HEADER IRON TRANSPORT PROTEIN 05-OCT-92 1OVB TITLE THE MECHANISM OF IRON UPTAKE BY TRANSFERRINS: THE STRUCTURE TITLE 2 OF AN 18KD NII-DOMAIN FRAGMENT AT 2.3 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: OVOTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ANAS SP.; SOURCE 3 ORGANISM_TAXID: 42806 KEYWDS IRON TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR P.KUSER,P.LINDLEY,R.SARRA REVDAT 2 24-FEB-09 1OVB 1 VERSN REVDAT 1 31-JAN-94 1OVB 0 JRNL AUTH P.F.LINDLEY,M.BAJAJ,R.W.EVANS,R.C.GARRATT, JRNL AUTH 2 S.S.HASNAIN,H.JHOTI,P.KUSER,M.NEU,K.PATEL,R.SARRA, JRNL AUTH 3 R.STRANGE,A.WALTON JRNL TITL THE MECHANISM OF IRON UPTAKE BY TRANSFERRINS: THE JRNL TITL 2 STRUCTURE OF AN 18 KDA NII-DOMAIN FRAGMENT FROM JRNL TITL 3 DUCK OVOTRANSFERRIN AT 2.3 A RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 49 292 1993 JRNL REFN ISSN 0907-4449 JRNL PMID 15299534 JRNL DOI 10.1107/S0907444992012101 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.N.BAKER,P.F.LINDLEY REMARK 1 TITL NEW PERSPECTIVES ON THE STRUCTURE AND FUNCTION OF REMARK 1 TITL 2 TRANSFERRINS REMARK 1 REF J.INORG.BIOCHEM. V. 47 147 1992 REMARK 1 REFN ISSN 0162-0134 REMARK 1 REFERENCE 2 REMARK 1 AUTH R.SARRA,R.GARRATT,B.GORINSKY,H.JHOTI,P.LINDLEY REMARK 1 TITL HIGH-RESOLUTION X-RAY STUDIES ON RABBIT SERUM REMARK 1 TITL 2 TRANSFERRIN-PRELIMINARY STRUCTURE ANALYSIS OF THE REMARK 1 TITL 3 N-TERMINAL HALF-MOLECULE AT 2.3 ANGSTROMS REMARK 1 TITL 4 RESOLUTION REMARK 1 REF ACTA CRYSTALLOGR.,SECT.B V. 46 763 1990 REMARK 1 REFN ISSN 0108-7681 REMARK 1 REFERENCE 3 REMARK 1 AUTH S.BAILEY,R.W.EVANS,R.C.GARRATT,B.GORINSKY, REMARK 1 AUTH 2 S.HASNAIN,C.HORSBURGH,H.JHOTI,P.F.LINDLEY,A.MYDIN, REMARK 1 AUTH 3 R.SARRA,J.L.WATSON REMARK 1 TITL MOLECULAR STRUCTURE OF SERUM TRANSFERRIN AT 3.3 REMARK 1 TITL 2 ANGSTROMS RESOLUTION REMARK 1 REF BIOCHEMISTRY V. 27 5804 1988 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL 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 : 6555 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) : 0.195 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 : 1220 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 106 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : NULL 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 1OVB 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 : 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 (%): 47.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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 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 27.30000 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 54.60000 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 413 O HOH A 427 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 CA PHE A 107 O HOH A 447 3464 1.62 REMARK 500 O ASP A 106 O HOH A 447 3464 1.91 REMARK 500 C PHE A 107 O HOH A 447 3464 2.07 REMARK 500 N PHE A 107 O HOH A 447 3464 2.11 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 MET A 108 CG - SD - CE ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 113 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 VAL A 159 CA - CB - CG2 ANGL. DEV. = 9.4 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 ASP A 106 -3.98 -142.11 REMARK 500 TRP A 139D 92.81 -63.23 REMARK 500 SER A 143 101.66 141.81 REMARK 500 ALA A 176B -68.78 -21.07 REMARK 500 ALA A 214 62.69 -158.46 REMARK 500 CYS A 241 68.66 -159.07 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ILE A 141 GLU A 142 143.26 REMARK 500 GLU A 142 SER A 143 -118.