC7 6 ASP L 60 ZN L 215 ZN L 220 HOH L 271 SITE 2 AC7 6 HOH L 272 HOH L 274 SITE 1 AC8 15 HIS H 35 VAL H 37 THR H 93 TRP H 95 SITE 2 AC8 15 PHE H 97 TYR H 100D TRP H 103 HOH H 561 SITE 3 AC8 15 TYR L 27D ASN L 34 VAL L 89 GLY L 91 SITE 4 AC8 15 PHE L 94 TYR L 96 PHE L 98

CRYST1 78.180 78.180 158.940 90.00 90.00 120.00 P 31 2 1 6

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 0.012791 0.007385 0.000000 0.00000

SCALE2 0.000000 0.014770 0.000000 0.00000

SCALE3 0.000000 0.000000 0.006292 0.00000