Add new crosslinking terms from most recent revision (#207)

* Add xlinking terms

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* Formatting

* Formatting

* Incorporate suggestions

psi-ms.obo

@@ -1,5 +1,5 @@
 format-version: 1.2
-data-version: 4.1.129
+data-version: 4.1.130
 date: 29:06:2023 11:30
 saved-by: Joshua Klein
 auto-generated-by: OBO-Edit 2.3.1
@@ -22350,6 +22350,34 @@ name: mzTab-M
 def: "Expanded tabular result format for metabolomics experiments reporting quantitative summary data, MS features and identification evidence." [PMID:30688441, PMID:31525911, https://www.psidev.info/mztab]
 is_a: MS:1000914 ! tab delimited text format
 
+[Term]
+id: MS:1003390
+name: crosslinker cleavage characteristics
+def: "Signifies that the crosslinker is cleavable and on cleavage can leave a given stub. The pattern specifies three slots <name>:<mass>:<pairs with>." [PSI:PI]
+is_a: MS:1001471 ! peptide modification details
+relationship: has_regexp MS:1003391 ! crosslinker cleavage regular expression
+relationship: has_value_type xsd:string ! The allowed value-type for this CV term
+
+[Term]
+id: MS:1003391
+name: crosslinker cleavage regular expression
+def: "^(?<NAME>[A-Za-z]):(?<MASS>[+-]?[0-9]+(\.[0-9]+)?([eE][+-]?[0-9]+(\.[0-9]+)?)?):(?<PAIRS_WITH>[A-Za-z]+)$" [PSI:PI]
+is_a: MS:1002479 ! regular expression
+
+[Term]
+id: MS:1003392
+name: search modification id
+def: "A unique identifier within an in mzIdentML document denoting a search modification rule. The same modification may be present multiple times with different id values to reflect different specificities or neutral losses." [PSI:PI]
+is_a: MS:1001471 ! peptide modification details
+relationship: has_value_type xsd:string ! The allowed value-type for this CV term
+
+[Term]
+id: MS:1003393
+name: search modification id ref
+def: "A reference to a `search modification id` in the current mzIdentML document that defines the properties of this modification instance." [PSI:PI]
+is_a: MS:1001471 ! peptide modification details
+relationship: has_value_type xsd:string ! The allowed value-type for this CV term
+
 [Term]
 id: MS:4000000
 name: PSI-MS CV Quality Control Vocabulary