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 124 0.12 SIDE_CHAIN REMARK 500 ARG A 138 0.10 SIDE_CHAIN REMARK 500 ARG A 232 0.13 SIDE_CHAIN REMARK 500 ARG A 245 0.17 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 402 DISTANCE = 8.30 ANGSTROMS REMARK 525 HOH A 403 DISTANCE = 7.10 ANGSTROMS REMARK 525 HOH A 413 DISTANCE = 8.49 ANGSTROMS REMARK 525 HOH A 422 DISTANCE = 6.08 ANGSTROMS REMARK 525 HOH A 427 DISTANCE = 7.01 ANGSTROMS REMARK 525 HOH A 431 DISTANCE = 5.73 ANGSTROMS REMARK 525 HOH A 441 DISTANCE = 5.02 ANGSTROMS REMARK 525 HOH A 442 DISTANCE = 5.17 ANGSTROMS REMARK 525 HOH A 449 DISTANCE = 6.28 ANGSTROMS 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 FE A 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CO3 A 400 O2 REMARK 620 2 TYR A 95 OH 104.1 REMARK 620 3 TYR A 188 OH 104.9 128.7 REMARK 620 4 CO3 A 400 O3 63.0 149.6 81.7 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: FEB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: IRON BINDING SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 300 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 400 REMARK 999 REMARK 999 SEQUENCE REMARK 999 REMARK 999 THE SEQUENCE IS THAT DETERMINED BY THE AUTHORS. DBREF 1OVB A 94 248 UNP P56410 TRFE_ANAPL 91 249 SEQADV 1OVB SER A 145 UNP P56410 ILE 147 CONFLICT SEQADV 1OVB VAL A 146 UNP P56410 SER 148 CONFLICT SEQADV 1OVB ALA A 183 UNP P56410 GLY 186 CONFLICT SEQRES 1 A 159 SER TYR TYR ALA VAL ALA VAL VAL LYS LYS GLY THR ASP SEQRES 2 A 159 PHE MET ILE LYS ASP LEU ARG GLY LYS THR SER CYS HIS SEQRES 3 A 159 THR GLY LEU GLY ARG SER ALA GLY TRP ASN ILE PRO ILE SEQRES 4 A 159 GLY THR LEU ILE HIS ARG GLU ASP ILE GLU TRP GLU GLY SEQRES 5 A 159 ILE GLU SER GLY SER VAL GLU GLN ALA VAL ALA LYS PHE SEQRES 6 A 159 PHE SER ALA SER CYS VAL PRO GLY ALA THR ILE GLU GLN SEQRES 7 A 159 LYS LEU CYS ARG GLN CYS LYS GLY ASP ALA LYS THR LYS SEQRES 8 A 159 CYS LEU ARG ASN ALA PRO TYR SER GLY TYR SER GLY ALA SEQRES 9 A 159 PHE GLN CYS LEU LYS ASP GLY LYS GLY ASP VAL ALA PHE SEQRES 10 A 159 VAL LYS HIS THR THR VAL GLN GLU ASN ALA PRO GLU GLU SEQRES 11 A 159 LYS ASP GLU TYR GLU LEU LEU CYS LEU ASP GLY SER ARG SEQRES 12 A 159 GLN PRO VAL ASP SER TYR LYS THR CYS ASN TRP ALA ARG SEQRES 13 A 159 VAL ALA ALA HET FE A 300 1 HET CO3 A 400 4 HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION FORMUL 2 FE FE 3+ FORMUL 3 CO3 C O3 2- FORMUL 4 HOH *106(H2 O) HELIX 1 A4 MET A 108 LEU A 112 5 5 HELIX 2 A5 TRP A 128 ARG A 138 1 11 HELIX 3 A6 SER A 145 LYS A 152 1 8 HELIX 4 A7 SER A 186 ASP A 197 1 12 HELIX 5 A8 THR A 208 ALA A 214 1 7 SHEET 1 B1 5 THR A 116 THR A 120 0 SHEET 2 B1 5 VAL A 202 HIS A 207 1 SHEET 3 B1 5 TYR A 95 LYS A 103 -1 SHEET 4 B1 5 GLU A 222 CYS A 227 1 SHEET 5 B1 5 SER A 231 VAL A 235 -1 SSBOND 1 CYS A 118 CYS A 194 1555 1555 2.10 SSBOND 2 CYS A 158 CYS A 174 1555 1555 2.09 SSBOND 3 CYS A 171 CYS A 177 1555 1555 2.10 SSBOND 4 CYS A 227 CYS A 241 1555 1555 2.11 LINK FE FE A 300 O2 CO3 A 400 1555 1555 2.11 LINK FE FE A 300 OH TYR A 95 1555 1555 2.01 LINK FE FE A 300 OH TYR A 188 1555 1555 1.85 LINK FE FE A 300 O3 CO3 A 400 1555 1555 2.21 SITE 1 FEB 3 TYR A 95 TYR A 188 CO3 A 400 SITE 1 AC1 3 TYR A 95 TYR A 188 CO3 A 400 SITE 1 AC2 8 TYR A 95 THR A 120 ARG A 124 SER A 125 SITE 2 AC2 8 ALA A 126 GLY A 127 TYR A 188 FE A 300 CRYST1 41.500 41.500 81.900 90.00 90.00 120.00 P 31 3 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 0.024096 0.013912 0.000000 0.00000 SCALE2 0.000000 0.027824 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012210 0.00000